{
  "num_pairs": 6,
  "pairs": [
    {
      "index": 1,
      "nt1": "///A/1",
      "nt2": "///B/12",
      "bp": "C-G",
      "name": "WC",
      "Saenger": "19-XIX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -125.051,
      "conf1": "anti",
      "pucker1": "~C2'-endo",
      "lambda1": 53.820,
      "chi2": -131.252,
      "conf2": "anti",
      "pucker2": "----",
      "lambda2": 57.629,
      "C1C1_dist": 10.649,
      "N1N9_dist": 8.968,
      "C6C8_dist": 9.932,
      "CNNC_torsion": -7.466,
      "hbonds_num": 4,
      "hbonds_desc": "O2(carbonyl)-N2(amino)[2.62],N3-N1(imino)[2.86],N3-N2(amino)[2.88],N4(amino)-O6(carbonyl)[2.87]",
      "interBase_angle": 24.014,
      "planarity": 0.257,
      "simple_Shear": -0.473,
      "simple_Stretch": -0.048,
      "simple_Buckle": 10.990,
      "simple_Propeller": -21.351,
      "bp_simpleParams": [
        -0.473,
        -0.048,
        -0.303,
        10.990,
        -21.351,
        2.234
      ],
      "bp_params": [
        -0.469,
        -0.076,
        -0.303,
        12.163,
        -20.705,
        2.259
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          19.541,
          26.566,
          27.284
        ],
        "x_axis": [
          0.673,
          0.663,
          -0.329
        ],
        "y_axis": [
          0.714,
          -0.463,
          0.525
        ],
        "z_axis": [
          0.195,
          -0.588,
          -0.785
        ],
        "quaternion": [
          0.326,
          0.855,
          0.403,
          -0.039
        ]
      }
    },
    {
      "index": 2,
      "nt1": "///A/2",
      "nt2": "///B/11",
      "bp": "A-T",
      "name": "WC",
      "Saenger": "20-XX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -122.384,
      "conf1": "anti",
      "pucker1": "~C2'-endo",
      "lambda1": 52.807,
      "chi2": -100.614,
      "conf2": "anti",
      "pucker2": "~C2'-endo",
      "lambda2": 55.241,
      "C1C1_dist": 10.635,
      "N1N9_dist": 8.860,
      "C6C8_dist": 9.916,
      "CNNC_torsion": -6.746,
      "hbonds_num": 2,
      "hbonds_desc": "N6(amino)-O4(carbonyl)[2.92],N1-N3(imino)[2.91]",
      "interBase_angle": 12.920,
      "planarity": 0.201,
      "simple_Shear": 0.603,
      "simple_Stretch": -0.009,
      "simple_Buckle": -11.251,
      "simple_Propeller": -6.350,
      "bp_simpleParams": [
        0.603,
        -0.009,
        0.188,
        -11.251,
        -6.350,
        2.602
      ],
      "bp_params": [
        0.601,
        -0.049,
        0.188,
        -11.653,
        -5.579,
        2.592
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          19.090,
          23.975,
          24.204
        ],
        "x_axis": [
          0.892,
          0.324,
          0.315
        ],
        "y_axis": [
          0.016,
          -0.719,
          0.694
        ],
        "z_axis": [
          0.452,
          -0.614,
          -0.647
        ],
        "quaternion": [
          0.362,
          0.903,
          0.094,
          0.212
        ]
      }
    },
    {
      "index": 3,
      "nt1": "///A/3",
      "nt2": "///B/10",
      "bp": "C-G",
      "name": "WC",
      "Saenger": "19-XIX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -108.635,
      "conf1": "anti",
      "pucker1": "~C2'-endo",
      "lambda1": 49.652,
      "chi2": -115.558,
      "conf2": "anti",
      "pucker2": "~C2'-endo",
      "lambda2": 56.030,
      "C1C1_dist": 10.885,
      "N1N9_dist": 9.119,
      "C6C8_dist": 10.047,
      "CNNC_torsion": -19.911,
      "hbonds_num": 4,
      "hbonds_desc": "O2(carbonyl)-N2(amino)[2.67],N3-N1(imino)[2.85],N3-N2(amino)[2.93],N4(amino)-O6(carbonyl)[2.93]",
      "interBase_angle": 12.687,
      "planarity": 0.170,
      "simple_Shear": -0.603,
      "simple_Stretch": -0.028,
      "simple_Buckle": -3.341,
      "simple_Propeller": -12.239,
      "bp_simpleParams": [
        -0.603,
        -0.028,
        0.421,
        -3.341,
        -12.239,
        1.320
      ],
      "bp_params": [
        -0.600,
        -0.068,
        0.421,
        -2.514,
        -12.435,
        1.327
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          20.154,
          22.327,
          22.062
        ],
        "x_axis": [
          0.844,
          -0.113,
          0.524
        ],
        "y_axis": [
          -0.418,
          -0.751,
          0.512
        ],
        "z_axis": [
          0.336,
          -0.651,
          -0.681
        ],
        "quaternion": [
          0.321,
          0.905,
          -0.147,
          0.238
        ]
      }
    },
    {
      "index": 4,
      "nt1": "///A/4",
      "nt2": "///B/9",
      "bp": "G-C",
      "name": "WC",
      "Saenger": "19-XIX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -97.328,
      "conf1": "anti",
      "pucker1": "~C2'-endo",
      "lambda1": 52.762,
      "chi2": -123.165,
      "conf2": "anti",
      "pucker2": "~C2'-endo",
      "lambda2": 55.208,
      "C1C1_dist": 10.759,
      "N1N9_dist": 9.023,
      "C6C8_dist": 9.907,
      "CNNC_torsion": -19.430,
      "hbonds_num": 3,
      "hbonds_desc": "O6(carbonyl)-N4(amino)[2.91],N1(imino)-N3[2.89],N2(amino)-O2(carbonyl)[2.57]",
      "interBase_angle": 5.787,
      "planarity": 0.132,
      "simple_Shear": -0.356,
      "simple_Stretch": -0.077,
      "simple_Buckle": -5.287,
      "simple_Propeller": -2.353,
      "bp_simpleParams": [
        -0.356,
        -0.077,
        0.098,
        -5.287,
        -2.353,
        2.264
      ],
      "bp_params": [
        -0.353,
        -0.087,
        0.098,
        -5.223,
        -2.491,
        2.262
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          20.865,
          20.044,
          20.179
        ],
        "x_axis": [
          0.297,
          -0.603,
          0.741
        ],
        "y_axis": [
          -0.889,
          -0.457,
          -0.016
        ],
        "z_axis": [
          0.348,
          -0.654,
          -0.672
        ],
        "quaternion": [
          0.205,
          0.779,
          -0.479,
          0.350
        ]
      }
    },
    {
      "index": 5,
      "nt1": "///A/5",
