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          "nts_long": "///B/236,///B/237,///B/238"
        }
      ]
    }
  ],
  "num_bulges": 8,
  "bulges": [
    {
      "index": 1,
      "type": "bulge",
      "bridging_nts": [
        0,
        1
      ],
      "stem_indices": [
        1,
        2
      ],
      "summary": "[2] 0 1 [A.110 A.211 A.111 A.209] 4 2",
      "num_nts": 5,
      "nts_short": "GGCAC",
      "nts_long": "///A/110,///A/111,///A/209,///A/210,///A/211",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 0,
          "nts_short": "",
          "nts_long": ""
        },
        {
          "index": 2,
          "num_nts": 1,
          "nts_short": "A",
          "nts_long": "///A/210"
        }
      ]
    },
    {
      "index": 2,
      "type": "bulge",
      "bridging_nts": [
        1,
        0
      ],
      "stem_indices": [
        4,
        5
      ],
      "summary": "[2] 1 0 [A.130 A.192 A.132 A.191] 4 3",
      "num_nts": 5,
      "nts_short": "UACGA",
      "nts_long": "///A/130,///A/131,///A/132,///A/191,///A/192",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 1,
          "nts_short": "A",
          "nts_long": "///A/131"
        },
        {
          "index": 2,
          "num_nts": 0,
          "nts_short": "",
          "nts_long": ""
        }
      ]
    },
    {
      "index": 3,
      "type": "bulge",
      "bridging_nts": [
        0,
        1
      ],
      "stem_indices": [
        -2,
        11
      ],
      "summary": "[2] 0 1 [A.226 A.249 A.227 A.247] 1 9",
      "num_nts": 5,
      "nts_short": "AGUAU",
      "nts_long": "///A/226,///A/227,///A/247,///A/248,///A/249",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 0,
          "nts_short": "",
          "nts_long": ""
        },
        {
          "index": 2,
          "num_nts": 1,
          "nts_short": "A",
          "nts_long": "///A/248"
        }
      ]
    },
    {
      "index": 4,
      "type": "bulge",
      "bridging_nts": [
        0,
        1
      ],
      "stem_indices": [
        13,
        14
      ],
      "summary": "[2] 0 1 [B.110 B.211 B.111 B.209] 4 2",
      "num_nts": 5,
      "nts_short": "GGCAC",
      "nts_long": "///B/110,///B/111,///B/209,///B/210,///B/211",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 0,
          "nts_short": "",
          "nts_long": ""
        },
        {
          "index": 2,
          "num_nts": 1,
          "nts_short": "A",
          "nts_long": "///B/210"
        }
      ]
    },
    {
      "index": 5,
      "type": "bulge",
      "bridging_nts": [
        1,
        0
      ],
      "stem_indices": [
        16,
        17
      ],
      "summary": "[2] 1 0 [B.130 B.192 B.132 B.191] 4 3",
      "num_nts": 5,
      "nts_short": "UACGA",
      "nts_long": "///B/130,///B/131,///B/132,///B/191,///B/192",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 1,
          "nts_short": "A",
          "nts_long": "///B/131"
        },
        {
          "index": 2,
          "num_nts": 0,
          "nts_short": "",
          "nts_long": ""
        }
      ]
    },
    {
      "index": 6,
      "type": "bulge",
      "bridging_nts": [
        0,
        1
      ],
      "stem_indices": [
        -4,
        22
      ],
      "summary": "[2] 0 1 [B.226 B.249 B.227 B.247] 1 9",
      "num_nts": 5,
      "nts_short": "AGUAU",
      "nts_long": "///B/226,///B/227,///B/247,///B/248,///B/249",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 0,
          "nts_short": "",
          "nts_long": ""
        },
        {
          "index": 2,
          "num_nts": 1,
          "nts_short": "A",
          "nts_long": "///B/248"
        }
      ]
    },
    {
      "index": 7,
      "type": "bulge",
      "bridging_nts": [
        2,
        0
      ],
      "stem_indices": [
        10,
