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: 1I3Y  PDB ID: 1I3Y 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
13AA_C3U4:A16G17_AA0.234-1.6942.774.5810.12129.497-4.5790.2272.119.048-8.6231.477
17AA_C7OMU8:C12G13_AA-0.582-1.1974.0440.475-6.21533.907-0.7961.0764.183-10.546-0.80634.459
11AA_G1G2:C18C19_AA-0.261-1.3362.997-3.4655.2337.49-2.6470.0062.8048.0685.34537.993
12AA_G2C3:G17C18_AA0.051-1.0322.8980.295.93845.601-1.765-0.0432.757.623-0.37345.966
15AA_G5G6:C14C15_AA0.361-1.6043.018-4.559-8.18832.21-1.467-1.3593.238-14.3828.00733.511
16AA_G6C7:G13C14_AA-0.531-1.5753.0662.291-1.82439.428-2.1271.0393.098-2.699-3.39139.533
14AA_U4G5:C15A16_AA-0.126-1.9783.432-1.2566.47926.356-5.81-0.0412.87513.9342.70127.156

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.