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    {
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        "x_axis": [
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    },
    {
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    {
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  "splayUnits": [
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      "index": 1,
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    {
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      "num_nts": 2,
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    "all_chains": {
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      "num_chars": 29,
      "bseq": "GGGAGGTTTGGGAT&GGGAGGTTTGGGAT",
      "sstr": "..............&..............",
      "form": ".........ZA..-&.........ZA..-"
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    "m1_chain_A": {
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      "num_chars": 14,
      "bseq": "GGGAGGTTTGGGAT",
      "sstr": "..............",
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    "m1_chain_B": {
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      "bseq": "GGGAGGTTTGGGAT",
      "sstr": "..............",
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      "helical_rise_std": 2.852,
      "helical_axis": [
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      "point2": [
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      "num_chars": 40,
      "suite": "G!!G!!G!!A!!G!!G!!T!!T!!T!!G!!G!!G!!A1eT"
    },
    "m1_chain_B": {
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      "bseq": "GGGAGGTTTGGGAT",
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      "point2": [
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      "suite": "G!!G!!G!!A!!G!!G!!T!!T!!T!!G!!G!!G!!A1eT"
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      "index_chain": 1,
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      "nt_type": "DNA",
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      "summary": "anti,~C2'-endo,BI,non-canonical,non-pair-contact,helix,multiplet,ss-non-loop,G-tetrad",
      "alpha": null,
      "beta": null,
      "gamma": -54.264,
      "delta": 101.100,
      "epsilon": 170.597,
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      "bb_type": "BI",
      "chi": 97.755,
      "glyco_bond": "anti",
      "C5prime_xyz": [
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      "form": ".",
      "ssZp": -2.537,
      "Dp": 2.557,
      "splay_angle": 28.363,
      "splay_distance": 4.795,
      "splay_ratio": 0.248,
      "d22": null,
      "d64": null,
      "eta": null,
      "theta": null,
      "eta_prime": null,
      "theta_prime": null,
      "eta_base": null,
      "theta_base": null,
      "v0": -56.682,
      "v1": 45.606,
      "v2": -18.540,
      "v3": -13.838,
      "v4": 44.083,
      "amplitude": 55.258,
      "phase_angle": 109.604,
      "puckering": "C1'-exo",
      "sugar_class": "~C2'-endo",
      "bin": "inc",
      "cluster": "__",
      "suiteness": 0.000,
      "filter_rmsd": 0.024,
      "frame": {
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        "x_axis": [
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        "y_axis": [
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      "index_chain": 2,
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        "///A/3"
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      "index": 11,
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      "donAcc_type": "standard",
      "distance": 3.299,
      "atom1_id": "///A/3/N7",
      "atom2_id": "///A/12/N1",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 12,
      "atom1_serNum": 78,
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      "donAcc_type": "standard",
      "distance": 2.815,
      "atom1_id": "///A/3/N7",
      "atom2_id": "///A/12/N2",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 13,
      "atom1_serNum": 81,
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      "donAcc_type": "standard",
      "distance": 2.988,
      "atom1_id": "///A/3/O6",
      "atom2_id": "///A/12/N1",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 14,
      "atom1_serNum": 82,
      "atom2_serNum": 179,
      "donAcc_type": "standard",
      "distance": 2.775,
      "atom1_id": "///A/3/N1",
      "atom2_id": "///A/6/O6",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
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      "donAcc_type": "standard",
