A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 11-May-2022 number of released structures: 12077
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NDB ID: 2LA9  PDB ID: 2LA9 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
15AA_A5C6:A12PSU13_AA0.804-0.6313.235-0.2068.74341.7-1.727-1.1283.04512.1220.28642.567
16AA_C6U7:A11A12_AA2.2030.3933.69217.0844.82549.1240.046-1.0884.215.596-19.81652.045
11AA_G1G2:C16C17_AA-1.349-0.0813.9027.80320.16317.524-5.6294.9252.04347.953-18.55827.764
12AA_G2G3:C15C16_AA-0.156-0.083.371.59611.10939.292-1.3740.4053.22316.125-2.31740.802
13AA_G3G4:C14C15_AA0.582-0.0773.1312.73324.47837.794-2.254-0.5222.65133.773-3.77144.864
14AA_G4A5:PSU13C14_AA0.267-0.623.973-0.09510.81537.51-2.487-0.4143.66216.4050.14438.984

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.