{
  "num_pairs": 8,
  "pairs": [
    {
      "index": 1,
      "nt1": "///A/1",
      "nt2": "///B/21",
      "bp": "G-C",
      "name": "WC",
      "Saenger": "19-XIX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -163.670,
      "conf1": "anti",
      "pucker1": "~C3'-endo",
      "lambda1": 53.240,
      "chi2": -154.301,
      "conf2": "anti",
      "pucker2": "~C3'-endo",
      "lambda2": 57.592,
      "C1C1_dist": 10.625,
      "N1N9_dist": 8.941,
      "C6C8_dist": 9.832,
      "CNNC_torsion": -11.970,
      "hbonds_num": 3,
      "hbonds_desc": "O6(carbonyl)-N4(amino)[2.90],N1(imino)-N3[2.91],N2(amino)-O2(carbonyl)[2.87]",
      "interBase_angle": 25.121,
      "planarity": 0.270,
      "simple_Shear": -0.581,
      "simple_Stretch": -0.121,
      "simple_Buckle": -15.611,
      "simple_Propeller": -19.681,
      "bp_simpleParams": [
        -0.581,
        -0.121,
        -0.277,
        -15.611,
        -19.681,
        0.582
      ],
      "bp_params": [
        -0.575,
        -0.145,
        -0.277,
        -14.738,
        -20.343,
        0.586
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          1.413,
          7.197,
          1.541
        ],
        "x_axis": [
          -0.232,
          -0.892,
          -0.388
        ],
        "y_axis": [
          0.973,
          -0.208,
          -0.104
        ],
        "z_axis": [
          0.012,
          -0.401,
          0.916
        ],
        "quaternion": [
          0.608,
          0.122,
          0.164,
          -0.767
        ]
      }
    },
    {
      "index": 2,
      "nt1": "///A/2",
      "nt2": "///B/20",
      "bp": "A-U",
      "name": "WC",
      "Saenger": "20-XX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -163.696,
      "conf1": "anti",
      "pucker1": "~C3'-endo",
      "lambda1": 58.011,
      "chi2": -153.762,
      "conf2": "anti",
      "pucker2": "~C3'-endo",
      "lambda2": 55.350,
      "C1C1_dist": 10.622,
      "N1N9_dist": 8.995,
      "C6C8_dist": 9.976,
      "CNNC_torsion": -20.787,
      "hbonds_num": 2,
      "hbonds_desc": "N6(amino)-O4(carbonyl)[2.98],N1-N3(imino)[2.92]",
      "interBase_angle": 15.464,
      "planarity": 0.216,
      "simple_Shear": 0.044,
      "simple_Stretch": 0.017,
      "simple_Buckle": -9.950,
      "simple_Propeller": -11.837,
      "bp_simpleParams": [
        0.044,
        0.017,
        0.192,
        -9.950,
        -11.837,
        0.437
      ],
      "bp_params": [
        0.045,
        0.016,
        0.192,
        -10.116,
        -11.696,
        0.438
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          0.160,
          5.761,
          4.405
        ],
        "x_axis": [
          0.322,
          -0.818,
          -0.476
        ],
        "y_axis": [
          0.944,
          0.317,
          0.094
        ],
        "z_axis": [
          0.074,
          -0.479,
          0.875
        ],
        "quaternion": [
          0.793,
          0.181,
          0.173,
          -0.556
        ]
      }
    },
    {
      "index": 3,
      "nt1": "///A/3",
      "nt2": "///B/19",
      "bp": "C-G",
      "name": "WC",
      "Saenger": "19-XIX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -152.886,
      "conf1": "anti",
      "pucker1": "~C3'-endo",
      "lambda1": 56.286,
      "chi2": -157.826,
      "conf2": "anti",
      "pucker2": "~C3'-endo",
      "lambda2": 52.355,
      "C1C1_dist": 10.762,
      "N1N9_dist": 9.038,
      "C6C8_dist": 9.931,
      "CNNC_torsion": -25.401,
      "hbonds_num": 3,
      "hbonds_desc": "O2(carbonyl)-N2(amino)[2.87],N3-N1(imino)[2.94],N4(amino)-O6(carbonyl)[2.89]",
      "interBase_angle": 12.624,
      "planarity": 0.182,
      "simple_Shear": 0.386,
      "simple_Stretch": -0.108,
      "simple_Buckle": -4.342,
      "simple_Propeller": -11.854,
      "bp_simpleParams": [
        0.386,
        -0.108,
        0.311,
        -4.342,
        -11.854,
        -1.640
      ],
      "bp_params": [
        0.382,
        -0.122,
        0.311,
        -4.753,
        -11.695,
        -1.647
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          -0.910,
          3.568,
          6.973
        ],
        "x_axis": [
          0.779,
          -0.471,
          -0.414
        ],
        "y_axis": [
          0.617,
          0.696,
          0.368
        ],
        "z_axis": [
          0.115,
          -0.542,
          0.832
        ],
        "quaternion": [
          0.909,
          0.250,
          0.145,
          -0.299
        ]
      }
    },
    {
      "index": 4,
      "nt1": "///A/4",
      "nt2": "///B/17",
      "bp": "G-G",
      "name": "--",
      "Saenger": "07-VII",
      "LW": "tHW",
      "DSSR": "tM-W",
      "intra_chain": false,
      "chi1": 60.769,
      "conf1": "syn",
      "pucker1": "~C2'-endo",
      "lambda1": 44.992,
      "chi2": 63.302,
      "conf2": "syn",
      "pucker2": "~C2'-endo",
      "lambda2": 22.851,
      "C1C1_dist": 11.040,
      "N1N9_dist": 8.763,
      "C6C8_dist": 7.442,
      "CNNC_torsion": -157.958,
      "hbonds_num": 1,
      "hbonds_desc": "N7-N1(imino)[3.00]",
      "interBase_angle": 7.976,
      "planarity": 0.153,
      "simple_Shear": -3.451,
      "simple_Stretch": 5.008,
      "simple_Buckle": 3.154,
      "simple_Propeller": 7.326,
      "bp_simpleParams": [
        -3.451,
        5.008,
        -0.150,
        3.154,
        7.326,
        -129.255
      ],
      "bp_params": [
        -6.082,
        0.009,
        -0.150,
        -4.235,
        6.759,
        -129.302
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          1.391,
          2.744,
          9.983
        ],
        "x_axis": [
          -0.873,
          -0.473,
          -0.120
        ],
        "y_axis": [
          -0.432,
          0.633,
          0.643
        ],
        "z_axis": [
          -0.228,
          0.612,
          -0.757
        ],
        "quaternion": [
          -0.030,
          -0.250,
          0.903,
          0.347
        ]
      }
    },
    {
      "index": 5,
      "nt1": "///A/6",
      "nt2": "///B/15",
      "bp": "G-G",
      "name": "--",
      "Saenger": "07-VII",
      "LW": "tWH",
      "DSSR": "tW-M",
      "intra_chain": false,
      "chi1": 75.011,
      "conf1": "syn",
      "pucker1": "~C2'-endo",
      "lambda1": 24.048,
      "chi2": 61.408,
      "conf2": "syn",
      "pucker2": "~C2'-endo",
      "lambda2": 35.104,
      "C1C1_dist": 11.389,
      "N1N9_dist": 8.931,
      "C6C8_dist": 7.599,
      "CNNC_torsion": -167.805,
      "hbonds_num": 2,
      "hbonds_desc": "N1(imino)-N7[2.91],N2(amino)-O6(carbonyl)[3.07]",
      "interBase_angle": 3.777,
      "planarity": 0.074,
      "simple_Shear": 3.877,
      "simple_Stretch": 4.062,
      "simple_Buckle": 1.617,
      "simple_Propeller": -3.413,
      "bp_simpleParams": [
        3.877,
        4.062,
        0.109,
        1.617,
        -3.413,
        -115.578
      ],
      "bp_params": [
        5.614,
        -0.136,
        0.109,
        -1.437,
        -3.492,
        -115.598
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          1.809,
          -1.988,
          19.745
        ],
        "x_axis": [
          -0.892,
          0.419,
          0.169
        ],
        "y_axis": [
          0.416,
          0.617,
          0.668
        ],
        "z_axis": [
          0.176,
          0.666,
          -0.725
        ],
        "quaternion": [
          0.002,
          0.232,
          0.899,
          0.371
        ]
      }
    },
    {
      "index": 6,
      "nt1": "///A/8",
      "nt2": "///B/14",
      "bp": "G-C",
      "name": "WC",
      "Saenger": "19-XIX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -158.069,
      "conf1": "anti",
      "pucker1": "~C3'-endo",
      "lambda1": 51.505,
      "chi2": -153.387,
      "conf2": "anti",
      "pucker2": "~C3'-endo",
      "lambda2": 55.255,
      "C1C1_dist": 10.818,
      "N1N9_dist": 9.060,
      "C6C8_dist": 9.927,
      "CNNC_torsion": -30.795,
      "hbonds_num": 3,
      "hbonds_desc": "O6(carbonyl)-N4(amino)[2.87],N1(imino)-N3[2.93],N2(amino)-O2(carbonyl)[2.91]",
      "interBase_angle": 15.804,
      "planarity": 0.218,
      "simple_Shear": -0.352,
      "simple_Stretch": -0.112,
      "simple_Buckle": 2.918,
      "simple_Propeller": -15.532,
      "bp_simpleParams": [
        -0.352,
        -0.112,
        0.205,
        2.918,
        -15.532,
        -2.067
      ],
      "bp_params": [
        -0.348,
        -0.123,
        0.205,
        3.401,
        -15.434,
        -2.085
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          0.461,
          -3.228,
          22.908
        ],
        "x_axis": [
          0.774,
          0.432,
          0.464
        ],
        "y_axis": [
          -0.620,
          0.668,
          0.411
        ],
        "z_axis": [
          -0.133,
          -0.606,
          0.785
        ],
        "quaternion": [
          0.898,
          0.283,
          -0.166,
          0.293
        ]
      }
    },
    {
      "index": 7,
      "nt1": "///A/9",
      "nt2": "///B/13",
      "bp": "U-A",
      "name": "WC",
      "Saenger": "20-XX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -153.452,
      "conf1": "anti",
      "pucker1": "~C3'-endo",
      "lambda1": 55.423,
      "chi2": -163.704,
      "conf2": "anti",
      "pucker2": "~C3'-endo",
      "lambda2": 58.838,
      "C1C1_dist": 10.596,
      "N1N9_dist": 8.987,
      "C6C8_dist": 9.983,
      "CNNC_torsion": -17.997,
      "hbonds_num": 2,
      "hbonds_desc": "N3(imino)-N1[2.92],O4(carbonyl)-N6(amino)[3.00]",
      "interBase_angle": 16.346,
      "planarity": 0.219,
      "simple_Shear": -0.106,
      "simple_Stretch": 0.031,
      "simple_Buckle": 10.870,
      "simple_Propeller": -12.208,
      "bp_simpleParams": [
        -0.106,
        0.031,
        0.163,
        10.870,
        -12.208,
        1.118
      ],
      "bp_params": [
        -0.106,
        0.029,
        0.163,
        11.128,
        -11.973,
        1.119
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          1.458,
          -5.527,
          25.323
        ],
        "x_axis": [
          0.317,
          0.769,
          0.555
        ],
        "y_axis": [
          -0.941,
          0.326,
          0.085
        ],
        "z_axis": [
          -0.116,
          -0.549,
          0.828
        ],
        "quaternion": [
          0.786,
          0.202,
          -0.213,
          0.544