      "nt2": "///B/8",
      "bp": "T-A",
      "name": "WC",
      "Saenger": "20-XX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -115.310,
      "conf1": "anti",
      "pucker1": "~C2'-endo",
      "lambda1": 57.161,
      "chi2": -118.071,
      "conf2": "anti",
      "pucker2": "~C2'-endo",
      "lambda2": 53.272,
      "C1C1_dist": 10.304,
      "N1N9_dist": 8.631,
      "C6C8_dist": 9.637,
      "CNNC_torsion": -1.304,
      "hbonds_num": 2,
      "hbonds_desc": "N3(imino)-N1[2.69],O4(carbonyl)-N6(amino)[2.89]",
      "interBase_angle": 10.807,
      "planarity": 0.193,
      "simple_Shear": 0.194,
      "simple_Stretch": -0.275,
      "simple_Buckle": 10.790,
      "simple_Propeller": -0.604,
      "bp_simpleParams": [
        0.194,
        -0.275,
        -0.033,
        10.790,
        -0.604,
        3.906
      ],
      "bp_params": [
        0.190,
        -0.278,
        -0.033,
        10.781,
        -0.748,
        3.889
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          21.641,
          17.971,
          18.412
        ],
        "x_axis": [
          -0.265,
          -0.829,
          0.493
        ],
        "y_axis": [
          -0.891,
          0.016,
          -0.453
        ],
        "z_axis": [
          0.368,
          -0.559,
          -0.743
        ],
        "quaternion": [
          -0.044,
          -0.605,
          0.711,
          -0.356
        ]
      }
    },
    {
      "index": 6,
      "nt1": "///A/6",
      "nt2": "///B/7",
      "bp": "G-C",
      "name": "WC",
      "Saenger": "19-XIX",
      "LW": "cWW",
      "DSSR": "cW-W",
      "intra_chain": false,
      "chi1": -114.883,
      "conf1": "anti",
      "pucker1": "~C2'-endo",
      "lambda1": 59.208,
      "chi2": -124.648,
      "conf2": "anti",
      "pucker2": "~C2'-endo",
      "lambda2": 52.806,
      "C1C1_dist": 10.660,
      "N1N9_dist": 9.021,
      "C6C8_dist": 9.992,
      "CNNC_torsion": 16.438,
      "hbonds_num": 4,
      "hbonds_desc": "O6(carbonyl)-N4(amino)[3.04],N1(imino)-N3[2.98],N2(amino)-O2(carbonyl)[2.54],N2(amino)-N3[3.18]",
      "interBase_angle": 11.037,
      "planarity": 0.143,
      "simple_Shear": 0.171,
      "simple_Stretch": 0.037,
      "simple_Buckle": -8.380,
      "simple_Propeller": -7.182,
      "bp_simpleParams": [
        0.171,
        0.037,
        -0.145,
        -8.380,
        -7.182,
        4.201
      ],
      "bp_params": [
        0.172,
        0.033,
        -0.145,
        -8.566,
        -6.960,
        4.197
      ],
      "frame": {
        "rmsd": null,
        "origin": [
          22.722,
          14.816,
          16.929
        ],
        "x_axis": [
          -0.855,
          -0.423,
          0.302
        ],
        "y_axis": [
          -0.474,
          0.396,
          -0.787
        ],
        "z_axis": [
          0.213,
          -0.815,
          -0.538
        ],
        "quaternion": [
          -0.027,
          -0.268,
          0.835,
          -0.480
        ]
      }
    }
  ],
  "num_helices": 1,
  "helices": [
    {
      "index": 1,
      "num_stems": 1,
      "strand1": "CACGTG",
      "strand2": "GTGCAC",
      "bp_type": "||||||",
      "helix_form": ".BBBB",
      "helical_rise": 3.019,
      "helical_rise_std": 0.238,
      "helical_radius": 9.437,
      "helical_radius_std": 0.274,
      "helical_axis": [
        0.240,
        -0.712,
        -0.660
      ],
      "point1": [
        18.836,
        26.165,
        26.271
      ],
      "point2": [
        22.456,
        15.437,
        16.313
      ],
      "num_pairs": 6,
      "pairs": [
        {
          "index": 1,
          "nt1": "///A/1",
          "nt2": "///B/12",
          "bp": "C-G",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.469,
            -0.076,
            -0.303,
            12.163,
            -20.705,
            2.259
          ],
          "step_params": [
            -1.591,
            -0.711,
            3.656,
            -12.076,
            11.697,
            43.455
          ],
          "heli_params": [
            -2.047,
            0.834,
            3.656,
            15.140,
            15.630,
            46.447
          ],
          "bp2_params": [
            0.601,
            -0.049,
            0.188,
            -11.653,
            -5.579,
            2.592
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.656,
          "simple_Twist": 35.706,
          "simple_hRise": 3.597,
          "simple_hTwist": 39.349
        },
        {
          "index": 2,
          "nt1": "///A/2",
          "nt2": "///B/11",
          "bp": "A-T",
          "name": "WC",
          "Saenger": "20-XX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            0.601,
            -0.049,
            0.188,
            -11.653,
            -5.579,
            2.592
          ],
          "step_params": [
            -0.143,
            -0.259,
            2.889,
            -1.774,
            -7.007,
            27.315
          ],
          "heli_params": [
            0.929,
            -0.077,
            2.869,
            -14.518,
            3.677,
            28.238
          ],
          "bp2_params": [
            -0.600,
            -0.068,
            0.421,
            -2.514,
            -12.435,
            1.327
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 2.889,
          "simple_Twist": 34.889,
          "simple_hRise": 2.889,
          "simple_hTwist": 35.607
        },
        {
          "index": 3,
          "nt1": "///A/3",
          "nt2": "///B/10",
          "bp": "C-G",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.600,
            -0.068,
            0.421,
            -2.514,
            -12.435,
            1.327
          ],
          "step_params": [
            0.030,
            0.476,
            3.007,
            0.259,
            0.859,
            45.028
          ],
          "heli_params": [
            0.550,
            -0.018,
            3.015,
            1.122,
            -0.338,
            45.036
          ],
          "bp2_params": [
            -0.353,
            -0.087,
