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: AH0016  PDB ID: 1ID9 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
12AA_C2U3:G6G7_BB0.246-1.3773.3020.6835.99840.677-2.599-0.2783.0818.571-0.97641.104
15AA_C5G6:U3U4_BB3.107-1.7073.443-0.4629.82124.606-6.194-6.9022.52721.9571.03326.47
11AA_G1C2:G7C8_BB-0.718-1.4283.192-3.0748.31731.631-3.8590.7792.79214.8955.50532.819
16AA_G6G7:C2U3_BB0.309-1.7343.54-2.7164.83240.546-3.036-0.7543.2946.9333.89740.907
17AA_G7C8:G1C2_BB0.084-2.0063.354-0.3150.79133.937-3.565-0.1953.3071.3540.5433.947
13AA_U3U4:C5G6_BB-3.992-1.9383.174-1.3776.7220.348-7.69610.212.66418.3613.76221.462
14AA_U4C5:U4C5_BB-0.153-1.9413.404-2.2218.36437.753-3.937-0.0372.92812.7223.37838.697

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.