        ]
      }
    },
    {
      "index": 8,
      "nt1": "///A/10",
      "nt2": "///B/12",
      "bp": "C-G",
      "name": "WC",
      "Saenger": "19-XIX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -155.280,
      "conf1": "anti",
      "pucker1": "~C3'-endo",
      "lambda1": 58.138,
      "chi2": -163.987,
      "conf2": "anti",
      "pucker2": "~C3'-endo",
      "lambda2": 53.417,
      "C1C1_dist": 10.585,
      "N1N9_dist": 8.915,
      "C6C8_dist": 9.815,
      "CNNC_torsion": -11.399,
      "hbonds_num": 3,
      "hbonds_desc": "O2(carbonyl)-N2(amino)[2.87],N3-N1(imino)[2.91],N4(amino)-O6(carbonyl)[2.91]",
      "interBase_angle": 26.148,
      "planarity": 0.278,
      "simple_Shear": 0.623,
      "simple_Stretch": -0.119,
      "simple_Buckle": 17.248,
      "simple_Propeller": -19.652,
      "bp_simpleParams": [
        0.623,
        -0.119,
        -0.298,
        17.248,
        -19.652,
        0.775
      ],
      "bp_params": [
        0.617,
        -0.147,
        -0.298,
        16.323,
        -20.427,
        0.780
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          2.565,
          -7.256,
          28.085
        ],
        "x_axis": [
          -0.230,
          0.865,
          0.446
        ],
        "y_axis": [
          -0.971,
          -0.175,
          -0.163
        ],
        "z_axis": [
          -0.063,
          -0.471,
          0.880
        ],
        "quaternion": [
          0.607,
          0.127,
          -0.209,
          0.756
        ]
      }
    }
  ],
  "num_helices": 2,
  "helices": [
    {
      "index": 1,
      "num_stems": 1,
      "strand1": "GACG",
      "strand2": "CUGG",
      "bp_type": "|||.",
      "helix_form": "AAx",
      "helical_rise": 2.901,
      "helical_rise_std": 0.458,
      "helical_radius": 8.997,
      "helical_radius_std": 1.491,
      "helical_axis": [
        0.341,
        -0.354,
        0.871
      ],
      "point1": [
        0.167,
        3.796,
        0.102
      ],
      "point2": [
        3.156,
        0.693,
        7.747
      ],
      "num_pairs": 4,
      "pairs": [
        {
          "index": 1,
          "nt1": "///A/1",
          "nt2": "///B/21",
          "bp": "G-C",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.575,
            -0.145,
            -0.277,
            -14.738,
            -20.343,
            0.586
          ],
          "step_params": [
            -0.042,
            -1.388,
            3.147,
            -3.285,
            5.244,
            32.475
          ],
          "heli_params": [
            -3.267,
            -0.443,
            2.884,
            9.271,
            5.807,
            33.044
          ],
          "bp2_params": [
            0.045,
            0.016,
            0.192,
            -10.116,
            -11.696,
            0.438
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.147,
          "simple_Twist": 29.477,
          "simple_hRise": 2.851,
          "simple_hTwist": 30.105
        },
        {
          "index": 2,
          "nt1": "///A/2",
          "nt2": "///B/20",
          "bp": "A-U",
          "name": "WC",
          "Saenger": "20-XX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            0.045,
            0.016,
            0.192,
            -10.116,
            -11.696,
            0.438
          ],
          "step_params": [
            -0.336,
            -1.452,
            3.214,
            0.577,
            4.896,
            33.164
          ],
          "heli_params": [
            -3.282,
            0.673,
            2.969,
            8.519,
            -1.003,
            33.518
          ],
          "bp2_params": [
            0.382,
            -0.122,
            0.311,
            -4.753,
            -11.695,
            -1.647
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.214,
          "simple_Twist": 31.565,
          "simple_hRise": 2.955,
          "simple_hTwist": 31.938
        },
        {
          "index": 3,
          "nt1": "///A/3",
          "nt2": "///B/19",
          "bp": "C-G",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            0.382,
            -0.122,
            0.311,
            -4.753,
            -11.695,
            -1.647
          ],
          "step_params": [
            1.641,
            1.280,
            3.272,
            5.082,
            7.191,
            65.711
          ],
          "heli_params": [
            0.872,
            -1.290,
            3.484,
            6.596,
            -4.662,
            66.233
          ],
          "bp2_params": [
            -6.082,
            0.009,
            -0.150,
            -4.235,
            6.759,
            -129.302
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.272,
          "simple_Twist": 34.071,
          "simple_hRise": 3.658,
          "simple_hTwist": 35.158
        },
        {
          "index": 4,
          "nt1": "///A/4",
          "nt2": "///B/17",
          "bp": "G-G",
          "name": "--",
          "Saenger": "07-VII",
          "LW": "tHW",
          "DSSR": "tM-W"
        }
      ]
    },
    {
      "index": 2,
      "num_stems": 1,
      "strand1": "GGUC",
      "strand2": "GCAG",
      "bp_type": ".|||",
      "helix_form": "xAA",
      "helical_rise": 2.970,
      "helical_rise_std": 0.224,
      "helical_radius": 8.973,
      "helical_radius_std": 2.012,
      "helical_axis": [
        -0.333,
        -0.466,
        0.820
      ],
      "point1": [
        3.695,
        0.190,
        22.632
      ],
      "point2": [
        0.698,
        -4.007,
        30.024
      ],
      "num_pairs": 4,
      "pairs": [
        {
          "index": 1,
          "nt1": "///A/6",
          "nt2": "///B/15",
          "bp": "G-G",
          "name": "--",
          "Saenger": "07-VII",
          "LW": "tWH",
          "DSSR": "tW-M",
          "bp1_params": [
            5.614,
            -0.136,
            0.109,
            -1.437,
            -3.492,
            -115.598
          ],
          "step_params": [
            -0.700,
            1.182,
            3.387,
            -4.531,
            3.055,
            64.455
          ],
          "heli_params": [
            0.969,
            0.453,
            3.471,
            2.859,
            4.240,
            64.661
          ],
          "bp2_params": [
            -0.348,
            -0.123,
            0.205,
            3.401,
            -15.434,
            -2.085
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.387,
          "simple_Twist": 36.871,
          "simple_hRise": 3.528,
          "simple_hTwist": 37.259
        },
        {
          "index": 2,
          "nt1": "///A/8",
          "nt2": "///B/14",
          "bp": "G-C",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.348,
            -0.123,
            0.205,
            3.401,
            -15.434,
            -2.085
          ],
          "step_params": [
            0.422,
            -1.413,
            3.153,
            -1.537,
            3.903,
            33.212
          ],
          "heli_params": [
            -3.056,
            -0.970,
            2.950,
            6.794,
            2.676,
            33.469
          ],
          "bp2_params": [
            -0.106,
            0.029,
            0.163,
            11.128,
            -11.973,
            1.119
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.153,
          "simple_Twist": 31.962,
          "simple_hRise": 2.941,
          "simple_hTwist": 32.229
        },
        {
          "index": 3,
          "nt1": "///A/9",
          "nt2": "///B/13",
          "bp": "U-A",
          "name": "WC",
          "Saenger": "20-XX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.106,
            0.029,
            0.163,
            11.128,
            -11.973,
            1.119
          ],
          "step_params": [
            -0.003,
            -1.396,
            3.146,
            2.790,
            5.526,
            32.420
          ],
          "heli_params": [
            -3.328,
            0.445,
            2.865,
            9.786,
            -4.942,
            32.990
          ],
          "bp2_params": [
            0.617,
            -0.147,
            -0.298,
            16.323,
            -20.427,
            0.780
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.146,
          "simple_Twist": 28.980,
          "simple_hRise": 2.824,
          "simple_hTwist": 29.619
        },
        {
          "index": 4,
          "nt1": "///A/10",
          "nt2": "///B/12",
          "bp": "C-G",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W"
        }
      ]
    }
  ],
  "num_stems": 2,
  "stems": [
    {
      "index": 1,
      "helix_index": 1,
      "strand1": "GAC",
      "strand2": "CUG",
      "bp_type": "|||",
      "helix_form": "AA",
      "helical_rise": 2.933,
      "helical_rise_std": 0.111,
      "helical_radius": 9.743,
      "helical_radius_std": 0.492,
      "helical_axis": [
        0.276,
        -0.411,
        0.869
      ],
      "point1": [
        0.191,
        3.617,
        -0.517
      ],
      "point2": [
        1.818,
        1.200,
        4.597
      ],
      "num_pairs": 3,
      "pairs": [
        {
          "index": 1,
          "nt1": "///A/1",
          "nt2": "///B/21",
          "bp": "G-C",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.575,
            -0.145,
            -0.277,
            -14.738,
            -20.343,
            0.586
          ],
          "step_params": [
            -0.042,
            -1.388,
            3.147,
            -3.285,
            5.244,
            32.475
          ],
          "heli_params": [
            -3.267,
            -0.443,
            2.884,
            9.271,
            5.807,
            33.044
          ],
          "bp2_params": [
            0.045,
            0.016,
            0.192,
            -10.116,
            -11.696,
            0.438
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.147,
          "simple_Twist": 29.477,
          "simple_hRise": 2.851,
          "simple_hTwist": 30.105
        },
        {
          "index": 2,
          "nt1": "///A/2",
          "nt2": "///B/20",
          "bp": "A-U",
          "name": "WC",
          "Saenger": "20-XX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            0.045,
            0.016,
            0.192,
            -10.116,
            -11.696,
