A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 18-May-2022 number of released structures: 12082
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NDB ID: 1I4B  PDB ID: 1I4B 


Base Pair Morphology Parameters

CSV Format

Model NumberPair NumberPair NameShearStretchStaggerBucklePropellorOpening
15A_C5:G9_A0.359-0.427-0.721-8.165-5.9414.442
11A_G1:C13_A-0.209-0.238-0.619-20.151-6.45-4.573
12A_G2:C12_A-0.124-0.246-0.274-10.183-26.185-3.532
14A_G4:C10_A-0.164-0.286-0.373-3.058-26.0680.036
13A_U3:A11_A-0.305-0.238-0.7899.243-26.895-1.804

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.