A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 23-Nov-2022 number of released structures: 12471
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NDB ID: 1IKD  PDB ID: 1IKD 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
15AA_C5U6:A13G14_AA-0.208-0.6572.8443.16612.18126.351-3.4980.9832.28424.988-6.49529.154
17AA_C7U8:G11G12_AA-0.855-0.5213.96818.5415.46386.471-0.7541.0673.65811.105-13.31589.133
11AA_G1G2:C17C18_AA0.12-0.7323.098-2.5411.16731.627-2.932-0.5872.67619.6994.4833.587
12AA_G2G3:U16C17_AA0.55-1.2672.301-17.6232.70421.05-3.078-3.8631.2956.16640.18327.52
13AA_G3G4:C15U16_AA-0.937-1.0564.4733.13332.90144.229-3.7041.2633.01138.07-3.62654.712
14AA_G4C5:G14C15_AA-0.041-0.6562.481-0.5465.5231.114-1.9630.0012.33310.1891.00831.592
16AA_U6C7:G12A13_AA-0.074-0.8493.1391.92410.58933.114-2.9110.3952.73817.996-3.2734.773

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.