            0.438
          ],
          "step_params": [
            -0.336,
            -1.452,
            3.214,
            0.577,
            4.896,
            33.164
          ],
          "heli_params": [
            -3.282,
            0.673,
            2.969,
            8.519,
            -1.003,
            33.518
          ],
          "bp2_params": [
            0.382,
            -0.122,
            0.311,
            -4.753,
            -11.695,
            -1.647
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.214,
          "simple_Twist": 31.565,
          "simple_hRise": 2.955,
          "simple_hTwist": 31.938
        },
        {
          "index": 3,
          "nt1": "///A/3",
          "nt2": "///B/19",
          "bp": "C-G",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W"
        }
      ]
    },
    {
      "index": 2,
      "helix_index": 2,
      "strand1": "GUC",
      "strand2": "CAG",
      "bp_type": "|||",
      "helix_form": "AA",
      "helical_rise": 3.139,
      "helical_rise_std": 0.076,
      "helical_radius": 9.706,
      "helical_radius_std": 0.632,
      "helical_axis": [
        -0.255,
        -0.507,
        0.823
      ],
      "point1": [
        2.821,
        -1.125,
        25.288
      ],
      "point2": [
        1.213,
        -4.328,
        30.491
      ],
      "num_pairs": 3,
      "pairs": [
        {
          "index": 1,
          "nt1": "///A/8",
          "nt2": "///B/14",
          "bp": "G-C",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.348,
            -0.123,
            0.205,
            3.401,
            -15.434,
            -2.085
          ],
          "step_params": [
            0.422,
            -1.413,
            3.153,
            -1.537,
            3.903,
            33.212
          ],
          "heli_params": [
            -3.056,
            -0.970,
            2.950,
            6.794,
            2.676,
            33.469
          ],
          "bp2_params": [
            -0.106,
            0.029,
            0.163,
            11.128,
            -11.973,
            1.119
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.153,
          "simple_Twist": 31.962,
          "simple_hRise": 2.941,
          "simple_hTwist": 32.229
        },
        {
          "index": 2,
          "nt1": "///A/9",
          "nt2": "///B/13",
          "bp": "U-A",
          "name": "WC",
          "Saenger": "20-XX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.106,
            0.029,
            0.163,
            11.128,
            -11.973,
            1.119
          ],
          "step_params": [
            -0.003,
            -1.396,
            3.146,
            2.790,
            5.526,
            32.420
          ],
          "heli_params": [
            -3.328,
            0.445,
            2.865,
            9.786,
            -4.942,
            32.990
          ],
          "bp2_params": [
            0.617,
            -0.147,
            -0.298,
            16.323,
            -20.427,
            0.780
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.146,
          "simple_Twist": 28.980,
          "simple_hRise": 2.824,
          "simple_hTwist": 29.619
        },
        {
          "index": 3,
          "nt1": "///A/10",
          "nt2": "///B/12",
          "bp": "C-G",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W"
        }
      ]
    }
  ],
  "num_stacks": 5,
  "stacks": [
    {
      "index": 1,
      "num_nts": 2,
      "nts_short": "GG",
      "nts_long": "///A/6,///A/8"
    },
    {
      "index": 2,
      "num_nts": 2,
      "nts_short": "CA",
      "nts_long": "///A/10,///A/11"
    },
    {
      "index": 3,
      "num_nts": 2,
      "nts_short": "GG",
      "nts_long": "///B/17,///B/19"
    },
    {
      "index": 4,
      "num_nts": 2,
      "nts_short": "CA",
      "nts_long": "///B/21,///B/22"
    },
    {
      "index": 5,
      "num_nts": 6,
      "nts_short": "CGAAGC",
      "nts_long": "///A/3,///A/4,///B/16,///A/5,///B/15,///B/14"
    }
  ],
  "nonStack": {
    "num_nts": 2,
    "nts_short": "UU",
    "nts_long": "///A/7,///B/18"
  },
  "num_atom2bases": 2,
  "atom2bases": [
    {
      "index": 1,
      "type": "sugar",
      "atom": "///A/5/O4'",
      "nt": "///A/6",
      "vert_dist": 2.910
    },
    {
      "index": 2,
      "type": "sugar",
      "atom": "///B/16/O4'",
      "nt": "///B/17",
      "vert_dist": 3.010
    }
  ],
  "num_iloops": 1,
  "iloops": [
    {
      "index": 1,
      "type": "symmetric internal loop",
      "bridging_nts": [
        4,
        4
      ],
      "stem_indices": [
        1,
        2
      ],
      "summary": "[2] 4 4 [A.3 B.19 A.8 B.14] 3 3",
      "num_nts": 12,
      "nts_short": "CGAGUGCGAGUG",
      "nts_long": "///A/3,///A/4,///A/5,///A/6,///A/7,///A/8,///B/14,///B/15,///B/16,///B/17,///B/18,///B/19",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 4,
          "nts_short": "GAGU",
          "nts_long": "///A/4,///A/5,///A/6,///A/7"
        },
        {
          "index": 2,
          "num_nts": 4,
          "nts_short": "GAGU",
          "nts_long": "///B/15,///B/16,///B/17,///B/18"
        }
      ]
    }
  ],
  "num_ssSegments": 2,
  "ssSegments": [
    {
      "index": 1,
      "num_nts": 1,
      "nts_short": "A",
      "nts_long": "///A/11"
    },
    {
      "index": 2,
      "num_nts": 1,
      "nts_short": "A",
      "nts_long": "///B/22"
    }
  ],
  "num_splayUnits": 2,
  "splayUnits": [
    {
      "index": 1,
      "num_nts": 3,
      "nts_short": "GUG",
      "nts_long": "///A/6,///A/7,///A/8"
    },
    {
      "index": 2,
      "num_nts": 3,
      "nts_short": "GUG",
      "nts_long": "///B/17,///B/18,///B/19"
    }
  ],
  "dbn": {
    "all_chains": {
      "num_nts": 22,
      "num_chars": 23,
      "bseq": "GACGAGUGUCA&GACGAGUGUCA",
      "sstr": "(((....(((.&)))....))).",
      "form": "AA..Z..AA.-&AA..Z..AA.-"
    },
    "m1_chain_A": {
      "num_nts": 11,
      "num_chars": 11,
      "bseq": "GACGAGUGUCA",
      "sstr": "(((....(((.",
      "form": "AA..Z..AA.-"
    },
    "m1_chain_B": {
      "num_nts": 11,
      "num_chars": 11,
      "bseq": "GACGAGUGUCA",
      "sstr": ")))....))).",
      "form": "AA..Z..AA.-"
    }
  },
  "chains": {
    "m1_chain_A": {
      "num_nts": 11,
      "bseq": "GACGAGUGUCA",
      "sstr": "(((....(((.",
      "form": "AA..Z..AA.-",
      "helical_rise": 3.456,
      "helical_rise_std": 1.393,
      "helical_axis": [
        -0.400,
        -0.541,
        0.739
      ],
      "point1": [
        9.551,
        16.036,
        7.234
      ],
      "point2": [
        -4.500,
        -2.957,
        33.186
      ],
      "num_chars": 31,
      "suite": "G1aA1aC1bG2zA!!G4pU2aG1aU1aC1aA"
    },
    "m1_chain_B": {
      "num_nts": 11,
      "bseq": "GACGAGUGUCA",
      "sstr": ")))....))).",
      "form": "AA..Z..AA.-",
      "helical_rise": 3.637,
      "helical_rise_std": 1.523,
      "helical_axis": [
        -0.319,
        0.471,
        -0.822
      ],
      "point1": [
        7.692,
        -15.382,
        25.690
      ],
      "point2": [
        -4.068,
        1.986,
        -4.598
      ],
      "num_chars": 31,
      "suite": "G1aA1aC1bG2zA!!G4pU2aG1aU1aC1aA"
    }
  },
  "num_nts": 22,
  "nts": [
    {
      "index": 1,
      "index_chain": 1,
      "chain_name": "A",
      "nt_resnum": 1,
      "nt_name": "G",
      "nt_code": "G",
      "nt_id": "///A/1",
      "linked_nts": [
        null,
        "///A/2"
      ],
      "nt_type": "RNA",
      "dbn": "(",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix-end,stem-end",
      "alpha": null,
      "beta": null,
      "gamma": 55.662,
      "delta": 77.473,
      "epsilon": -156.119,
      "zeta": -64.083,
      "epsilon_zeta": -92.036,
      "bb_type": "BI",
      "chi": -163.670,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.365,
        8.743,
        0.788
      ],
      "P_xyz": [
        null,
        null,
        null
      ],
      "form": "A",
      "ssZp": 4.541,
      "Dp": 4.730,
      "splay_angle": 23.013,
      "splay_distance": 3.675,
      "splay_ratio": 0.204,
      "d22": null,
      "d64": null,
      "eta": null,
      "theta": null,
      "eta_prime": null,
      "theta_prime": null,
      "eta_base": null,
      "theta_base": null,
      "v0": 9.228,
      "v1": -32.157,
      "v2": 40.426,
      "v3": -36.882,
      "v4": 17.852,
      "amplitude": 40.658,
      "phase_angle": 6.124,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "inc",
      "cluster": "__",
      "suiteness": 0.000,
      "filter_rmsd": 0.024,
      "frame": {
        "rmsd": 0.024,
        "origin": [
          1.407,
          7.525,
          1.534
        ],
        "x_axis": [
          -0.210,
          -0.952,
          -0.223
        ],
        "y_axis": [
          0.962,
          -0.160,
          -0.223
        ],
        "z_axis": [
          0.177,
          -0.261,
          0.949
        ],
        "quaternion": [
          0.628,
          0.015,
          0.159,
          -0.761
        ]
      }
    },
    {
      "index": 2,
      "index_chain": 2,
      "chain_name": "A",
      "nt_resnum": 2,
      "nt_name": "A",
      "nt_code": "A",
      "nt_id": "///A/2",
      "linked_nts": [
        "///A/1",
        "///A/3"
      ],
      "nt_type": "RNA",
      "dbn": "(",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -73.986,
      "beta": 172.431,
      "gamma": 67.724,
      "delta": 78.428,
      "epsilon": -158.672,
      "zeta": -66.497,
      "epsilon_zeta": -92.176,
      "bb_type": "BI",
      "chi": -163.696,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.622,
        8.713,
        0.641
      ],
      "P_xyz": [
        0.946,
        9.322,
        0.755
      ],
      "form": "A",
      "ssZp": 4.287,
      "Dp": 4.676,
      "splay_angle": 21.919,
      "splay_distance": 3.578,
      "splay_ratio": 0.195,
      "d22": null,
      "d64": null,
      "eta": 170.991,
      "theta": -146.917,
      "eta_prime": -172.159,
      "theta_prime": -146.932,
      "eta_base": -128.859,
      "theta_base": -124.214,
      "v0": 7.959,
      "v1": -30.728,
      "v2": 39.485,
      "v3": -36.699,
      "v4": 18.543,
      "amplitude": 39.850,
      "phase_angle": 7.757,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "33p",
      "cluster": "1a",
      "suiteness": 0.606,
      "filter_rmsd": 0.055,
      "frame": {
        "rmsd": 0.033,
        "origin": [
          0.182,
          5.700,