            0.098,
            -5.223,
            -2.491,
            2.262
          ],
          "groove_widths": [
            11.238,
            null,
            13.595,
            null
          ],
          "simple_Rise": 3.007,
          "simple_Twist": 44.000,
          "simple_hRise": 3.015,
          "simple_hTwist": 44.008
        },
        {
          "index": 4,
          "nt1": "///A/4",
          "nt2": "///B/9",
          "bp": "G-C",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.353,
            -0.087,
            0.098,
            -5.223,
            -2.491,
            2.262
          ],
          "step_params": [
            0.419,
            0.247,
            2.790,
            1.308,
            -6.745,
            37.628
          ],
          "heli_params": [
            1.099,
            -0.500,
            2.719,
            -10.351,
            -2.007,
            38.228
          ],
          "bp2_params": [
            0.190,
            -0.278,
            -0.033,
            10.781,
            -0.748,
            3.889
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 2.790,
          "simple_Twist": 34.357,
          "simple_hRise": 2.708,
          "simple_hTwist": 35.017
        },
        {
          "index": 5,
          "nt1": "///A/5",
          "nt2": "///B/8",
          "bp": "T-A",
          "name": "WC",
          "Saenger": "20-XX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            0.190,
            -0.278,
            -0.033,
            10.781,
            -0.748,
            3.889
          ],
          "step_params": [
            0.793,
            -0.714,
            3.490,
            4.567,
            20.365,
            38.657
          ],
          "heli_params": [
            -2.979,
            -0.611,
            2.861,
            28.388,
            -6.366,
            43.740
          ],
          "bp2_params": [
            0.172,
            0.033,
            -0.145,
            -8.566,
            -6.960,
            4.197
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.490,
          "simple_Twist": 38.905,
          "simple_hRise": 2.867,
          "simple_hTwist": 43.957
        },
        {
          "index": 6,
          "nt1": "///A/6",
          "nt2": "///B/7",
          "bp": "G-C",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W"
        }
      ]
    }
  ],
  "num_stems": 1,
  "stems": [
    {
      "index": 1,
      "helix_index": 1,
      "strand1": "CACGTG",
      "strand2": "GTGCAC",
      "bp_type": "||||||",
      "helix_form": ".BBBB",
      "helical_rise": 3.019,
      "helical_rise_std": 0.238,
      "helical_radius": 9.437,
      "helical_radius_std": 0.274,
      "helical_axis": [
        0.240,
        -0.712,
        -0.660
      ],
      "point1": [
        18.836,
        26.165,
        26.271
      ],
      "point2": [
        22.456,
        15.437,
        16.313
      ],
      "num_pairs": 6,
      "pairs": [
        {
          "index": 1,
          "nt1": "///A/1",
          "nt2": "///B/12",
          "bp": "C-G",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.469,
            -0.076,
            -0.303,
            12.163,
            -20.705,
            2.259
          ],
          "step_params": [
            -1.591,
            -0.711,
            3.656,
            -12.076,
            11.697,
            43.455
          ],
          "heli_params": [
            -2.047,
            0.834,
            3.656,
            15.140,
            15.630,
            46.447
          ],
          "bp2_params": [
            0.601,
            -0.049,
            0.188,
            -11.653,
            -5.579,
            2.592
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.656,
          "simple_Twist": 35.706,
          "simple_hRise": 3.597,
          "simple_hTwist": 39.349
        },
        {
          "index": 2,
          "nt1": "///A/2",
          "nt2": "///B/11",
          "bp": "A-T",
          "name": "WC",
          "Saenger": "20-XX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            0.601,
            -0.049,
            0.188,
            -11.653,
            -5.579,
            2.592
          ],
          "step_params": [
            -0.143,
            -0.259,
            2.889,
            -1.774,
            -7.007,
            27.315
          ],
          "heli_params": [
            0.929,
            -0.077,
            2.869,
            -14.518,
            3.677,
            28.238
          ],
          "bp2_params": [
            -0.600,
            -0.068,
            0.421,
            -2.514,
            -12.435,
            1.327
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 2.889,
          "simple_Twist": 34.889,
          "simple_hRise": 2.889,
          "simple_hTwist": 35.607
        },
        {
          "index": 3,
          "nt1": "///A/3",
          "nt2": "///B/10",
          "bp": "C-G",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.600,
            -0.068,
            0.421,
            -2.514,
            -12.435,
            1.327
          ],
          "step_params": [
            0.030,
            0.476,
            3.007,
            0.259,
            0.859,
            45.028
          ],
          "heli_params": [
            0.550,
            -0.018,
            3.015,
            1.122,
            -0.338,
            45.036
          ],
          "bp2_params": [
            -0.353,
            -0.087,
            0.098,
            -5.223,
            -2.491,
            2.262
          ],
          "groove_widths": [
            11.238,
            null,
            13.595,
            null
          ],
          "simple_Rise": 3.007,
          "simple_Twist": 44.000,
          "simple_hRise": 3.015,
          "simple_hTwist": 44.008
        },
        {
          "index": 4,
          "nt1": "///A/4",
          "nt2": "///B/9",
          "bp": "G-C",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            -0.353,
            -0.087,
            0.098,
            -5.223,
            -2.491,
            2.262