      "distance": 2.859,
      "atom1_id": "///A/3/N2",
      "atom2_id": "///A/6/N7",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 16,
      "atom1_serNum": 136,
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      "donAcc_type": "questionable",
      "distance": 3.203,
      "atom1_id": "///A/5/O4'",
      "atom2_id": "///B/5/O4'",
      "atom_pair": "O:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 17,
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      "donAcc_type": "standard",
      "distance": 3.135,
      "atom1_id": "///A/5/N1",
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      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 18,
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      "donAcc_type": "standard",
      "distance": 3.048,
      "atom1_id": "///A/5/N2",
      "atom2_id": "///A/6/O4'",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
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      "donAcc_type": "standard",
      "distance": 2.781,
      "atom1_id": "///A/5/N2",
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      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 20,
      "atom1_serNum": 180,
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      "donAcc_type": "standard",
      "distance": 2.907,
      "atom1_id": "///A/6/N1",
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      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 21,
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      "donAcc_type": "standard",
      "distance": 2.877,
      "atom1_id": "///A/6/N2",
      "atom2_id": "///A/10/N7",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 22,
      "atom1_serNum": 241,
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      "donAcc_type": "standard",
      "distance": 2.438,
      "atom1_id": "///A/8/O2",
      "atom2_id": "///A/13/N6",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 23,
      "atom1_serNum": 242,
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      "donAcc_type": "standard",
      "distance": 2.666,
      "atom1_id": "///A/8/N3",
      "atom2_id": "///A/13/N1",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 24,
      "atom1_serNum": 308,
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      "donAcc_type": "standard",
      "distance": 3.257,
      "atom1_id": "///A/10/O6",
      "atom2_id": "///A/13/N6",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 25,
      "atom1_serNum": 309,
      "atom2_serNum": 374,
      "donAcc_type": "standard",
      "distance": 3.103,
      "atom1_id": "///A/10/N1",
      "atom2_id": "///A/12/O6",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 26,
      "atom1_serNum": 311,
      "atom2_serNum": 371,
      "donAcc_type": "standard",
      "distance": 3.065,
      "atom1_id": "///A/10/N2",
      "atom2_id": "///A/12/N7",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 27,
      "atom1_serNum": 338,
      "atom2_serNum": 473,
      "donAcc_type": "standard",
      "distance": 3.085,
      "atom1_id": "///A/11/N7",
      "atom2_id": "///B/1/N2",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 28,
      "atom1_serNum": 341,
      "atom2_serNum": 471,
      "donAcc_type": "standard",
      "distance": 3.080,
      "atom1_id": "///A/11/O6",
      "atom2_id": "///B/1/N1",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 29,
      "atom1_serNum": 501,
      "atom2_serNum": 800,
      "donAcc_type": "standard",
      "distance": 2.852,
      "atom1_id": "///B/2/N7",
      "atom2_id": "///B/11/N2",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 30,
      "atom1_serNum": 504,
      "atom2_serNum": 798,
      "donAcc_type": "standard",
      "distance": 2.921,
      "atom1_id": "///B/2/O6",
      "atom2_id": "///B/11/N1",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 31,
      "atom1_serNum": 505,
      "atom2_serNum": 602,
      "donAcc_type": "standard",
      "distance": 2.790,
      "atom1_id": "///B/2/N1",
      "atom2_id": "///B/5/O6",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 32,
      "atom1_serNum": 507,
      "atom2_serNum": 567,
      "donAcc_type": "standard",
      "distance": 2.780,
      "atom1_id": "///B/2/N2",
      "atom2_id": "///B/4/N7",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 33,
      "atom1_serNum": 507,
      "atom2_serNum": 599,
      "donAcc_type": "standard",
      "distance": 3.114,
      "atom1_id": "///B/2/N2",
      "atom2_id": "///B/5/N7",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 34,