          4.479
        ],
        "x_axis": [
          0.336,
          -0.860,
          -0.384
        ],
        "y_axis": [
          0.934,
          0.358,
          0.016
        ],
        "z_axis": [
          0.123,
          -0.364,
          0.923
        ],
        "quaternion": [
          0.809,
          0.117,
          0.157,
          -0.554
        ]
      }
    },
    {
      "index": 3,
      "index_chain": 3,
      "chain_name": "A",
      "nt_resnum": 3,
      "nt_name": "C",
      "nt_code": "C",
      "nt_id": "///A/3",
      "linked_nts": [
        "///A/2",
        "///A/4"
      ],
      "nt_type": "RNA",
      "dbn": "(",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix,stem-end,internal-loop",
      "alpha": -73.204,
      "beta": 174.314,
      "gamma": 67.039,
      "delta": 81.461,
      "epsilon": -150.299,
      "zeta": -66.576,
      "epsilon_zeta": -83.723,
      "bb_type": "BI",
      "chi": -152.886,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.598,
        8.908,
        0.010
      ],
      "P_xyz": [
        0.974,
        9.530,
        0.080
      ],
      "form": ".",
      "ssZp": 3.886,
      "Dp": 4.560,
      "splay_angle": 38.349,
      "splay_distance": 5.972,
      "splay_ratio": 0.371,
      "d22": null,
      "d64": null,
      "eta": 177.182,
      "theta": -137.780,
      "eta_prime": -169.759,
      "theta_prime": -132.577,
      "eta_base": -135.637,
      "theta_base": -54.142,
      "v0": 3.577,
      "v1": -25.098,
      "v2": 34.782,
      "v3": -34.353,
      "v4": 19.858,
      "amplitude": 35.758,
      "phase_angle": 13.416,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "33p",
      "cluster": "1a",
      "suiteness": 0.638,
      "filter_rmsd": 0.058,
      "frame": {
        "rmsd": 0.018,
        "origin": [
          -0.781,
          3.351,
          7.001
        ],
        "x_axis": [
          0.779,
          -0.533,
          -0.331
        ],
        "y_axis": [
          0.624,
          0.709,
          0.328
        ],
        "z_axis": [
          0.060,
          -0.462,
          0.885
        ],
        "quaternion": [
          0.918,
          0.215,
          0.107,
          -0.315
        ]
      }
    },
    {
      "index": 4,
      "index_chain": 4,
      "chain_name": "A",
      "nt_resnum": 4,
      "nt_name": "G",
      "nt_code": "G",
      "nt_id": "///A/4",
      "linked_nts": [
        "///A/3",
        "///A/5"
      ],
      "nt_type": "RNA",
      "dbn": ".",
      "summary": "syn,~C2'-endo,non-canonical,non-pair-contact,helix-end,internal-loop,phosphate",
      "alpha": -68.060,
      "beta": 172.148,
      "gamma": 63.111,
      "delta": 130.563,
      "epsilon": -117.915,
      "zeta": -61.922,
      "epsilon_zeta": -55.994,
      "bb_type": "--",
      "chi": 60.769,
      "glyco_bond": "syn",
      "C5prime_xyz": [
        -5.757,
        4.606,
        0.825
      ],
      "P_xyz": [
        -6.211,
        2.006,
        0.843
      ],
      "form": ".",
      "ssZp": -2.418,
      "Dp": 1.894,
      "splay_angle": 46.987,
      "splay_distance": 7.978,
      "splay_ratio": 0.399,
      "d22": null,
      "d64": null,
      "eta": -174.826,
      "theta": -45.680,
      "eta_prime": -149.661,
      "theta_prime": -90.945,
      "eta_base": -69.679,
      "theta_base": -141.051,
      "v0": -29.035,
      "v1": 35.194,
      "v2": -27.288,
      "v3": 11.404,
      "v4": 10.885,
      "amplitude": 34.251,
      "phase_angle": 142.816,
      "puckering": "C1'-exo",
      "sugar_class": "~C2'-endo",
      "bin": "32p",
      "cluster": "1b",
      "suiteness": 0.464,
      "filter_rmsd": 0.027,
      "frame": {
        "rmsd": 0.027,
        "origin": [
          4.060,
          4.140,
          10.407
        ],
        "x_axis": [
          0.014,
          -0.770,
          -0.638
        ],
        "y_axis": [
          -0.955,
          -0.199,
          0.219
        ],
        "z_axis": [
          -0.295,
          0.606,
          -0.738
        ],
        "quaternion": [
          -0.139,
          0.698,
          -0.618,
          -0.334
        ]
      }
    },
    {
      "index": 5,
      "index_chain": 5,
      "chain_name": "A",
      "nt_resnum": 5,
      "nt_name": "A",
      "nt_code": "A",
      "nt_id": "///A/5",
      "linked_nts": [
        "///A/4",
        "///A/6"
      ],
      "nt_type": "RNA",
      "dbn": ".",
      "summary": "anti,~C2'-endo,non-pair-contact,internal-loop,cap-donor",
      "alpha": -177.263,
      "beta": -172.989,
      "gamma": 54.271,
      "delta": 140.852,
      "epsilon": -92.743,
      "zeta": 67.095,
      "epsilon_zeta": 200.161,
      "bb_type": "--",
      "chi": -156.807,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.589,
        8.784,
        0.673
      ],
      "P_xyz": [
        -1.057,
        9.615,
        2.662
      ],
      "form": "Z",
      "ssZp": 0.794,
      "Dp": 1.079,
      "splay_angle": 40.905,
      "splay_distance": 6.343,
      "splay_ratio": 0.365,
      "d22": null,
      "d64": null,
      "eta": 64.114,
      "theta": 106.358,
      "eta_prime": 120.656,
      "theta_prime": 74.677,
      "eta_base": 98.928,
      "theta_base": 63.358,
      "v0": -34.220,
      "v1": 45.279,
      "v2": -38.131,
      "v3": 19.660,
      "v4": 8.883,
      "amplitude": 44.188,
      "phase_angle": 149.647,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22p",
      "cluster": "2z",
      "suiteness": 0.316,
      "filter_rmsd": 0.055,
      "frame": {
        "rmsd": 0.032,
        "origin": [
          3.670,
          -1.846,
          15.666
        ],
        "x_axis": [
          -0.644,
          -0.534,
          -0.548
        ],
        "y_axis": [
          -0.757,
          0.549,
          0.355
        ],
        "z_axis": [
          0.111,
          0.643,
          -0.757
        ],
        "quaternion": [
          0.192,
          -0.376,
          0.859,
          0.291
        ]
      }
    },
    {
      "index": 6,
      "index_chain": 6,
      "chain_name": "A",
      "nt_resnum": 6,
      "nt_name": "G",
      "nt_code": "G",
      "nt_id": "///A/6",
      "linked_nts": [
        "///A/5",
        "///A/7"
      ],
      "nt_type": "RNA",
      "dbn": ".",
      "summary": "syn,~C2'-endo,BII,non-canonical,non-pair-contact,helix-end,internal-loop,cap-acceptor,splayed-apart",
      "alpha": 78.564,
      "beta": -174.312,
      "gamma": -171.006,
      "delta": 148.235,
      "epsilon": -91.541,
      "zeta": 175.698,
      "epsilon_zeta": 92.761,
      "bb_type": "BII",
      "chi": 75.011,
      "glyco_bond": "syn",
      "C5prime_xyz": [
        -5.067,
        4.576,
        2.096
      ],
      "P_xyz": [
        -5.263,
        3.460,
        4.493
      ],
      "form": ".",
      "ssZp": -0.324,
      "Dp": 0.739,
      "splay_angle": 99.747,
      "splay_distance": 14.969,
      "splay_ratio": 0.765,
      "d22": null,
      "d64": null,
      "eta": -175.650,
      "theta": 159.813,
      "eta_prime": 166.024,
      "theta_prime": 128.974,
      "eta_base": 159.988,
      "theta_base": 85.125,
      "v0": -22.578,
      "v1": 36.784,
      "v2": -35.796,
      "v3": 24.222,
      "v4": -1.361,
      "amplitude": 37.441,
      "phase_angle": 162.954,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22t",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.028,
      "frame": {
        "rmsd": 0.028,
        "origin": [
          -0.715,
          -0.819,
          20.134
        ],
        "x_axis": [
          -0.822,
          -0.281,
          -0.495
        ],
        "y_axis": [
          -0.530,
          0.696,
          0.485
        ],
        "z_axis": [
          0.208,
          0.661,
          -0.721
        ],
        "quaternion": [
          0.195,
          -0.225,
          0.900,
          0.318
        ]
      }
    },
    {
      "index": 7,
      "index_chain": 7,
      "chain_name": "A",
      "nt_resnum": 7,
      "nt_name": "U",
      "nt_code": "U",
      "nt_id": "///A/7",
      "linked_nts": [
        "///A/6",
        "///A/8"
      ],
      "nt_type": "RNA",
      "dbn": ".",
      "summary": "turn,anti,~C2'-endo,non-stack,internal-loop,splayed-apart",
      "alpha": 69.460,
      "beta": -123.569,
      "gamma": 71.468,
      "delta": 145.995,
      "epsilon": -83.087,
      "zeta": -107.016,
      "epsilon_zeta": 23.929,
      "bb_type": "--",
      "chi": -113.118,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.178,
        8.495,
        -1.367
      ],
      "P_xyz": [
        -0.017,
        9.356,
        -0.093
      ],
      "form": ".",
      "ssZp": 0.738,
      "Dp": 0.661,
      "splay_angle": 118.395,
      "splay_distance": 17.225,
      "splay_ratio": 0.859,
      "d22": null,
      "d64": null,
      "eta": 53.758,
      "theta": -66.237,
      "eta_prime": 66.111,
      "theta_prime": -86.850,
      "eta_base": 66.457,
      "theta_base": -62.185,
      "v0": -18.144,
      "v1": 33.767,
      "v2": -34.847,
      "v3": 26.065,
      "v4": -5.175,
      "amplitude": 35.488,
      "phase_angle": 169.091,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22p",
      "cluster": "4p",
      "suiteness": 0.112,
      "filter_rmsd": 0.097,
      "frame": {
        "rmsd": 0.025,
        "origin": [
          -6.925,
          12.140,
          24.328
        ],
        "x_axis": [
          0.692,
          0.648,
          -0.318
        ],
        "y_axis": [
          0.722,
          -0.618,
          0.313
        ],
        "z_axis": [
          0.006,
          -0.446,
          -0.895
        ],
        "quaternion": [
          0.212,
          0.895,
          0.382,
          -0.087
        ]
      }
    },
    {
      "index": 8,
      "index_chain": 8,
      "chain_name": "A",
      "nt_resnum": 8,
      "nt_name": "G",
      "nt_code": "G",
      "nt_id": "///A/8",
      "linked_nts": [
        "///A/7",
        "///A/9"
      ],
      "nt_type": "RNA",
      "dbn": "(",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix,stem-end,internal-loop,splayed-apart",
      "alpha": -65.763,
      "beta": -178.891,
      "gamma": 58.550,
      "delta": 76.483,
      "epsilon": -156.153,
      "zeta": -64.109,
      "epsilon_zeta": -92.044,
      "bb_type": "BI",
      "chi": -158.069,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.678,
        8.939,
        0.261
      ],
      "P_xyz": [
        0.754,
        9.879,
        0.621