          ],
          "step_params": [
            0.419,
            0.247,
            2.790,
            1.308,
            -6.745,
            37.628
          ],
          "heli_params": [
            1.099,
            -0.500,
            2.719,
            -10.351,
            -2.007,
            38.228
          ],
          "bp2_params": [
            0.190,
            -0.278,
            -0.033,
            10.781,
            -0.748,
            3.889
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 2.790,
          "simple_Twist": 34.357,
          "simple_hRise": 2.708,
          "simple_hTwist": 35.017
        },
        {
          "index": 5,
          "nt1": "///A/5",
          "nt2": "///B/8",
          "bp": "T-A",
          "name": "WC",
          "Saenger": "20-XX",
          "LW": "cWW",
          "DSSR": "cW-W",
          "bp1_params": [
            0.190,
            -0.278,
            -0.033,
            10.781,
            -0.748,
            3.889
          ],
          "step_params": [
            0.793,
            -0.714,
            3.490,
            4.567,
            20.365,
            38.657
          ],
          "heli_params": [
            -2.979,
            -0.611,
            2.861,
            28.388,
            -6.366,
            43.740
          ],
          "bp2_params": [
            0.172,
            0.033,
            -0.145,
            -8.566,
            -6.960,
            4.197
          ],
          "groove_widths": [
            null,
            null,
            null,
            null
          ],
          "simple_Rise": 3.490,
          "simple_Twist": 38.905,
          "simple_hRise": 2.867,
          "simple_hTwist": 43.957
        },
        {
          "index": 6,
          "nt1": "///A/6",
          "nt2": "///B/7",
          "bp": "G-C",
          "name": "WC",
          "Saenger": "19-XIX",
          "LW": "cWW",
          "DSSR": "cW-W"
        }
      ]
    }
  ],
  "num_stacks": 0,
  "stacks": [],
  "nonStack": {
    "num_nts": 2,
    "nts_short": "CC",
    "nts_long": "///A/1,///B/7"
  },
  "dbn": {
    "all_chains": {
      "num_nts": 12,
      "num_chars": 13,
      "bseq": "CACGTG&CACGTG",
      "sstr": "((((((&))))))",
      "form": "BBBBB-&BBBB.-"
    },
    "m1_chain_A": {
      "num_nts": 6,
      "num_chars": 6,
      "bseq": "CACGTG",
      "sstr": "((((((",
      "form": "BBBBB-"
    },
    "m1_chain_B": {
      "num_nts": 6,
      "num_chars": 6,
      "bseq": "CACGTG",
      "sstr": "))))))",
      "form": "BBBB.-"
    }
  },
  "chains": {
    "m1_chain_A": {
      "num_nts": 6,
      "bseq": "CACGTG",
      "sstr": "((((((",
      "form": "BBBBB-",
      "helical_rise": 3.201,
      "helical_rise_std": 0.213,
      "helical_axis": [
        0.200,
        -0.678,
        -0.707
      ],
      "point1": [
        18.779,
        25.804,
        26.897
      ],
      "point2": [
        22.023,
        14.825,
        15.462
      ],
      "num_chars": 16,
      "suite": "C!!A!!C!!G!!T!!G"
    },
    "m1_chain_B": {
      "num_nts": 6,
      "bseq": "CACGTG",
      "sstr": "))))))",
      "form": "BBBB.-",
      "helical_rise": 3.081,
      "helical_rise_std": 0.189,
      "helical_axis": [
        -0.309,
        0.698,
        0.646
      ],
      "point1": [
        22.825,
        15.960,
        16.305
      ],
      "point2": [
        18.082,
        26.684,
        26.216
      ],
      "num_chars": 16,
      "suite": "C!!A!!C!!G!!T!!G"
    }
  },
  "num_nts": 12,
  "nts": [
    {
      "index": 1,
      "index_chain": 1,
      "chain_name": "A",
      "nt_resnum": 1,
      "nt_name": "DC",
      "nt_code": "C",
      "nt_id": "///A/1",
      "linked_nts": [
        null,
        "///A/2"
      ],
      "nt_type": "DNA",
      "dbn": "(",
      "summary": "anti,~C2'-endo,BI,non-stack,canonical,helix-end,stem-end",
      "alpha": null,
      "beta": null,
      "gamma": 63.417,
      "delta": 130.255,
      "epsilon": -174.785,
      "zeta": -104.537,
      "epsilon_zeta": -70.248,
      "bb_type": "BI",
      "chi": -125.051,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.580,
        8.632,
        -1.060
      ],
      "P_xyz": [
        null,
        null,
        null
      ],
      "form": "B",
      "ssZp": 2.308,
      "Dp": 2.361,
      "splay_angle": 25.790,
      "splay_distance": 4.083,
      "splay_ratio": 0.223,
      "d22": null,
      "d64": null,
      "eta": null,
      "theta": null,
      "eta_prime": null,
      "theta_prime": null,
      "eta_base": null,
      "theta_base": null,
      "v0": -31.331,
      "v1": 38.573,
      "v2": -32.763,
      "v3": 16.752,
      "v4": 8.902,
      "amplitude": 38.470,
      "phase_angle": 148.391,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "inc",
      "cluster": "__",
      "suiteness": 0.000,
      "filter_rmsd": 0.061,
      "frame": {
        "rmsd": 0.054,
        "origin": [
          19.326,
          26.517,
          27.461
        ],
        "x_axis": [
          0.704,
          0.540,
          -0.461
        ],
        "y_axis": [
          0.710,
          -0.540,
          0.452
        ],
        "z_axis": [
          -0.005,
          -0.645,
          -0.764
        ],
        "quaternion": [
          0.316,
          0.867,
          0.361,
          -0.134
        ]
      }
    },
    {
      "index": 2,
      "index_chain": 2,
      "chain_name": "A",
      "nt_resnum": 2,
      "nt_name": "DA",
      "nt_code": "A",
      "nt_id": "///A/2",
      "linked_nts": [
        "///A/1",
        "///A/3"
      ],
      "nt_type": "DNA",
      "dbn": "(",
      "summary": "anti,~C2'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -83.475,
      "beta": -150.275,
      "gamma": 54.039,
      "delta": 140.555,
      "epsilon": 177.841,
      "zeta": -93.645,
      "epsilon_zeta": -88.515,
      "bb_type": "BI",
      "chi": -122.384,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -0.866,
        8.436,
        -1.375
      ],
      "P_xyz": [
        1.201,
        9.099,
        0.080
      ],
      "form": "B",
      "ssZp": 1.481,
      "Dp": 1.650,