      "atom1_serNum": 508,
      "atom2_serNum": 570,
      "donAcc_type": "standard",
      "distance": 3.242,
      "atom1_id": "///B/2/N3",
      "atom2_id": "///B/4/N6",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 35,
      "atom1_serNum": 534,
      "atom2_serNum": 831,
      "donAcc_type": "standard",
      "distance": 3.299,
      "atom1_id": "///B/3/N7",
      "atom2_id": "///B/12/N1",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 36,
      "atom1_serNum": 534,
      "atom2_serNum": 833,
      "donAcc_type": "standard",
      "distance": 2.816,
      "atom1_id": "///B/3/N7",
      "atom2_id": "///B/12/N2",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 37,
      "atom1_serNum": 537,
      "atom2_serNum": 831,
      "donAcc_type": "standard",
      "distance": 2.988,
      "atom1_id": "///B/3/O6",
      "atom2_id": "///B/12/N1",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 38,
      "atom1_serNum": 538,
      "atom2_serNum": 635,
      "donAcc_type": "standard",
      "distance": 2.773,
      "atom1_id": "///B/3/N1",
      "atom2_id": "///B/6/O6",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 39,
      "atom1_serNum": 540,
      "atom2_serNum": 632,
      "donAcc_type": "standard",
      "distance": 2.858,
      "atom1_id": "///B/3/N2",
      "atom2_id": "///B/6/N7",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 40,
      "atom1_serNum": 605,
      "atom2_serNum": 625,
      "donAcc_type": "standard",
      "distance": 3.047,
      "atom1_id": "///B/5/N2",
      "atom2_id": "///B/6/O4'",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 41,
      "atom1_serNum": 636,
      "atom2_serNum": 764,
      "donAcc_type": "standard",
      "distance": 2.907,
      "atom1_id": "///B/6/N1",
      "atom2_id": "///B/10/O6",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 42,
      "atom1_serNum": 638,
      "atom2_serNum": 761,
      "donAcc_type": "standard",
      "distance": 2.879,
      "atom1_id": "///B/6/N2",
      "atom2_id": "///B/10/N7",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 43,
      "atom1_serNum": 697,
      "atom2_serNum": 863,
      "donAcc_type": "standard",
      "distance": 2.438,
      "atom1_id": "///B/8/O2",
      "atom2_id": "///B/13/N6",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 44,
      "atom1_serNum": 698,
      "atom2_serNum": 864,
      "donAcc_type": "standard",
      "distance": 2.666,
      "atom1_id": "///B/8/N3",
      "atom2_id": "///B/13/N1",
      "atom_pair": "N:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 45,
      "atom1_serNum": 764,
      "atom2_serNum": 863,
      "donAcc_type": "standard",
      "distance": 3.258,
      "atom1_id": "///B/10/O6",
      "atom2_id": "///B/13/N6",
      "atom_pair": "O:N",
      "residue_pair": "nt:nt"
    },
    {
      "index": 46,
      "atom1_serNum": 765,
      "atom2_serNum": 830,
      "donAcc_type": "standard",
      "distance": 3.104,
      "atom1_id": "///B/10/N1",
      "atom2_id": "///B/12/O6",
      "atom_pair": "N:O",
      "residue_pair": "nt:nt"
    },
    {
      "index": 47,
      "atom1_serNum": 767,
      "atom2_serNum": 827,
      "donAcc_type": "standard",
      "distance": 3.066,
      "atom1_id": "///B/10/N2",
      "atom2_id": "///B/12/N7",
      "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": "1jjp",
    "num_naChains": 2,
    "naChains": "A=14,B=14",
    "num_atoms": 910,
    "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": 14,
    "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-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-splays.pdb",
        "desc": "an ensemble of splayed-apart units"
      },
      {
        "index": 9,
        "name": "dssr-stacks.pdb",
        "desc": "an ensemble of base stacks"
      },
      {
        "index": 10,
        "name": "dssr-atom2bases.pdb",
        "desc": "an ensemble of atom-base stacking interactions"
      },
      {
        "index": 11,
        "name": "dssr-rotmat.txt",
        "desc": "position vector and rotation matrix"
      },
      {
        "index": 12,
        "name": "dssr-viewV.pdb",
        "desc": "vertical view of the principal moment of inertia"
      },
      {
        "index": 13,
        "name": "dssr-viewH.pdb",
        "desc": "horizontal view of the principal moment of inertia"
      },
      {
        "index": 14,
        "name": "dssr-viewT.pdb",
        "desc": "top view of the principal moment of inertia"
      }
    ],
    "time_used": "999"
  }
}