      ],
      "form": "A",
      "ssZp": 4.192,
      "Dp": 4.649,
      "splay_angle": 21.133,
      "splay_distance": 3.484,
      "splay_ratio": 0.186,
      "d22": null,
      "d64": null,
      "eta": 175.044,
      "theta": -147.488,
      "eta_prime": -153.527,
      "theta_prime": -145.061,
      "eta_base": -130.535,
      "theta_base": -111.661,
      "v0": 1.675,
      "v1": -26.049,
      "v2": 37.959,
      "v3": -38.913,
      "v4": 24.001,
      "amplitude": 39.644,
      "phase_angle": 16.763,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "23p",
      "cluster": "2a",
      "suiteness": 0.221,
      "filter_rmsd": 0.029,
      "frame": {
        "rmsd": 0.029,
        "origin": [
          0.351,
          -3.406,
          22.882
        ],
        "x_axis": [
          0.761,
          0.333,
          0.556
        ],
        "y_axis": [
          -0.611,
          0.656,
          0.444
        ],
        "z_axis": [
          -0.217,
          -0.678,
          0.703
        ],
        "quaternion": [
          0.883,
          0.317,
          -0.219,
          0.267
        ]
      }
    },
    {
      "index": 9,
      "index_chain": 9,
      "chain_name": "A",
      "nt_resnum": 9,
      "nt_name": "U",
      "nt_code": "U",
      "nt_id": "///A/9",
      "linked_nts": [
        "///A/8",
        "///A/10"
      ],
      "nt_type": "RNA",
      "dbn": "(",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -76.079,
      "beta": 173.965,
      "gamma": 62.154,
      "delta": 77.387,
      "epsilon": -156.576,
      "zeta": -67.106,
      "epsilon_zeta": -89.470,
      "bb_type": "BI",
      "chi": -153.452,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.685,
        8.877,
        0.075
      ],
      "P_xyz": [
        0.852,
        9.623,
        -0.069
      ],
      "form": "A",
      "ssZp": 4.188,
      "Dp": 4.654,
      "splay_angle": 19.732,
      "splay_distance": 3.246,
      "splay_ratio": 0.173,
      "d22": 4.176,
      "d64": 4.161,
      "eta": 165.313,
      "theta": -147.450,
      "eta_prime": -178.944,
      "theta_prime": -149.070,
      "eta_base": -132.653,
      "theta_base": -120.969,
      "v0": 3.690,
      "v1": -26.918,
      "v2": 37.537,
      "v3": -37.184,
      "v4": 21.597,
      "amplitude": 38.637,
      "phase_angle": 13.705,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "33p",
      "cluster": "1a",
      "suiteness": 0.744,
      "filter_rmsd": 0.098,
      "frame": {
        "rmsd": 0.026,
        "origin": [
          1.418,
          -5.608,
          25.362
        ],
        "x_axis": [
          0.298,
          0.709,
          0.639
        ],
        "y_axis": [
          -0.953,
          0.261,
          0.156
        ],
        "z_axis": [
          -0.056,
          -0.655,
          0.753
        ],
        "quaternion": [
          0.760,
          0.267,
          -0.229,
          0.546
        ]
      }
    },
    {
      "index": 10,
      "index_chain": 10,
      "chain_name": "A",
      "nt_resnum": 10,
      "nt_name": "C",
      "nt_code": "C",
      "nt_id": "///A/10",
      "linked_nts": [
        "///A/9",
        "///A/11"
      ],
      "nt_type": "RNA",
      "dbn": "(",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix-end,stem-end",
      "alpha": -78.320,
      "beta": 168.547,
      "gamma": 63.371,
      "delta": 78.818,
      "epsilon": -155.681,
      "zeta": -58.727,
      "epsilon_zeta": -96.954,
      "bb_type": "BI",
      "chi": -155.280,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.533,
        8.907,
        0.254
      ],
      "P_xyz": [
        0.947,
        9.554,
        -0.416
      ],
      "form": ".",
      "ssZp": 4.449,
      "Dp": 4.689,
      "splay_angle": 28.999,
      "splay_distance": 4.629,
      "splay_ratio": 0.253,
      "d22": null,
      "d64": null,
      "eta": 159.396,
      "theta": -135.729,
      "eta_prime": 174.019,
      "theta_prime": -135.527,
      "eta_base": -141.111,
      "theta_base": -98.617,
      "v0": 3.663,
      "v1": -27.668,
      "v2": 38.615,
      "v3": -38.122,
      "v4": 22.346,
      "amplitude": 39.758,
      "phase_angle": 13.776,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "33p",
      "cluster": "1a",
      "suiteness": 0.706,
      "filter_rmsd": 0.056,
      "frame": {
        "rmsd": 0.015,
        "origin": [
          2.575,
          -6.906,
          28.103
        ],
        "x_axis": [
          -0.232,
          0.768,
          0.596
        ],
        "y_axis": [
          -0.966,
          -0.255,
          -0.046
        ],
        "z_axis": [
          0.117,
          -0.587,
          0.801
        ],
        "quaternion": [
          0.573,
          0.236,
          -0.209,
          0.756
        ]
      }
    },
    {
      "index": 11,
      "index_chain": 11,
      "chain_name": "A",
      "nt_resnum": 11,
      "nt_name": "A",
      "nt_code": "A",
      "nt_id": "///A/11",
      "linked_nts": [
        "///A/10",
        null
      ],
      "nt_type": "RNA",
      "dbn": ".",
      "summary": "anti,~C3'-endo,non-pair-contact,ss-non-loop",
      "alpha": -75.111,
      "beta": 178.358,
      "gamma": 61.567,
      "delta": 78.924,
      "epsilon": null,
      "zeta": null,
      "epsilon_zeta": null,
      "bb_type": "--",
      "chi": -157.776,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.452,
        8.765,
        0.566
      ],
      "P_xyz": [
        1.116,
        9.406,
        0.403
      ],
      "form": "-",
      "ssZp": null,
      "Dp": null,
      "splay_angle": null,
      "splay_distance": null,
      "splay_ratio": null,
      "d22": null,
      "d64": null,
      "eta": null,
      "theta": null,
      "eta_prime": null,
      "theta_prime": null,
      "eta_base": null,
      "theta_base": null,
      "v0": 4.634,
      "v1": -26.458,
      "v2": 36.003,
      "v3": -35.106,
      "v4": 19.542,
      "amplitude": 36.808,
      "phase_angle": 12.001,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "33p",
      "cluster": "1a",
      "suiteness": 0.756,
      "filter_rmsd": 0.056,
      "frame": {
        "rmsd": 0.034,
        "origin": [
          2.327,
          -5.979,
          32.631
        ],
        "x_axis": [
          -0.852,
          0.470,
          0.228
        ],
        "y_axis": [
          -0.523,
          -0.783,
          -0.336
        ],
        "z_axis": [
          0.021,
          -0.406,
          0.914
        ],
        "quaternion": [
          0.264,
          0.066,
          -0.197,
          0.942
        ]
      }
    },
    {
      "index": 12,
      "index_chain": 1,
      "chain_name": "B",
      "nt_resnum": 12,
      "nt_name": "G",
      "nt_code": "G",
      "nt_id": "///B/12",
      "linked_nts": [
        null,
        "///B/13"
      ],
      "nt_type": "RNA",
      "dbn": ")",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix-end,stem-end",
      "alpha": null,
      "beta": null,
      "gamma": 56.969,
      "delta": 78.163,
      "epsilon": -153.846,
      "zeta": -64.195,
      "epsilon_zeta": -89.651,
      "bb_type": "BI",
      "chi": -163.987,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.379,
        8.717,
        0.859
      ],
      "P_xyz": [
        null,
        null,
        null
      ],
      "form": "A",
      "ssZp": 4.579,
      "Dp": 4.731,
      "splay_angle": 22.806,
      "splay_distance": 3.678,
      "splay_ratio": 0.203,
      "d22": null,
      "d64": null,
      "eta": null,
      "theta": null,
      "eta_prime": null,
      "theta_prime": null,
      "eta_base": null,
      "theta_base": null,
      "v0": 9.887,
      "v1": -32.209,
      "v2": 39.831,
      "v3": -36.091,
      "v4": 16.917,
      "amplitude": 39.989,
      "phase_angle": 5.087,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "inc",
      "cluster": "__",
      "suiteness": 0.000,
      "filter_rmsd": 0.023,
      "frame": {
        "rmsd": 0.023,
        "origin": [
          2.556,
          -7.606,
          28.066
        ],
        "x_axis": [
          -0.197,
          0.937,
          0.288
        ],
        "y_axis": [
          0.951,
          0.111,
          0.289
        ],
        "z_axis": [
          0.239,
          0.330,
          -0.913
        ],
        "quaternion": [
          -0.016,
          0.634,
          0.745,
          0.208
        ]
      }
    },
    {
      "index": 13,
      "index_chain": 2,
      "chain_name": "B",
      "nt_resnum": 13,
      "nt_name": "A",
      "nt_code": "A",
      "nt_id": "///B/13",
      "linked_nts": [
        "///B/12",
        "///B/14"
      ],
      "nt_type": "RNA",
      "dbn": ")",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -73.430,
      "beta": 172.645,
      "gamma": 65.446,
      "delta": 78.032,
      "epsilon": -162.504,
      "zeta": -66.670,
      "epsilon_zeta": -95.834,
      "bb_type": "BI",
      "chi": -163.704,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.677,
        8.727,
        0.635
      ],
      "P_xyz": [
        0.874,
        9.417,
        0.703
      ],
      "form": "A",
      "ssZp": 4.362,
      "Dp": 4.650,
      "splay_angle": 21.409,
      "splay_distance": 3.482,
      "splay_ratio": 0.190,
      "d22": null,
      "d64": null,
      "eta": 169.287,
      "theta": -150.656,
      "eta_prime": -173.357,
      "theta_prime": -151.059,
      "eta_base": -129.213,
      "theta_base": -128.964,
      "v0": 5.969,
      "v1": -29.037,
      "v2": 38.661,
      "v3": -37.232,
      "v4": 20.160,
      "amplitude": 39.339,
      "phase_angle": 10.655,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "33p",
      "cluster": "1a",
      "suiteness": 0.701,
      "filter_rmsd": 0.052,
      "frame": {
        "rmsd": 0.030,
        "origin": [
          1.498,
          -5.446,
          25.283
        ],
        "x_axis": [
          0.341,
          0.817,
          0.465
        ],
        "y_axis": [
          0.924,
          -0.382,
          -0.006
        ],
        "z_axis": [
          0.173,
          0.432,
          -0.885
        ],
        "quaternion": [
          -0.136,
          0.808,
          0.539,
          0.197
        ]
      }
    },
    {
      "index": 14,
      "index_chain": 3,
      "chain_name": "B",
      "nt_resnum": 14,
      "nt_name": "C",
      "nt_code": "C",
      "nt_id": "///B/14",
      "linked_nts": [
        "///B/13",
        "///B/15"
      ],
      "nt_type": "RNA",