        -2
      ],
      "summary": "[2] 2 0 [A.223 A.250 A.226 A.249] 4 1",
      "num_nts": 6,
      "nts_short": "CUAAUG",
      "nts_long": "///A/223,///A/224,///A/225,///A/226,///A/249,///A/250",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 2,
          "nts_short": "UA",
          "nts_long": "///A/224,///A/225"
        },
        {
          "index": 2,
          "num_nts": 0,
          "nts_short": "",
          "nts_long": ""
        }
      ]
    },
    {
      "index": 8,
      "type": "bulge",
      "bridging_nts": [
        2,
        0
      ],
      "stem_indices": [
        21,
        -4
      ],
      "summary": "[2] 2 0 [B.223 B.250 B.226 B.249] 4 1",
      "num_nts": 6,
      "nts_short": "CUAAUG",
      "nts_long": "///B/223,///B/224,///B/225,///B/226,///B/249,///B/250",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 2,
          "nts_short": "UA",
          "nts_long": "///B/224,///B/225"
        },
        {
          "index": 2,
          "num_nts": 0,
          "nts_short": "",
          "nts_long": ""
        }
      ]
    }
  ],
  "num_iloops": 8,
  "iloops": [
    {
      "index": 1,
      "type": "asymmetric internal loop",
      "bridging_nts": [
        3,
        2
      ],
      "stem_indices": [
        -1,
        1
      ],
      "summary": "[2] 3 2 [A.103 A.217 A.107 A.214] 1 4",
      "num_nts": 9,
      "nts_short": "GAAUUAGCC",
      "nts_long": "///A/103,///A/104,///A/105,///A/106,///A/107,///A/214,///A/215,///A/216,///A/217",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 3,
          "nts_short": "AAU",
          "nts_long": "///A/104,///A/105,///A/106"
        },
        {
          "index": 2,
          "num_nts": 2,
          "nts_short": "GC",
          "nts_long": "///A/215,///A/216"
        }
      ]
    },
    {
      "index": 2,
      "type": "asymmetric internal loop",
      "bridging_nts": [
        3,
        2
      ],
      "stem_indices": [
        2,
        3
      ],
      "summary": "[2] 3 2 [A.112 A.208 A.116 A.205] 2 6",
      "num_nts": 9,
      "nts_short": "GAAAGUAAC",
      "nts_long": "///A/112,///A/113,///A/114,///A/115,///A/116,///A/205,///A/206,///A/207,///A/208",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 3,
          "nts_short": "AAA",
          "nts_long": "///A/113,///A/114,///A/115"
        },
        {
          "index": 2,
          "num_nts": 2,
          "nts_short": "AA",
          "nts_long": "///A/206,///A/207"
        }
      ]
    },
    {
      "index": 3,
      "type": "asymmetric internal loop",
      "bridging_nts": [
        3,
        2
      ],
      "stem_indices": [
        -3,
        13
      ],
      "summary": "[2] 3 2 [B.103 B.217 B.107 B.214] 1 4",
      "num_nts": 9,
      "nts_short": "GAAUUAGCC",
      "nts_long": "///B/103,///B/104,///B/105,///B/106,///B/107,///B/214,///B/215,///B/216,///B/217",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 3,
          "nts_short": "AAU",
          "nts_long": "///B/104,///B/105,///B/106"
        },
        {
          "index": 2,
          "num_nts": 2,
          "nts_short": "GC",
          "nts_long": "///B/215,///B/216"
        }
      ]
    },
    {
      "index": 4,
      "type": "asymmetric internal loop",
      "bridging_nts": [
        3,
        2
      ],
      "stem_indices": [
        14,
        15
      ],
      "summary": "[2] 3 2 [B.112 B.208 B.116 B.205] 2 6",
      "num_nts": 9,
      "nts_short": "GAAAGUAAC",
      "nts_long": "///B/112,///B/113,///B/114,///B/115,///B/116,///B/205,///B/206,///B/207,///B/208",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 3,
          "nts_short": "AAA",
          "nts_long": "///B/113,///B/114,///B/115"
        },
        {
          "index": 2,
          "num_nts": 2,
          "nts_short": "AA",
          "nts_long": "///B/206,///B/207"