      "splay_angle": 17.824,
      "splay_distance": 3.107,
      "splay_ratio": 0.156,
      "d22": null,
      "d64": null,
      "eta": 170.716,
      "theta": -132.189,
      "eta_prime": -172.980,
      "theta_prime": -145.959,
      "eta_base": -124.842,
      "theta_base": -118.006,
      "v0": -13.714,
      "v1": 29.315,
      "v2": -33.125,
      "v3": 25.059,
      "v4": -7.794,
      "amplitude": 33.290,
      "phase_angle": 174.300,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22p",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.109,
      "frame": {
        "rmsd": 0.102,
        "origin": [
          19.401,
          24.033,
          24.221
        ],
        "x_axis": [
          0.912,
          0.278,
          0.302
        ],
        "y_axis": [
          -0.048,
          -0.659,
          0.751
        ],
        "z_axis": [
          0.407,
          -0.699,
          -0.588
        ],
        "quaternion": [
          0.408,
          0.889,
          0.065,
          0.200
        ]
      }
    },
    {
      "index": 3,
      "index_chain": 3,
      "chain_name": "A",
      "nt_resnum": 3,
      "nt_name": "DC",
      "nt_code": "C",
      "nt_id": "///A/3",
      "linked_nts": [
        "///A/2",
        "///A/4"
      ],
      "nt_type": "DNA",
      "dbn": "(",
      "summary": "anti,~C2'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -60.422,
      "beta": 158.813,
      "gamma": 65.873,
      "delta": 136.081,
      "epsilon": -165.151,
      "zeta": -117.832,
      "epsilon_zeta": -47.319,
      "bb_type": "BI",
      "chi": -108.635,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.641,
        8.579,
        -1.580
      ],
      "P_xyz": [
        -0.378,
        9.974,
        -1.715
      ],
      "form": "B",
      "ssZp": 1.635,
      "Dp": 2.106,
      "splay_angle": 17.759,
      "splay_distance": 2.868,
      "splay_ratio": 0.154,
      "d22": null,
      "d64": null,
      "eta": 174.640,
      "theta": -152.362,
      "eta_prime": -154.319,
      "theta_prime": -163.641,
      "eta_base": -121.724,
      "theta_base": -106.757,
      "v0": -29.697,
      "v1": 46.267,
      "v2": -41.707,
      "v3": 28.543,
      "v4": 0.416,
      "amplitude": 44.509,
      "phase_angle": 159.561,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22p",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.067,
      "frame": {
        "rmsd": 0.045,
        "origin": [
          19.986,
          22.249,
          21.744
        ],
        "x_axis": [
          0.870,
          -0.192,
          0.454
        ],
        "y_axis": [
          -0.434,
          -0.734,
          0.522
        ],
        "z_axis": [
          0.233,
          -0.651,
          -0.722
        ],
        "quaternion": [
          0.322,
          0.912,
          -0.172,
          0.189
        ]
      }
    },
    {
      "index": 4,
      "index_chain": 4,
      "chain_name": "A",
      "nt_resnum": 4,
      "nt_name": "DG",
      "nt_code": "G",
      "nt_id": "///A/4",
      "linked_nts": [
        "///A/3",
        "///A/5"
      ],
      "nt_type": "DNA",
      "dbn": "(",
      "summary": "anti,~C2'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -72.001,
      "beta": 175.810,
      "gamma": 47.244,
      "delta": 138.500,
      "epsilon": 169.314,
      "zeta": -96.846,
      "epsilon_zeta": -93.840,
      "bb_type": "BI",
      "chi": -97.328,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.023,
        8.218,
        -1.812
      ],
      "P_xyz": [
        0.386,
        9.120,
        -1.705
      ],
      "form": "B",
      "ssZp": 2.235,
      "Dp": 2.243,
      "splay_angle": 16.924,
      "splay_distance": 2.821,
      "splay_ratio": 0.147,
      "d22": null,
      "d64": null,
      "eta": 154.045,
      "theta": -142.349,
      "eta_prime": -179.843,
      "theta_prime": -160.552,
      "eta_base": -116.566,
      "theta_base": -110.493,
      "v0": -13.512,
      "v1": 27.940,
      "v2": -28.891,
      "v3": 23.073,
      "v4": -6.779,
      "amplitude": 29.136,
      "phase_angle": 172.566,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22p",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.078,
      "frame": {
        "rmsd": 0.078,
        "origin": [
          20.868,
          20.138,
          20.016
        ],
        "x_axis": [
          0.286,
          -0.625,
          0.726
        ],
        "y_axis": [
          -0.910,
          -0.415,
          0.001
        ],
        "z_axis": [
          0.301,
          -0.661,
          -0.688
        ],
        "quaternion": [
          0.214,
          0.773,
          -0.497,
          0.332
        ]
      }
    },
    {
      "index": 5,
      "index_chain": 5,
      "chain_name": "A",
      "nt_resnum": 5,
      "nt_name": "DT",
      "nt_code": "T",
      "nt_id": "///A/5",
      "linked_nts": [
        "///A/4",
        "///A/6"
      ],
      "nt_type": "DNA",
      "dbn": "(",
      "summary": "anti,~C2'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -62.721,
      "beta": 175.632,
      "gamma": 59.034,
      "delta": 146.210,
      "epsilon": -174.865,
      "zeta": -96.810,
      "epsilon_zeta": -78.055,
      "bb_type": "BI",
      "chi": -115.310,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.301,
        8.394,
        -1.570
      ],
      "P_xyz": [
        0.077,
        9.415,
        -1.706
      ],
      "form": "B",
      "ssZp": 2.635,
      "Dp": 1.959,
      "splay_angle": 20.913,
      "splay_distance": 3.540,
      "splay_ratio": 0.183,
      "d22": null,
      "d64": null,
      "eta": 165.570,
      "theta": -123.800,
      "eta_prime": -164.749,
      "theta_prime": -145.160,
      "eta_base": -107.622,
      "theta_base": -102.578,
      "v0": -25.012,
      "v1": 39.382,
      "v2": -37.554,
      "v3": 24.458,
      "v4": 0.973,
      "amplitude": 39.837,
      "phase_angle": 160.509,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22p",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.107,
      "frame": {
        "rmsd": 0.049,
        "origin": [
          21.734,
          17.899,