      "dbn": ")",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix,stem-end,internal-loop",
      "alpha": -69.518,
      "beta": 169.622,
      "gamma": 68.649,
      "delta": 80.062,
      "epsilon": -156.173,
      "zeta": -70.237,
      "epsilon_zeta": -85.936,
      "bb_type": "BI",
      "chi": -153.387,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.511,
        8.894,
        -0.064
      ],
      "P_xyz": [
        1.071,
        9.475,
        -0.096
      ],
      "form": ".",
      "ssZp": 3.788,
      "Dp": 4.596,
      "splay_angle": 31.807,
      "splay_distance": 5.192,
      "splay_ratio": 0.324,
      "d22": null,
      "d64": null,
      "eta": 178.587,
      "theta": -148.081,
      "eta_prime": -167.984,
      "theta_prime": -144.080,
      "eta_base": -134.275,
      "theta_base": -65.397,
      "v0": 6.717,
      "v1": -28.576,
      "v2": 37.298,
      "v3": -34.920,
      "v4": 18.336,
      "amplitude": 37.752,
      "phase_angle": 8.894,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "33p",
      "cluster": "1a",
      "suiteness": 0.560,
      "filter_rmsd": 0.060,
      "frame": {
        "rmsd": 0.022,
        "origin": [
          0.571,
          -3.049,
          22.933
        ],
        "x_axis": [
          0.774,
          0.520,
          0.361
        ],
        "y_axis": [
          0.631,
          -0.676,
          -0.380
        ],
        "z_axis": [
          0.046,
          0.522,
          -0.852
        ],
        "quaternion": [
          -0.248,
          0.909,
          0.317,
          0.112
        ]
      }
    },
    {
      "index": 15,
      "index_chain": 4,
      "chain_name": "B",
      "nt_resnum": 15,
      "nt_name": "G",
      "nt_code": "G",
      "nt_id": "///B/15",
      "linked_nts": [
        "///B/14",
        "///B/16"
      ],
      "nt_type": "RNA",
      "dbn": ".",
      "summary": "syn,~C2'-endo,non-canonical,non-pair-contact,helix-end,internal-loop,phosphate",
      "alpha": -69.521,
      "beta": 171.044,
      "gamma": 66.348,
      "delta": 137.096,
      "epsilon": -116.841,
      "zeta": -63.284,
      "epsilon_zeta": -53.558,
      "bb_type": "--",
      "chi": 61.408,
      "glyco_bond": "syn",
      "C5prime_xyz": [
        -5.773,
        4.648,
        0.717
      ],
      "P_xyz": [
        -6.205,
        2.038,
        0.749
      ],
      "form": ".",
      "ssZp": -2.359,
      "Dp": 1.779,
      "splay_angle": 45.145,
      "splay_distance": 7.721,
      "splay_ratio": 0.384,
      "d22": null,
      "d64": null,
      "eta": -173.363,
      "theta": -38.638,
      "eta_prime": -149.543,
      "theta_prime": -86.029,
      "eta_base": -69.760,
      "theta_base": -129.523,
      "v0": -29.604,
      "v1": 39.443,
      "v2": -33.076,
      "v3": 17.074,
      "v4": 7.609,
      "amplitude": 38.325,
      "phase_angle": 149.660,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "32p",
      "cluster": "1b",
      "suiteness": 0.695,
      "filter_rmsd": 0.029,
      "frame": {
        "rmsd": 0.029,
        "origin": [
          4.332,
          -3.158,
          19.356
        ],
        "x_axis": [
          -0.124,
          0.742,
          0.659
        ],
        "y_axis": [
          -0.982,
          0.004,
          -0.190
        ],
        "z_axis": [
          -0.143,
          -0.671,
          0.728
        ],
        "quaternion": [
          0.634,
          0.190,
          -0.316,
          0.680
        ]
      }
    },
    {
      "index": 16,
      "index_chain": 5,
      "chain_name": "B",
      "nt_resnum": 16,
      "nt_name": "A",
      "nt_code": "A",
      "nt_id": "///B/16",
      "linked_nts": [
        "///B/15",
        "///B/17"
      ],
      "nt_type": "RNA",
      "dbn": ".",
      "summary": "anti,~C2'-endo,non-pair-contact,internal-loop,cap-donor",
      "alpha": -179.146,
      "beta": -166.762,
      "gamma": 54.985,
      "delta": 139.148,
      "epsilon": -93.517,
      "zeta": 62.780,
      "epsilon_zeta": 203.703,
      "bb_type": "--",
      "chi": -157.343,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.609,
        8.793,
        0.682
      ],
      "P_xyz": [
        -1.245,
        9.593,
        2.801
      ],
      "form": "Z",
      "ssZp": 0.754,
      "Dp": 1.075,
      "splay_angle": 42.148,
      "splay_distance": 6.527,
      "splay_ratio": 0.375,
      "d22": null,
      "d64": null,
      "eta": 65.676,
      "theta": 101.801,
      "eta_prime": 123.338,
      "theta_prime": 74.244,
      "eta_base": 108.267,
      "theta_base": 70.698,
      "v0": -34.610,
      "v1": 44.861,
      "v2": -37.067,
      "v3": 18.271,
      "v4": 10.013,
      "amplitude": 43.696,
      "phase_angle": 148.026,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22p",
      "cluster": "2z",
      "suiteness": 0.458,
      "filter_rmsd": 0.057,
      "frame": {
        "rmsd": 0.034,
        "origin": [
          3.439,
          2.300,
          13.969
        ],
        "x_axis": [
          -0.598,
          0.474,
          0.646
        ],
        "y_axis": [
          -0.765,
          -0.579,
          -0.284
        ],
        "z_axis": [
          0.239,
          -0.664,
          0.709
        ],
        "quaternion": [
          0.365,
          0.261,
          -0.279,
          0.849
        ]
      }
    },
    {
      "index": 17,
      "index_chain": 6,
      "chain_name": "B",
      "nt_resnum": 17,
      "nt_name": "G",
      "nt_code": "G",
      "nt_id": "///B/17",
      "linked_nts": [
        "///B/16",
        "///B/18"
      ],
      "nt_type": "RNA",
      "dbn": ".",
      "summary": "syn,~C2'-endo,BII,non-canonical,non-pair-contact,helix-end,internal-loop,cap-acceptor,splayed-apart",
      "alpha": 82.564,
      "beta": -173.322,
      "gamma": -166.283,
      "delta": 146.464,
      "epsilon": -88.723,
      "zeta": 178.467,
      "epsilon_zeta": 92.810,
      "bb_type": "BII",
      "chi": 63.302,
      "glyco_bond": "syn",
      "C5prime_xyz": [
        -5.366,
        4.368,
        1.533
      ],
      "P_xyz": [
        -6.075,
        2.997,
        3.694
      ],
      "form": ".",
      "ssZp": -0.441,
      "Dp": 0.831,
      "splay_angle": 98.960,
      "splay_distance": 14.950,
      "splay_ratio": 0.761,
      "d22": null,
      "d64": null,
      "eta": -169.411,
      "theta": 164.896,
      "eta_prime": 174.506,
      "theta_prime": 135.614,
      "eta_base": 171.293,
      "theta_base": 93.802,
      "v0": -25.040,
      "v1": 38.391,
      "v2": -35.868,
      "v3": 23.085,
      "v4": 0.857,
      "amplitude": 38.285,
      "phase_angle": 159.532,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22t",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.031,
      "frame": {
        "rmsd": 0.031,
        "origin": [
          -1.278,
          1.348,
          9.560
        ],
        "x_axis": [
          -0.775,
          0.406,
          0.485
        ],
        "y_axis": [
          -0.611,
          -0.676,
          -0.412
        ],
        "z_axis": [
          0.160,
          -0.615,
          0.772
        ],
        "quaternion": [
          0.283,
          0.180,
          -0.286,
          0.898
        ]
      }
    },
    {
      "index": 18,
      "index_chain": 7,
      "chain_name": "B",
      "nt_resnum": 18,
      "nt_name": "U",
      "nt_code": "U",
      "nt_id": "///B/18",
      "linked_nts": [
        "///B/17",
        "///B/19"
      ],
      "nt_type": "RNA",
      "dbn": ".",
      "summary": "turn,anti,~C2'-endo,non-stack,internal-loop,splayed-apart",
      "alpha": 72.113,
      "beta": -124.085,
      "gamma": 69.347,
      "delta": 145.333,
      "epsilon": -82.533,
      "zeta": -110.071,
      "epsilon_zeta": 27.538,
      "bb_type": "--",
      "chi": -114.650,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.176,
        8.523,
        -1.317
      ],
      "P_xyz": [
        -0.067,
        9.441,
        0.014
      ],
      "form": ".",
      "ssZp": 0.743,
      "Dp": 0.622,
      "splay_angle": 115.207,
      "splay_distance": 17.021,
      "splay_ratio": 0.844,
      "d22": null,
      "d64": null,
      "eta": 52.837,
      "theta": -71.477,
      "eta_prime": 68.275,
      "theta_prime": -90.676,
      "eta_base": 69.376,
      "theta_base": -67.012,
      "v0": -19.579,
      "v1": 34.324,
      "v2": -34.712,
      "v3": 25.087,
      "v4": -3.713,
      "amplitude": 35.657,
      "phase_angle": 166.776,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22p",
      "cluster": "4p",
      "suiteness": 0.171,
      "filter_rmsd": 0.096,
      "frame": {
        "rmsd": 0.026,
        "origin": [
          -8.561,
          -11.483,
          7.148
        ],
        "x_axis": [
          0.687,
          -0.645,
          0.336
        ],
        "y_axis": [
          0.719,
          0.533,
          -0.446
        ],
        "z_axis": [
          0.109,
          0.548,
          0.829
        ],
        "quaternion": [
          0.873,
          -0.285,
          -0.065,
          -0.390
        ]
      }
    },
    {
      "index": 19,
      "index_chain": 8,
      "chain_name": "B",
      "nt_resnum": 19,
      "nt_name": "G",
      "nt_code": "G",
      "nt_id": "///B/19",
      "linked_nts": [
        "///B/18",
        "///B/20"
      ],
      "nt_type": "RNA",
      "dbn": ")",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix,stem-end,internal-loop,splayed-apart",
      "alpha": -67.463,
      "beta": -179.023,
      "gamma": 56.948,
      "delta": 73.412,
      "epsilon": -158.684,
      "zeta": -63.188,
      "epsilon_zeta": -95.496,
      "bb_type": "BI",
      "chi": -157.826,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.794,
        8.949,
        0.197
      ],
      "P_xyz": [
        0.585,
        10.005,
        0.576
      ],
      "form": "A",
      "ssZp": 4.160,
      "Dp": 4.655,
      "splay_angle": 21.383,
      "splay_distance": 3.518,
      "splay_ratio": 0.188,
      "d22": null,
      "d64": null,
      "eta": 174.236,
      "theta": -151.162,
      "eta_prime": -156.374,
      "theta_prime": -148.068,
      "eta_base": -132.091,
      "theta_base": -114.756,
      "v0": 0.381,
      "v1": -25.409,
      "v2": 38.136,
      "v3": -40.189,
      "v4": 25.561,
      "amplitude": 40.286,
      "phase_angle": 18.801,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "23p",
      "cluster": "2a",
      "suiteness": 0.137,
      "filter_rmsd": 0.028,
