A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 17-Aug-2022 number of released structures: 12237
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NDB ID: 1NC0  PDB ID: 1NC0 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
15AA_C5C6:G19G20_AA1.612-0.5914.4822.234-24.05332.8563.067-1.964.082-36.953-3.43340.582
16AA_C6C7:G17G19_AA1.408-1.1585.295-10.608-7.18441.358-0.446-3.5754.932-9.8914.60343.214
17AA_C7C8:G16G17_AA1.1-1.0423.9230.097-12.93339.0970.275-1.5544.057-18.712-0.14141.101
11AA_G1G2:C23C24_AA-1.386-0.5543.336-2.3698.60344.696-1.4851.5793.24711.1813.07945.533
12AA_G2U3:A22C23_AA0.477-0.6173.8690.691.22935.218-1.235-0.6673.8552.031-1.1435.245
13AA_U3U4:A21A22_AA-0.621-0.7283.8920.5893.83523.756-3.1881.7093.7139.238-1.41724.067
14AA_U4C5:G20A21_AA0.317-0.9313.539-0.25311.9531.211-3.67-0.5962.98821.2590.4533.368

The above values were obtained using first alternate conformation only and calculated by 3DNA program.
Xiang-Jun Lu & Wilma K. Olson (2003). '3DNA: a software package for the analysis, rebuilding and visualization of three-dimensional nucleic acid structures', Nucleic Acids Res.31(17), 5108-21.
Xiang-Jun Lu & Wilma K. Olson (2008). '3DNA: a versatile, integrated software system for the analysis, rebuilding and visualization of three-dimensional nucleic-acid structures', Nat Protoc.3(7), 1213-27.