          18.534
        ],
        "x_axis": [
          -0.291,
          -0.833,
          0.470
        ],
        "y_axis": [
          -0.843,
          -0.008,
          -0.538
        ],
        "z_axis": [
          0.452,
          -0.553,
          -0.700
        ],
        "quaternion": [
          -0.006,
          -0.595,
          0.704,
          -0.387
        ]
      }
    },
    {
      "index": 6,
      "index_chain": 6,
      "chain_name": "A",
      "nt_resnum": 6,
      "nt_name": "DG",
      "nt_code": "G",
      "nt_id": "///A/6",
      "linked_nts": [
        "///A/5",
        null
      ],
      "nt_type": "DNA",
      "dbn": "(",
      "summary": "anti,~C2'-endo,canonical,non-pair-contact,helix-end,stem-end",
      "alpha": -104.437,
      "beta": 176.144,
      "gamma": 68.877,
      "delta": 141.217,
      "epsilon": null,
      "zeta": null,
      "epsilon_zeta": null,
      "bb_type": "--",
      "chi": -114.883,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.697,
        8.512,
        -0.892
      ],
      "P_xyz": [
        -0.454,
        9.812,
        -1.325
      ],
      "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": -20.797,
      "v1": 34.439,
      "v2": -31.690,
      "v3": 20.853,
      "v4": -0.564,
      "amplitude": 33.541,
      "phase_angle": 160.876,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22p",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.046,
      "frame": {
        "rmsd": 0.046,
        "origin": [
          22.625,
          14.845,
          16.981
        ],
        "x_axis": [
          -0.859,
          -0.453,
          0.239
        ],
        "y_axis": [
          -0.459,
          0.472,
          -0.753
        ],
        "z_axis": [
          0.229,
          -0.756,
          -0.613
        ],
        "quaternion": [
          -0.003,
          -0.266,
          0.858,
          -0.440
        ]
      }
    },
    {
      "index": 7,
      "index_chain": 1,
      "chain_name": "B",
      "nt_resnum": 7,
      "nt_name": "DC",
      "nt_code": "C",
      "nt_id": "///B/7",
      "linked_nts": [
        null,
        "///B/8"
      ],
      "nt_type": "DNA",
      "dbn": ")",
      "summary": "anti,~C2'-endo,BI,non-stack,canonical,helix-end,stem-end",
      "alpha": null,
      "beta": null,
      "gamma": 69.849,
      "delta": 149.598,
      "epsilon": -161.530,
      "zeta": -123.046,
      "epsilon_zeta": -38.484,
      "bb_type": "BI",
      "chi": -124.648,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.235,
        8.697,
        -0.831
      ],
      "P_xyz": [
        null,
        null,
        null
      ],
      "form": "B",
      "ssZp": 2.988,
      "Dp": 2.429,
      "splay_angle": 22.937,
      "splay_distance": 3.769,
      "splay_ratio": 0.199,
      "d22": null,
      "d64": null,
      "eta": null,
      "theta": null,
      "eta_prime": null,
      "theta_prime": null,
      "eta_base": null,
      "theta_base": null,
      "v0": -28.971,
      "v1": 40.239,
      "v2": -36.196,
      "v3": 20.877,
      "v4": 4.904,
      "amplitude": 40.117,
      "phase_angle": 154.457,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "inc",
      "cluster": "__",
      "suiteness": 0.000,
      "filter_rmsd": 0.096,
      "frame": {
        "rmsd": 0.069,
        "origin": [
          22.818,
          14.787,
          16.877
        ],
        "x_axis": [
          -0.850,
          -0.383,
          0.362
        ],
        "y_axis": [
          0.490,
          -0.319,
          0.811
        ],
        "z_axis": [
          -0.196,
          0.867,
          0.459
        ],
        "quaternion": [
          -0.269,
          0.051,
          0.518,
          0.811
        ]
      }
    },
    {
      "index": 8,
      "index_chain": 2,
      "chain_name": "B",
      "nt_resnum": 8,
      "nt_name": "DA",
      "nt_code": "A",
      "nt_id": "///B/8",
      "linked_nts": [
        "///B/7",
        "///B/9"
      ],
      "nt_type": "DNA",
      "dbn": ")",
      "summary": "anti,~C2'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -63.855,
      "beta": -174.862,
      "gamma": 44.502,
      "delta": 137.462,
      "epsilon": -171.627,
      "zeta": -97.232,
      "epsilon_zeta": -74.394,
      "bb_type": "BI",
      "chi": -118.071,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.141,
        8.539,
        -1.192
      ],
      "P_xyz": [
        0.875,
        9.508,
        0.137
      ],
      "form": "B",
      "ssZp": 1.019,
      "Dp": 1.902,
      "splay_angle": 16.942,
      "splay_distance": 2.884,
      "splay_ratio": 0.147,
      "d22": null,
      "d64": null,
      "eta": 177.200,
      "theta": -135.220,
      "eta_prime": -165.905,
      "theta_prime": -145.285,
      "eta_base": -124.075,
      "theta_base": -101.629,
      "v0": -12.839,
      "v1": 26.784,
      "v2": -28.761,
      "v3": 22.046,
      "v4": -6.277,
      "amplitude": 28.994,
      "phase_angle": 172.725,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22p",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.112,
      "frame": {
        "rmsd": 0.104,
        "origin": [
          21.549,
          18.043,
          18.290
        ],
        "x_axis": [
          -0.236,
          -0.827,
          0.510
        ],
        "y_axis": [
          0.930,
          -0.040,
          0.365
        ],
        "z_axis": [
          -0.281,
          0.561,
          0.779
        ],
        "quaternion": [
          0.613,
          -0.080,
          -0.323,
          -0.717
        ]
      }
    },
    {
      "index": 9,
      "index_chain": 3,
      "chain_name": "B",
      "nt_resnum": 9,
      "nt_name": "DC",
      "nt_code": "C",
      "nt_id": "///B/9",
      "linked_nts": [
        "///B/8",
        "///B/10"
      ],
      "nt_type": "DNA",
      "dbn": ")",
      "summary": "anti,~C2'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -78.371,
      "beta": 160.493,
      "gamma": 74.032,
      "delta": 112.932,
      "epsilon": -176.913,
      "zeta": -97.864,
      "epsilon_zeta": -79.049,
      "bb_type": "BI",