      "frame": {
        "rmsd": 0.028,
        "origin": [
          -1.039,
          3.785,
          6.945
        ],
        "x_axis": [
          0.773,
          -0.402,
          -0.490
        ],
        "y_axis": [
          -0.612,
          -0.677,
          -0.409
        ],
        "z_axis": [
          -0.168,
          0.616,
          -0.770
        ],
        "quaternion": [
          -0.285,
          0.897,
          -0.283,
          -0.183
        ]
      }
    },
    {
      "index": 20,
      "index_chain": 9,
      "chain_name": "B",
      "nt_resnum": 20,
      "nt_name": "U",
      "nt_code": "U",
      "nt_id": "///B/20",
      "linked_nts": [
        "///B/19",
        "///B/21"
      ],
      "nt_type": "RNA",
      "dbn": ")",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -72.286,
      "beta": 172.556,
      "gamma": 60.376,
      "delta": 77.728,
      "epsilon": -156.947,
      "zeta": -66.389,
      "epsilon_zeta": -90.558,
      "bb_type": "BI",
      "chi": -153.762,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.694,
        8.869,
        0.091
      ],
      "P_xyz": [
        0.836,
        9.609,
        -0.016
      ],
      "form": "A",
      "ssZp": 4.185,
      "Dp": 4.636,
      "splay_angle": 19.638,
      "splay_distance": 3.236,
      "splay_ratio": 0.172,
      "d22": 4.193,
      "d64": 4.189,
      "eta": 167.188,
      "theta": -147.082,
      "eta_prime": -177.973,
      "theta_prime": -148.817,
      "eta_base": -133.005,
      "theta_base": -120.499,
      "v0": 3.979,
      "v1": -27.361,
      "v2": 37.971,
      "v3": -37.495,
      "v4": 21.586,
      "amplitude": 39.026,
      "phase_angle": 13.354,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "33p",
      "cluster": "1a",
      "suiteness": 0.718,
      "filter_rmsd": 0.098,
      "frame": {
        "rmsd": 0.024,
        "origin": [
          0.138,
          5.823,
          4.331
        ],
        "x_axis": [
          0.314,
          -0.765,
          -0.562
        ],
        "y_axis": [
          -0.949,
          -0.267,
          -0.167
        ],
        "z_axis": [
          -0.023,
          0.586,
          -0.810
        ],
        "quaternion": [
          -0.243,
          0.773,
          -0.554,
          -0.189
        ]
      }
    },
    {
      "index": 21,
      "index_chain": 10,
      "chain_name": "B",
      "nt_resnum": 21,
      "nt_name": "C",
      "nt_code": "C",
      "nt_id": "///B/21",
      "linked_nts": [
        "///B/20",
        "///B/22"
      ],
      "nt_type": "RNA",
      "dbn": ")",
      "summary": "anti,~C3'-endo,BI,canonical,non-pair-contact,helix-end,stem-end",
      "alpha": -78.686,
      "beta": 168.824,
      "gamma": 63.317,
      "delta": 77.828,
      "epsilon": -156.486,
      "zeta": -59.894,
      "epsilon_zeta": -96.592,
      "bb_type": "BI",
      "chi": -154.301,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.526,
        8.917,
        0.234
      ],
      "P_xyz": [
        0.952,
        9.570,
        -0.418
      ],
      "form": ".",
      "ssZp": 4.430,
      "Dp": 4.683,
      "splay_angle": 27.810,
      "splay_distance": 4.472,
      "splay_ratio": 0.243,
      "d22": null,
      "d64": null,
      "eta": 159.509,
      "theta": -138.566,
      "eta_prime": 174.023,
      "theta_prime": -138.283,
      "eta_base": -140.860,
      "theta_base": -104.759,
      "v0": 3.168,
      "v1": -27.291,
      "v2": 38.579,
      "v3": -38.455,
      "v4": 22.758,
      "amplitude": 39.852,
      "phase_angle": 14.521,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "33p",
      "cluster": "1a",
      "suiteness": 0.698,
      "filter_rmsd": 0.058,
      "frame": {
        "rmsd": 0.015,
        "origin": [
          1.418,
          6.870,
          1.549
        ],
        "x_axis": [
          -0.224,
          -0.809,
          -0.544
        ],
        "y_axis": [
          -0.962,
          0.271,
          -0.007
        ],
        "z_axis": [
          0.153,
          0.522,
          -0.839
        ],
        "quaternion": [
          0.228,
          -0.580,
          0.764,
          0.169
        ]
      }
    },
    {
      "index": 22,
      "index_chain": 11,
      "chain_name": "B",
      "nt_resnum": 22,
      "nt_name": "A",
      "nt_code": "A",
      "nt_id": "///B/22",
      "linked_nts": [
        "///B/21",
        null
      ],
      "nt_type": "RNA",
      "dbn": ".",
      "summary": "anti,~C3'-endo,non-pair-contact,ss-non-loop",
      "alpha": -76.079,
      "beta": 179.051,
      "gamma": 61.671,
      "delta": 78.782,
      "epsilon": null,
      "zeta": null,
      "epsilon_zeta": null,
      "bb_type": "--",
      "chi": -158.243,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.546,
        8.777,
        0.629
      ],
      "P_xyz": [
        1.006,
        9.475,
        0.477
      ],
      "form": "-",
      "ssZp": null,
      "Dp": null,
      "splay_angle": null,
      "splay_distance": null,
      "splay_ratio": null,
      "d22": null,
      "d64": null,
      "eta": null,
      "theta": null,
      "eta_prime": null,
      "theta_prime": null,
      "eta_base": null,
      "theta_base": null,
      "v0": 2.212,
      "v1": -24.501,
      "v2": 35.368,
      "v3": -35.910,
      "v4": 21.595,
      "amplitude": 36.756,
      "phase_angle": 15.795,
      "puckering": "C3'-endo",
      "sugar_class": "~C3'-endo",
      "bin": "33p",
      "cluster": "1a",
      "suiteness": 0.746,
      "filter_rmsd": 0.055,
      "frame": {
        "rmsd": 0.033,
        "origin": [
          1.725,
          5.890,
          -2.803
        ],
        "x_axis": [
          -0.813,
          -0.536,
          -0.226
        ],
        "y_axis": [
          -0.581,
          0.775,
          0.251
        ],
        "z_axis": [
          0.041,
          0.335,
          -0.941
        ],
        "quaternion": [
          0.071,
          -0.297,
          0.939,
          0.156
        ]
      }
    }
  ],
  "num_hbonds": 27,
  "hbonds": [
    {
      "index": 1,
      "atom1_serNum": 15,
      "atom2_serNum": 666,
      "donAcc_type": "standard",
      "distance": 2.905,
      "atom1_id": "///A/1/O6",
      "atom2_id": "///B/21/N4",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 2,
      "atom1_serNum": 16,
      "atom2_serNum": 664,
      "donAcc_type": "standard",
      "distance": 2.913,
      "atom1_id": "///A/1/N1",
      "atom2_id": "///B/21/N3",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 3,
      "atom1_serNum": 18,
      "atom2_serNum": 663,
      "donAcc_type": "standard",
      "distance": 2.867,
      "atom1_id": "///A/1/N2",
      "atom2_id": "///B/21/O2",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 4,
      "atom1_serNum": 50,
      "atom2_serNum": 636,
      "donAcc_type": "standard",
      "distance": 2.984,
      "atom1_id": "///A/2/N6",
      "atom2_id": "///B/20/O4",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 5,
      "atom1_serNum": 51,
      "atom2_serNum": 634,
      "donAcc_type": "standard",
      "distance": 2.919,
      "atom1_id": "///A/2/N1",
      "atom2_id": "///B/20/N3",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 6,
      "atom1_serNum": 80,
      "atom2_serNum": 605,
      "donAcc_type": "standard",
      "distance": 2.875,
      "atom1_id": "///A/3/O2",
      "atom2_id": "///B/19/N2",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 7,
      "atom1_serNum": 81,
      "atom2_serNum": 603,
      "donAcc_type": "standard",
      "distance": 2.942,
      "atom1_id": "///A/3/N3",
      "atom2_id": "///B/19/N1",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 8,
      "atom1_serNum": 83,
      "atom2_serNum": 602,
      "donAcc_type": "standard",
      "distance": 2.886,
      "atom1_id": "///A/3/N4",
      "atom2_id": "///B/19/O6",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 9,
      "atom1_serNum": 99,
      "atom2_serNum": 117,
      "donAcc_type": "standard",
      "distance": 2.803,
      "atom1_id": "///A/4/OP2",
      "atom2_id": "///A/4/N2",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 10,
      "atom1_serNum": 107,
      "atom2_serNum": 505,
      "donAcc_type": "acceptable",
      "distance": 2.887,
      "atom1_id": "///A/4/O2'",
      "atom2_id": "///B/16/N6",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 11,
      "atom1_serNum": 111,
      "atom2_serNum": 539,
      "donAcc_type": "standard",
      "distance": 2.999,
      "atom1_id": "///A/4/N7",
      "atom2_id": "///B/17/N1",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 12,
      "atom1_serNum": 141,
      "atom2_serNum": 505,
      "donAcc_type": "acceptable",
      "distance": 3.324,
      "atom1_id": "///A/5/O2'",
      "atom2_id": "///B/16/N6",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 13,
      "atom1_serNum": 148,
      "atom2_serNum": 464,
      "donAcc_type": "acceptable",
      "distance": 2.915,
      "atom1_id": "///A/5/N6",
      "atom2_id": "///B/15/O2'",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 14,
      "atom1_serNum": 148,
      "atom2_serNum": 498,
      "donAcc_type": "acceptable",
      "distance": 3.565,
      "atom1_id": "///A/5/N6",
      "atom2_id": "///B/16/O2'",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 15,
      "atom1_serNum": 174,
      "atom2_serNum": 242,
      "donAcc_type": "acceptable",
      "distance": 3.288,
      "atom1_id": "///A/6/O2'",
      "atom2_id": "///A/8/N7",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 16,
      "atom1_serNum": 182,
      "atom2_serNum": 468,
      "donAcc_type": "standard",
      "distance": 2.908,
      "atom1_id": "///A/6/N1",
      "atom2_id": "///B/15/N7",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 17,
      "atom1_serNum": 184,
      "atom2_serNum": 471,
      "donAcc_type": "standard",
      "distance": 3.070,
      "atom1_id": "///A/6/N2",
      "atom2_id": "///B/15/O6",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 18,
      "atom1_serNum": 245,
      "atom2_serNum": 440,
      "donAcc_type": "standard",
      "distance": 2.874,
      "atom1_id": "///A/8/O6",
      "atom2_id": "///B/14/N4",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 19,
      "atom1_serNum": 246,
      "atom2_serNum": 438,
      "donAcc_type": "standard",
      "distance": 2.932,
      "atom1_id": "///A/8/N1",
      "atom2_id": "///B/14/N3",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 20,
      "atom1_serNum": 248,