        }
      ]
    },
    {
      "index": 5,
      "type": "asymmetric internal loop",
      "bridging_nts": [
        1,
        6
      ],
      "stem_indices": [
        5,
        6
      ],
      "summary": "[2] 1 6 [A.134 A.189 A.136 A.182] 3 3",
      "num_nts": 11,
      "nts_short": "GUAUAAUAAGC",
      "nts_long": "///A/134,///A/135,///A/136,///A/182,///A/183,///A/184,///A/185,///A/186,///A/187,///A/188,///A/189",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 1,
          "nts_short": "U",
          "nts_long": "///A/135"
        },
        {
          "index": 2,
          "num_nts": 6,
          "nts_short": "AAUAAG",
          "nts_long": "///A/183,///A/184,///A/185,///A/186,///A/187,///A/188"
        }
      ]
    },
    {
      "index": 6,
      "type": "asymmetric internal loop",
      "bridging_nts": [
        1,
        6
      ],
      "stem_indices": [
        17,
        18
      ],
      "summary": "[2] 1 6 [B.134 B.189 B.136 B.182] 3 3",
      "num_nts": 11,
      "nts_short": "GUAUAAUAAGC",
      "nts_long": "///B/134,///B/135,///B/136,///B/182,///B/183,///B/184,///B/185,///B/186,///B/187,///B/188,///B/189",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 1,
          "nts_short": "U",
          "nts_long": "///B/135"
        },
        {
          "index": 2,
          "num_nts": 6,
          "nts_short": "AAUAAG",
          "nts_long": "///B/183,///B/184,///B/185,///B/186,///B/187,///B/188"
        }
      ]
    },
    {
      "index": 7,
      "type": "asymmetric internal loop",
      "bridging_nts": [
        5,
        4
      ],
      "stem_indices": [
        3,
        4
      ],
      "summary": "[2] 5 4 [A.121 A.200 A.127 A.195] 6 4",
      "num_nts": 13,
      "nts_short": "CAACAGCGACAUG",
      "nts_long": "///A/121,///A/122,///A/123,///A/124,///A/125,///A/126,///A/127,///A/195,///A/196,///A/197,///A/198,///A/199,///A/200",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 5,
          "nts_short": "AACAG",
          "nts_long": "///A/122,///A/123,///A/124,///A/125,///A/126"
        },
        {
          "index": 2,
          "num_nts": 4,
          "nts_short": "ACAU",
          "nts_long": "///A/196,///A/197,///A/198,///A/199"
        }
      ]
    },
    {
      "index": 8,
      "type": "asymmetric internal loop",
      "bridging_nts": [
        5,
        4
      ],
      "stem_indices": [
        15,
        16
      ],
      "summary": "[2] 5 4 [B.121 B.200 B.127 B.195] 6 4",
      "num_nts": 13,
      "nts_short": "CAACAGCGACAUG",
      "nts_long": "///B/121,///B/122,///B/123,///B/124,///B/125,///B/126,///B/127,///B/195,///B/196,///B/197,///B/198,///B/199,///B/200",
      "num_stems": 2,
      "bridges": [
        {
          "index": 1,
          "num_nts": 5,
          "nts_short": "AACAG",
          "nts_long": "///B/122,///B/123,///B/124,///B/125,///B/126"
        },
        {
          "index": 2,
          "num_nts": 4,
          "nts_short": "ACAU",
          "nts_long": "///B/196,///B/197,///B/198,///B/199"
        }
      ]
    }
  ],
  "num_junctions": 2,
  "junctions": [
    {
      "index": 1,
      "type": "3-way junction",
      "bridging_nts": [
        2,
        2,
        4
      ],
      "stem_indices": [
        6,
        7,
        8
      ],
      "summary": "[3] 2 2 4 [A.138 A.180 A.141 A.162 A.165 A.175] 3 9 2",
      "num_nts": 14,
      "nts_short": "CAAGUGGCGGUAUG",
      "nts_long": "///A/138,///A/139,///A/140,///A/141,///A/162,///A/163,///A/164,///A/165,///A/175,///A/176,///A/177,///A/178,///A/179,///A/180",
      "num_stems": 3,
      "bridges": [
        {
          "index": 1,
          "num_nts": 2,
          "nts_short": "AA",
          "nts_long": "///A/139,///A/140"
        },
        {
          "index": 2,
          "num_nts": 2,
          "nts_short": "GG",