      "chi": -123.165,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.164,
        8.529,
        -2.278
      ],
      "P_xyz": [
        0.272,
        9.397,
        -2.504
      ],
      "form": "B",
      "ssZp": 1.215,
      "Dp": 2.475,
      "splay_angle": 19.190,
      "splay_distance": 3.237,
      "splay_ratio": 0.169,
      "d22": null,
      "d64": null,
      "eta": 168.343,
      "theta": -157.333,
      "eta_prime": -163.422,
      "theta_prime": -169.055,
      "eta_base": -114.557,
      "theta_base": -113.592,
      "v0": -34.694,
      "v1": 30.893,
      "v2": -17.826,
      "v3": -1.771,
      "v4": 23.153,
      "amplitude": 34.389,
      "phase_angle": 121.221,
      "puckering": "C1'-exo",
      "sugar_class": "~C2'-endo",
      "bin": "trig",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.085,
      "frame": {
        "rmsd": 0.067,
        "origin": [
          20.862,
          19.949,
          20.342
        ],
        "x_axis": [
          0.306,
          -0.579,
          0.756
        ],
        "y_axis": [
          0.866,
          0.499,
          0.031
        ],
        "z_axis": [
          -0.395,
          0.645,
          0.654
        ],
        "quaternion": [
          0.784,
          -0.196,
          -0.367,
          -0.461
        ]
      }
    },
    {
      "index": 10,
      "index_chain": 4,
      "chain_name": "B",
      "nt_resnum": 10,
      "nt_name": "DG",
      "nt_code": "G",
      "nt_id": "///B/10",
      "linked_nts": [
        "///B/9",
        "///B/11"
      ],
      "nt_type": "DNA",
      "dbn": ")",
      "summary": "anti,~C2'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -72.081,
      "beta": -178.648,
      "gamma": 57.517,
      "delta": 137.874,
      "epsilon": 178.852,
      "zeta": -94.378,
      "epsilon_zeta": -86.770,
      "bb_type": "BI",
      "chi": -115.558,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -1.464,
        8.331,
        -2.007
      ],
      "P_xyz": [
        1.071,
        8.993,
        -2.022
      ],
      "form": "B",
      "ssZp": 1.813,
      "Dp": 2.204,
      "splay_angle": 16.510,
      "splay_distance": 2.817,
      "splay_ratio": 0.144,
      "d22": null,
      "d64": null,
      "eta": 165.263,
      "theta": -138.186,
      "eta_prime": -168.052,
      "theta_prime": -157.447,
      "eta_base": -108.876,
      "theta_base": -128.346,
      "v0": -5.522,
      "v1": 20.641,
      "v2": -25.920,
      "v3": 23.859,
      "v4": -11.985,
      "amplitude": 26.111,
      "phase_angle": 186.919,
      "puckering": "C3'-exo",
      "sugar_class": "~C2'-endo",
      "bin": "trig",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.069,
      "frame": {
        "rmsd": 0.069,
        "origin": [
          20.323,
          22.405,
          22.380
        ],
        "x_axis": [
          0.807,
          -0.033,
          0.590
        ],
        "y_axis": [
          0.400,
          0.765,
          -0.504
        ],
        "z_axis": [
          -0.435,
          0.643,
          0.631
        ],
        "quaternion": [
          0.895,
          -0.320,
          -0.286,
          -0.121
        ]
      }
    },
    {
      "index": 11,
      "index_chain": 5,
      "chain_name": "B",
      "nt_resnum": 11,
      "nt_name": "DT",
      "nt_code": "T",
      "nt_id": "///B/11",
      "linked_nts": [
        "///B/10",
        "///B/12"
      ],
      "nt_type": "DNA",
      "dbn": ")",
      "summary": "anti,~C2'-endo,BI,canonical,non-pair-contact,helix,stem",
      "alpha": -73.875,
      "beta": 173.048,
      "gamma": 58.962,
      "delta": 137.198,
      "epsilon": 174.097,
      "zeta": -82.389,
      "epsilon_zeta": -103.514,
      "bb_type": "BI",
      "chi": -100.614,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -2.627,
        8.233,
        -1.672
      ],
      "P_xyz": [
        -0.392,
        9.584,
        -2.223
      ],
      "form": ".",
      "ssZp": 2.563,
      "Dp": 2.500,
      "splay_angle": 22.347,
      "splay_distance": 4.093,
      "splay_ratio": 0.207,
      "d22": null,
      "d64": null,
      "eta": 158.045,
      "theta": -128.168,
      "eta_prime": -171.626,
      "theta_prime": -145.939,
      "eta_base": -133.892,
      "theta_base": -93.629,
      "v0": -18.059,
      "v1": 39.904,
      "v2": -40.620,
      "v3": 33.372,
      "v4": -10.298,
      "amplitude": 40.884,
      "phase_angle": 173.478,
      "puckering": "C2'-endo",
      "sugar_class": "~C2'-endo",
      "bin": "22p",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.120,
      "frame": {
        "rmsd": 0.072,
        "origin": [
          18.780,
          23.918,
          24.187
        ],
        "x_axis": [
          0.867,
          0.370,
          0.333
        ],
        "y_axis": [
          -0.084,
          0.769,
          -0.634
        ],
        "z_axis": [
          -0.491,
          0.522,
          0.698
        ],
        "quaternion": [
          0.913,
          -0.316,
          -0.226,
          0.124
        ]
      }
    },
    {
      "index": 12,
      "index_chain": 6,
      "chain_name": "B",
      "nt_resnum": 12,
      "nt_name": "DG",
      "nt_code": "G",
      "nt_id": "///B/12",
      "linked_nts": [
        "///B/11",
        null
      ],
      "nt_type": "DNA",
      "dbn": ")",
      "summary": "anti,canonical,non-pair-contact,helix-end,stem-end",
      "alpha": -67.895,
      "beta": -178.233,
      "gamma": 56.839,
      "delta": 113.286,
      "epsilon": null,
      "zeta": null,
      "epsilon_zeta": null,
      "bb_type": "--",
      "chi": -131.252,
      "glyco_bond": "anti",
      "C5prime_xyz": [
        -3.076,
        8.493,
        -1.558
      ],
      "P_xyz": [
        -1.261,
        10.408,
        -1.740
      ],
      "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": -41.308,
      "v1": 32.304,
      "v2": -11.840,
      "v3": -12.315,
      "v4": 33.328,
      "amplitude": 40.517,
      "phase_angle": 106.991,
      "puckering": "O4'-endo",
      "sugar_class": "--",
      "bin": "trig",
      "cluster": "!!",
      "suiteness": 0.000,