      "atom2_serNum": 437,
      "donAcc_type": "standard",
      "distance": 2.907,
      "atom1_id": "///A/8/N2",
      "atom2_id": "///B/14/O2",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 21,
      "atom1_serNum": 277,
      "atom2_serNum": 408,
      "donAcc_type": "standard",
      "distance": 2.916,
      "atom1_id": "///A/9/N3",
      "atom2_id": "///B/13/N1",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 22,
      "atom1_serNum": 279,
      "atom2_serNum": 407,
      "donAcc_type": "standard",
      "distance": 3.004,
      "atom1_id": "///A/9/O4",
      "atom2_id": "///B/13/N6",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 23,
      "atom1_serNum": 306,
      "atom2_serNum": 375,
      "donAcc_type": "standard",
      "distance": 2.869,
      "atom1_id": "///A/10/O2",
      "atom2_id": "///B/12/N2",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 24,
      "atom1_serNum": 307,
      "atom2_serNum": 373,
      "donAcc_type": "standard",
      "distance": 2.913,
      "atom1_id": "///A/10/N3",
      "atom2_id": "///B/12/N1",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 25,
      "atom1_serNum": 309,
      "atom2_serNum": 372,
      "donAcc_type": "standard",
      "distance": 2.911,
      "atom1_id": "///A/10/N4",
      "atom2_id": "///B/12/O6",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 26,
      "atom1_serNum": 456,
      "atom2_serNum": 474,
      "donAcc_type": "standard",
      "distance": 2.798,
      "atom1_id": "///B/15/OP2",
      "atom2_id": "///B/15/N2",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 27,
      "atom1_serNum": 531,
      "atom2_serNum": 599,
      "donAcc_type": "acceptable",
      "distance": 3.363,
      "atom1_id": "///B/17/O2'",
      "atom2_id": "///B/19/N7",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    }
  ],
  "refCoords": {
    "purine": [
      "   12 ATOMS,    12 BONDS",
      "    1 N      -2.2500   5.0000   0.4000",
      "    2 N      -2.2500  -0.5000   0.4000",
      "    3 N      -2.2500  -0.5000  -0.4000",
      "    4 N      -2.2500   5.0000  -0.4000",
      "    5 C       1.2500   5.0000   0.4000",
      "    6 C       1.2500  -0.5000   0.4000",
      "    7 C       1.2500  -0.5000  -0.4000",
      "    8 C       1.2500   5.0000  -0.4000",
      "    9 C      -2.2500   5.0000   0.4000",
      "   10 C      -2.2500  -0.5000   0.4000",
      "   11 C      -2.2500  -0.5000  -0.4000",
      "   12 C      -2.2500   5.0000  -0.4000",
      "    1     1     2",
      "    2     2     3",
      "    3     3     4",
      "    4     4     1",
      "    5     5     6",
      "    6     6     7",
      "    7     7     8",
      "    8     5     8",
      "    9     9     5",
      "   10    10     6",
      "   11    11     7",
      "   12    12     8"
    ],
    "pyrimidine": [
      "   12 ATOMS,    12 BONDS",
      "    1 N      -2.2500   5.0000   0.4000",
      "    2 N      -2.2500   1.0000   0.4000",
      "    3 N      -2.2500   1.0000  -0.4000",
      "    4 N      -2.2500   5.0000  -0.4000",
      "    5 C       1.2500   5.0000   0.4000",
      "    6 C       1.2500   1.0000   0.4000",
      "    7 C       1.2500   1.0000  -0.4000",
      "    8 C       1.2500   5.0000  -0.4000",
      "    9 C      -2.2500   5.0000   0.4000",
      "   10 C      -2.2500   1.0000   0.4000",
      "   11 C      -2.2500   1.0000  -0.4000",
      "   12 C      -2.2500   5.0000  -0.4000",
      "    1     1     2",
      "    2     2     3",
      "    3     3     4",
      "    4     4     1",
      "    5     5     6",
      "    6     6     7",
      "    7     7     8",
      "    8     5     8",
      "    9     9     5",
      "   10    10     6",
      "   11    11     7",
      "   12    12     8"
    ],
    "wc_pair": [
      "   12 ATOMS,    12 BONDS",
      "    1 N      -2.2500   5.0000   0.4000",
      "    2 N      -2.2500  -5.0000   0.4000",
      "    3 N      -2.2500  -5.0000  -0.4000",
      "    4 N      -2.2500   5.0000  -0.4000",
      "    5 C       2.2500   5.0000   0.4000",
      "    6 C       2.2500  -5.0000   0.4000",
      "    7 C       2.2500  -5.0000  -0.4000",
      "    8 C       2.2500   5.0000  -0.4000",
      "    9 C      -2.2500   5.0000   0.4000",
      "   10 C      -2.2500  -5.0000   0.4000",
      "   11 C      -2.2500  -5.0000  -0.4000",
      "   12 C      -2.2500   5.0000  -0.4000",
      "    1     1     2",
      "    2     2     3",
      "    3     3     4",
      "    4     4     1",
      "    5     5     6",
      "    6     6     7",
      "    7     7     8",
      "    8     5     8",
      "    9     9     5",
      "   10    10     6",
      "   11    11     7",
      "   12    12     8"
    ]
  },
  "metadata": {
    "license": "http://innovation.columbia.edu/technologies/CU20391",
    "url": "http://x3dna.org/",
    "url_alt": "http://home.x3dna.org/",
    "forum": "http://forum.x3dna.org/",
    "citation": "Lu et al. (2015). 'DSSR: an integrated software tool for dissecting the spatial structure of RNA.' Nucleic Acids Res., 43(21):e142 [doi:10.1093/nar/gkv716].",
    "str_id": "2lx1",
    "num_naChains": 2,
    "naChains": "A=11,B=11",
    "num_atoms": 712,
    "num_waters": 0,
    "num_notes": 52,
    "notes": [
      {
        "Aminors": "A-minor interactions (including types I and II)"
      },
      {
        "Cstem_index": "stem index of the 'Canonical' helix in k-turn"
      },
      {
        "Cstem_pair": "Cstem bp delineating the k-turn internal loop"
      },
      {
        "Dp": "perpendicular distance of the 3' P atom to the glycosidic bond"
      },
      {
        "GA_pair": "sheared G-A pair in k-turn"
      },
      {
        "HtypePknot": "H-type pseudoknot"
      },
      {
        "Kturn": "kink-turn (k-turn)"
      },
      {
        "LW": "Leontis-Westhof"
      },
      {
        "NCstem_index": "stem index of the 'Non-Canonical' helix in k-turn"
      },
      {
        "NCstem_pair": "NCstem bp delineating the k-turn internal loop"
      },
      {
        "Uturn": "U-turn of the UNR- or GNRA-type"
      },
      {
        "aa": "amino acid"
      },
      {
        "atom_pair": "symbols of the two atoms involved in an H-bond"
      },
      {
        "auxfiles": "auxiliary files"
      },
      {
        "glyco_bond": "conformation of base related to sugar (syn or anti)"
      },
      {
        "bb_type": "backbone conformation, BI or BII"
      },
      {
        "bending_angle": "angle between two helical axes"
      },
      {
        "bp": "base pair"
      },
      {
        "bseq": "base sequence in one-letter code"
      },
      {
        "bulge": "bulge loop"
      },
      {
        "coaxStacks": "coaxial stacking of stems within a helix"
      },
      {
        "dbn": "dot bracket notation"
      },
      {
        "desc": "description"
      },
      {
        "donAcc_type": "donor/acceptor type of the atom pair in an H-bond"
      },
      {
        "epsilon_zeta": "difference between epsilon and zeta torsion angles"
      },
      {
        "hairpin": "hairpin loop"
      },
      {
        "hbond": "hydrogen bond (H-bond)"
      },
      {
        "helix": "defined by base-stacking interactions, regardless of bp type and backbone connectivity"
      },
      {
        "id": "identifier"
      },
      {
        "iloop": "internal loop"
      },
      {
        "index": "serial number"
      },
      {
        "isoCanonPairs": "isolated canonical pairs"
      },
      {
        "junction": "(multi-branched) junction loop"
      },
      {
        "kissingLoop": "kissing loop"
      },
      {
        "multiplet": "3+ bases in a coplanar geometry"
      },
      {
        "na": "nucleic acid"
      },
      {
        "nonPair": "two nts not forming a pair, but with H-bonding/stacking interactions"
      },
      {
        "nonStack": "nucleotide not involved in stacking interactions"
      },
      {
        "nt": "nucleotide"
      },
      {
        "num": "number"
      },
      {
        "oArea": "overlap areas between two bases, including exocyclic atoms"
      },
      {
        "oArea_ring": "overlap areas between two bases, including only ring atoms"
      },
      {
        "phosContacts": "H-bonding and atom-capping interactions involving a phosphate"
      },
      {
        "residue_pair": "types of the two residues involved in an H-bond"
      },
      {
        "rmsd": "root-mean-squares deviation"
      },
      {
        "serNum": "serial number"
      },
      {
        "ssSegments": "single-stranded segments not involved in loops"
      },
      {
        "ssZp": "Z-coordinate of the 3' phosphorus atom with reference to the 5' base plane"
      },
      {
        "sstr": "secondary structure in dbn"
      },
      {
        "stem": "helix consisting of only canonical pairs, with a continuous backbone"
      },
      {
        "str_id": "structure identifier, derived from inpfile with extension removed"
      },
      {
        "vert_dist": "vertical distance from an atom to a base plane"
      }
    ],
    "num_auxfiles": 11,
    "auxfiles": [
      {
        "index": 1,
        "name": "dssr-pairs.pdb",
        "desc": "an ensemble of base pairs"
      },
      {
        "index": 2,
        "name": "dssr-stems.pdb",
        "desc": "an ensemble of stems"
      },
      {
        "index": 3,
        "name": "dssr-helices.pdb",
        "desc": "an ensemble of helices (coaxial stacking)"
      },
      {
        "index": 4,
        "name": "dssr-iloops.pdb",
        "desc": "an ensemble of internal loops"
      },
      {
        "index": 5,
        "name": "dssr-2ndstrs.bpseq",
        "desc": "secondary structure in bpseq format"
      },
      {
        "index": 6,
        "name": "dssr-2ndstrs.ct",
        "desc": "secondary structure in connectivity table format"
      },
      {
        "index": 7,
        "name": "dssr-2ndstrs.dbn",
        "desc": "secondary structure in dot-bracket notation"
      },
      {
        "index": 8,
        "name": "dssr-torsions.txt",
        "desc": "backbone torsion angles and suite names"
      },
      {
        "index": 9,
        "name": "dssr-splays.pdb",
        "desc": "an ensemble of splayed-apart units"
      },
      {
        "index": 10,
        "name": "dssr-stacks.pdb",
        "desc": "an ensemble of base stacks"
      },
      {
        "index": 11,
        "name": "dssr-atom2bases.pdb",
        "desc": "an ensemble of atom-base stacking interactions"
      }
    ],
    "time_used": "999"
  }
}