          "nts_long": "///A/163,///A/164"
        },
        {
          "index": 3,
          "num_nts": 4,
          "nts_short": "GUAU",
          "nts_long": "///A/176,///A/177,///A/178,///A/179"
        }
      ]
    },
    {
      "index": 2,
      "type": "3-way junction",
      "bridging_nts": [
        2,
        2,
        4
      ],
      "stem_indices": [
        18,
        19,
        20
      ],
      "summary": "[3] 2 2 4 [B.138 B.180 B.141 B.162 B.165 B.175] 3 9 2",
      "num_nts": 14,
      "nts_short": "CAAGUGGCGGUAUG",
      "nts_long": "///B/138,///B/139,///B/140,///B/141,///B/162,///B/163,///B/164,///B/165,///B/175,///B/176,///B/177,///B/178,///B/179,///B/180",
      "num_stems": 3,
      "bridges": [
        {
          "index": 1,
          "num_nts": 2,
          "nts_short": "AA",
          "nts_long": "///B/139,///B/140"
        },
        {
          "index": 2,
          "num_nts": 2,
          "nts_short": "GG",
          "nts_long": "///B/163,///B/164"
        },
        {
          "index": 3,
          "num_nts": 4,
          "nts_short": "GUAU",
          "nts_long": "///B/176,///B/177,///B/178,///B/179"
        }
      ]
    }
  ],
  "num_ssSegments": 4,
  "ssSegments": [
    {
      "index": 1,
      "num_nts": 2,
      "nts_short": "AA",
      "nts_long": "///A/218,///A/219"
    },
    {
      "index": 2,
      "num_nts": 5,
      "nts_short": "AGUUC",
      "nts_long": "///A/256,///A/257,///A/258,///A/259,///A/260"
    },
    {
      "index": 3,
      "num_nts": 2,
      "nts_short": "AA",
      "nts_long": "///B/218,///B/219"
    },
    {
      "index": 4,
      "num_nts": 5,
      "nts_short": "AGUUC",
      "nts_long": "///B/256,///B/257,///B/258,///B/259,///B/260"
    }
  ],
  "num_Aminors": 12,
  "Aminors": [
    {
      "index": 1,
      "type": "X",
      "desc_short": "A vs A-U (WC)",
      "desc_long": "///A/131 vs ///B/230,///B/244",
      "A_nt1": {
        "desc": "///A/131 vs ///B/230",
        "face_type": "+",
        "hbonds_num": 0,
        "hbonds_desc": ""
      },
      "A_nt2": {
        "desc": "///A/131 vs ///B/244",
        "face_type": "-",
        "hbonds_num": 2,
        "hbonds_desc": "N6(amino)-O2'(hydroxyl)[3.38],N1-O2'(hydroxyl)[3.33]"
      }
    },
    {
      "index": 2,
      "type": "X",
      "desc_short": "A vs C-G (WC)",
      "desc_long": "///A/152 vs ///A/223,///A/250",
      "A_nt1": {
        "desc": "///A/152 vs ///A/223",
        "face_type": "-",
        "hbonds_num": 0,
        "hbonds_desc": ""
      },
      "A_nt2": {
        "desc": "///A/152 vs ///A/250",
        "face_type": "+",
        "hbonds_num": 1,
        "hbonds_desc": "N6(amino)-O2'(hydroxyl)[2.89]"
      }
    },
    {
      "index": 3,
      "type": "I",
      "desc_short": "A vs C-G (WC)",
      "desc_long": "///A/153 vs ///A/223,///A/250",
      "A_nt1": {
        "desc": "///A/153 vs ///A/223",
        "face_type": "-",
        "hbonds_num": 2,
        "hbonds_desc": "O2'(hydroxyl)-O2'(hydroxyl)[2.88],O2'(hydroxyl)-O2(carbonyl)[2.77]"
      },
      "A_nt2": {
        "desc": "///A/153 vs ///A/250",
        "face_type": "+",
        "hbonds_num": 2,
        "hbonds_desc": "N1-O2'(hydroxyl)[3.21],N3-N2(amino)[2.79]"
      }
    },
    {
      "index": 4,
      "type": "II",
      "desc_short": "A vs G-C (WC)",
      "desc_long": "///A/183 vs ///A/110,///A/211",
      "A_nt1": {
        "desc": "///A/183 vs ///A/110",
        "face_type": "-",
        "hbonds_num": 2,
        "hbonds_desc": "O2'(hydroxyl)-O2'(hydroxyl)[2.93],N3-O2'(hydroxyl)[2.65]"
      },
      "A_nt2": {
        "desc": "///A/183 vs ///A/211",
        "face_type": "+",
        "hbonds_num": 0,
        "hbonds_desc": ""
      }
    },
    {
      "index": 5,
      "type": "I",
      "desc_short": "A vs C-G (WC)",