      "filter_rmsd": 0.079,
      "frame": {
        "rmsd": 0.079,
        "origin": [
          19.755,
          26.614,
          27.108
        ],
        "x_axis": [
          0.606,
          0.770,
          -0.200
        ],
        "y_axis": [
          -0.695,
          0.390,
          -0.604
        ],
        "z_axis": [
          -0.387,
          0.505,
          0.771
        ],
        "quaternion": [
          0.832,
          -0.333,
          -0.056,
          0.440
        ]
      }
    }
  ],
  "num_hbonds": 19,
  "hbonds": [
    {
      "index": 1,
      "atom1_serNum": 11,
      "atom2_serNum": 365,
      "donAcc_type": "standard",
      "distance": 2.617,
      "atom1_id": "///A/1/O2",
      "atom2_id": "///B/12/N2",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 2,
      "atom1_serNum": 12,
      "atom2_serNum": 363,
      "donAcc_type": "standard",
      "distance": 2.865,
      "atom1_id": "///A/1/N3",
      "atom2_id": "///B/12/N1",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 3,
      "atom1_serNum": 12,
      "atom2_serNum": 365,
      "donAcc_type": "standard",
      "distance": 2.876,
      "atom1_id": "///A/1/N3",
      "atom2_id": "///B/12/N2",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 4,
      "atom1_serNum": 14,
      "atom2_serNum": 362,
      "donAcc_type": "standard",
      "distance": 2.868,
      "atom1_id": "///A/1/N4",
      "atom2_id": "///B/12/O6",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 5,
      "atom1_serNum": 45,
      "atom2_serNum": 330,
      "donAcc_type": "standard",
      "distance": 2.915,
      "atom1_id": "///A/2/N6",
      "atom2_id": "///B/11/O4",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 6,
      "atom1_serNum": 46,
      "atom2_serNum": 328,
      "donAcc_type": "standard",
      "distance": 2.908,
      "atom1_id": "///A/2/N1",
      "atom2_id": "///B/11/N3",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 7,
      "atom1_serNum": 74,
      "atom2_serNum": 300,
      "donAcc_type": "standard",
      "distance": 2.674,
      "atom1_id": "///A/3/O2",
      "atom2_id": "///B/10/N2",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 8,
      "atom1_serNum": 75,
      "atom2_serNum": 298,
      "donAcc_type": "standard",
      "distance": 2.853,
      "atom1_id": "///A/3/N3",
      "atom2_id": "///B/10/N1",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 9,
      "atom1_serNum": 75,
      "atom2_serNum": 300,
      "donAcc_type": "standard",
      "distance": 2.929,
      "atom1_id": "///A/3/N3",
      "atom2_id": "///B/10/N2",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 10,
      "atom1_serNum": 77,
      "atom2_serNum": 297,
      "donAcc_type": "standard",
      "distance": 2.930,
      "atom1_id": "///A/3/N4",
      "atom2_id": "///B/10/O6",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 11,
      "atom1_serNum": 107,
      "atom2_serNum": 267,
      "donAcc_type": "standard",
      "distance": 2.907,
      "atom1_id": "///A/4/O6",
      "atom2_id": "///B/9/N4",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 12,
      "atom1_serNum": 108,
      "atom2_serNum": 265,
      "donAcc_type": "standard",
      "distance": 2.893,
      "atom1_id": "///A/4/N1",
      "atom2_id": "///B/9/N3",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 13,
      "atom1_serNum": 110,
      "atom2_serNum": 264,
      "donAcc_type": "standard",
      "distance": 2.568,
      "atom1_id": "///A/4/N2",
      "atom2_id": "///B/9/O2",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 14,
      "atom1_serNum": 138,
      "atom2_serNum": 236,
      "donAcc_type": "standard",
      "distance": 2.693,
      "atom1_id": "///A/5/N3",
      "atom2_id": "///B/8/N1",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 15,
      "atom1_serNum": 140,
      "atom2_serNum": 235,
      "donAcc_type": "standard",
      "distance": 2.886,
      "atom1_id": "///A/5/O4",
      "atom2_id": "///B/8/N6",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 16,
      "atom1_serNum": 172,
      "atom2_serNum": 204,
      "donAcc_type": "standard",
      "distance": 3.041,
      "atom1_id": "///A/6/O6",
      "atom2_id": "///B/7/N4",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 17,
      "atom1_serNum": 173,
      "atom2_serNum": 202,
      "donAcc_type": "standard",
      "distance": 2.982,
      "atom1_id": "///A/6/N1",
      "atom2_id": "///B/7/N3",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 18,
      "atom1_serNum": 175,
      "atom2_serNum": 201,
      "donAcc_type": "standard",
      "distance": 2.543,
      "atom1_id": "///A/6/N2",
      "atom2_id": "///B/7/O2",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 19,
      "atom1_serNum": 175,
      "atom2_serNum": 202,
      "donAcc_type": "standard",
      "distance": 3.178,
      "atom1_id": "///A/6/N2",
      "atom2_id": "///B/7/N3",
      "atom_pair": "N: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": "8xeq",
    "num_naChains": 2,
    "naChains": "A=6,B=6",
    "num_atoms": 378,
    "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-2ndstrs.bpseq",
        "desc": "secondary structure in bpseq format"
      },
      {
        "index": 5,
        "name": "dssr-2ndstrs.ct",
        "desc": "secondary structure in connectivity table format"
      },
      {
        "index": 6,
        "name": "dssr-2ndstrs.dbn",
        "desc": "secondary structure in dot-bracket notation"
      },
      {
        "index": 7,
        "name": "dssr-torsions.txt",
        "desc": "backbone torsion angles and suite names"
      },
      {
        "index": 8,
        "name": "dssr-rotmat.txt",
        "desc": "position vector and rotation matrix"
      },
      {
        "index": 9,
        "name": "dssr-viewV.pdb",
        "desc": "vertical view of the principal moment of inertia"
      },
      {
        "index": 10,
        "name": "dssr-viewH.pdb",
        "desc": "horizontal view of the principal moment of inertia"
      },
      {
        "index": 11,
        "name": "dssr-viewT.pdb",
        "desc": "top view of the principal moment of inertia"
      }
    ],
    "time_used": "999"
  }
}