      "desc_long": "///A/184 vs ///A/109,///A/212",
      "A_nt1": {
        "desc": "///A/184 vs ///A/109",
        "face_type": "-",
        "hbonds_num": 2,
        "hbonds_desc": "O2'(hydroxyl)-O2'(hydroxyl)[2.75],O2'(hydroxyl)-O2(carbonyl)[2.79]"
      },
      "A_nt2": {
        "desc": "///A/184 vs ///A/212",
        "face_type": "+",
        "hbonds_num": 2,
        "hbonds_desc": "N1-O2'(hydroxyl)[2.56],N3-N2(amino)[3.05]"
      }
    },
    {
      "index": 6,
      "type": "I",
      "desc_short": "A vs C-G (WC)",
      "desc_long": "///A/186 vs ///A/137,///A/181",
      "A_nt1": {
        "desc": "///A/186 vs ///A/137",
        "face_type": "-",
        "hbonds_num": 2,
        "hbonds_desc": "O2'(hydroxyl)-O2'(hydroxyl)[2.61],O2'(hydroxyl)-O2(carbonyl)[2.72]"
      },
      "A_nt2": {
        "desc": "///A/186 vs ///A/181",
        "face_type": "+",
        "hbonds_num": 2,
        "hbonds_desc": "N1-O2'(hydroxyl)[2.48],N3-N2(amino)[2.92]"
      }
    },
    {
      "index": 7,
      "type": "X",
      "desc_short": "A vs U-G (Wobble)",
      "desc_long": "///B/125 vs ///B/120,///B/201",
      "A_nt1": {
        "desc": "///B/125 vs ///B/120",
        "face_type": "+",
        "hbonds_num": 1,
        "hbonds_desc": "N6(amino)-O2'(hydroxyl)[2.30]"
      },
      "A_nt2": {
        "desc": "///B/125 vs ///B/201",
        "face_type": "-",
        "hbonds_num": 0,
        "hbonds_desc": ""
      }
    },
    {
      "index": 8,
      "type": "X",
      "desc_short": "A vs C-G (WC)",
      "desc_long": "///B/152 vs ///B/223,///B/250",
      "A_nt1": {
        "desc": "///B/152 vs ///B/223",
        "face_type": "-",
        "hbonds_num": 0,
        "hbonds_desc": ""
      },
      "A_nt2": {
        "desc": "///B/152 vs ///B/250",
        "face_type": "+",
        "hbonds_num": 1,
        "hbonds_desc": "N6(amino)-O2'(hydroxyl)[2.91]"
      }
    },
    {
      "index": 9,
      "type": "I",
      "desc_short": "A vs C-G (WC)",
      "desc_long": "///B/153 vs ///B/223,///B/250",
      "A_nt1": {
        "desc": "///B/153 vs ///B/223",
        "face_type": "-",
        "hbonds_num": 2,
        "hbonds_desc": "O2'(hydroxyl)-O2'(hydroxyl)[2.71],O2'(hydroxyl)-O2(carbonyl)[2.90]"
      },
      "A_nt2": {
        "desc": "///B/153 vs ///B/250",
        "face_type": "+",
        "hbonds_num": 2,
        "hbonds_desc": "N1-O2'(hydroxyl)[3.16],N3-N2(amino)[2.78]"
      }
    },
    {
      "index": 10,
      "type": "II",
      "desc_short": "A vs G-C (WC)",
      "desc_long": "///B/183 vs ///B/110,///B/211",
      "A_nt1": {
        "desc": "///B/183 vs ///B/110",
        "face_type": "-",
        "hbonds_num": 2,
        "hbonds_desc": "O2'(hydroxyl)-O2'(hydroxyl)[2.96],N3-O2'(hydroxyl)[2.73]"
      },
      "A_nt2": {
        "desc": "///B/183 vs ///B/211",
        "face_type": "+",
        "hbonds_num": 0,
        "hbonds_desc": ""
      }
    },
    {
      "index": 11,
      "type": "I",
      "desc_short": "A vs C-G (WC)",
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      "A_nt1": {
        "desc": "///B/184 vs ///B/109",
        "face_type": "-",
        "hbonds_num": 2,
        "hbonds_desc": "O2'(hydroxyl)-O2'(hydroxyl)[2.63],O2'(hydroxyl)-O2(carbonyl)[2.88]"
      },
      "A_nt2": {
        "desc": "///B/184 vs ///B/212",
        "face_type": "+",
        "hbonds_num": 2,
        "hbonds_desc": "N1-O2'(hydroxyl)[2.62],N3-N2(amino)[2.94]"
      }
    },
    {
      "index": 12,
      "type": "I",
      "desc_short": "A vs C-G (WC)",
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      "A_nt1": {
        "desc": "///B/186 vs ///B/137",
        "face_type": "-",
        "hbonds_num": 2,
        "hbonds_desc": "O2'(hydroxyl)-O2'(hydroxyl)[2.64],O2'(hydroxyl)-O2(carbonyl)[2.70]"
      },
      "A_nt2": {
        "desc": "///B/186 vs ///B/181",
        "face_type": "+",
        "hbonds_num": 2,
        "hbonds_desc": "N1-O2'(hydroxyl)[2.63],N3-N2(amino)[2.82]"
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      "index": 1,
      "num_nts": 4,
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    },
    {
      "index": 2,
      "num_nts": 4,
      "nts_short": "AACU",
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    },
    {
      "index": 3,
      "num_nts": 4,
      "nts_short": "CGAA",
      "nts_long": "///B/109,///B/110,///B/183,///B/184"
    },
    {
      "index": 4,
      "num_nts": 4,
      "nts_short": "AACU",
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      "num_nts": 3,
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      "num_nts": 2,
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      "num_nts": 3,
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      "num_nts": 3,
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      "    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": "6d8l",
    "num_naChains": 2,
    "naChains": "A=158,B=158",
    "num_atoms": 6795,
    "num_waters": 3,
    "num_metals": 22,
    "metals_desc": "Mg=22",
    "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": 20,
    "auxfiles": [
      {
        "index": 1,
        "name": "dssr-pairs.pdb",
        "desc": "an ensemble of base pairs"
      },
      {
        "index": 2,
        "name": "dssr-multiplets.pdb",
        "desc": "an ensemble of multiplets"
      },
      {
        "index": 3,
        "name": "dssr-stems.pdb",
        "desc": "an ensemble of stems"
      },
      {
        "index": 4,
        "name": "dssr-helices.pdb",
        "desc": "an ensemble of helices (coaxial stacking)"
      },
      {
        "index": 5,
        "name": "dssr-hairpins.pdb",
        "desc": "an ensemble of hairpin loops"
      },
      {
        "index": 6,
        "name": "dssr-bulges.pdb",
        "desc": "an ensemble of bulges"
      },
      {
        "index": 7,
        "name": "dssr-iloops.pdb",
        "desc": "an ensemble of internal loops"
      },
      {
        "index": 8,
        "name": "dssr-junctions.pdb",
        "desc": "an ensemble of junctions (multi-branch)"
      },
      {
        "index": 9,
        "name": "dssr-2ndstrs.bpseq",
        "desc": "secondary structure in bpseq format"
      },
      {
        "index": 10,
        "name": "dssr-2ndstrs.ct",
        "desc": "secondary structure in connectivity table format"
      },
      {
        "index": 11,
        "name": "dssr-2ndstrs.dbn",
        "desc": "secondary structure in dot-bracket notation"
      },
      {
        "index": 12,
        "name": "dssr-torsions.txt",
        "desc": "backbone torsion angles and suite names"
      },
      {
        "index": 13,
        "name": "dssr-splays.pdb",
        "desc": "an ensemble of splayed-apart units"
      },
      {
        "index": 14,
        "name": "dssr-Aminors.pdb",
        "desc": "an ensemble of A minor motifs (types I and II)"
      },
      {
        "index": 15,
        "name": "dssr-stacks.pdb",
        "desc": "an ensemble of base stacks"
      },
      {
        "index": 16,
        "name": "dssr-atom2bases.pdb",
        "desc": "an ensemble of atom-base stacking interactions"
      },
      {
        "index": 17,
        "name": "dssr-rotmat.txt",
        "desc": "position vector and rotation matrix"
      },
      {
        "index": 18,
        "name": "dssr-viewV.pdb",
        "desc": "vertical view of the principal moment of inertia"
      },
      {
        "index": 19,
        "name": "dssr-viewH.pdb",
        "desc": "horizontal view of the principal moment of inertia"
      },
      {
        "index": 20,
        "name": "dssr-viewT.pdb",
        "desc": "top view of the principal moment of inertia"
      }
    ],
    "time_used": "999"
  }
}
