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: PR0274  PDB ID: 2PXB 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
114BB_A148G149:G162C163_BB5.121-1.1622.991-2.3735.72327.922-3.413-10.812.27811.6794.84228.588
15BB_C134U135:A173G174_BB0.198-1.5093.0340.37710.13432.546-3.968-0.2872.46917.558-0.65334.049
113BB_C147A148:C163A164_BB-4.872-0.2932.6980.22410.8537.741-10.0121.1751.24954.599-1.12913.326
118BB_C152C153:G158G159_BB-0.424-1.9863.532-3.0517.26531.293-4.8920.2113.03313.2075.54632.245
119BB_C153G154:A157G158_BB-2.439-1.0772.96-1.1268.16647.4-1.8922.9152.80210.0691.38848.071
11BB_G130G131:C177C178_BB-0.266-1.9063.042-1.9298.31635.438-4.0520.1942.55513.4233.11436.42
12BB_G131U132:G176C177_BB0.221-0.9073.3182.996.18545.831-1.678-0.0283.1857.89-3.81446.316
14BB_G133C134:G174U175_BB0.388-1.4193.078-2.1229.00432.707-3.701-0.9632.57815.6043.67833.955
17BB_G136U137:G171C172_BB0.709-1.3363.220.5717.20945.237-2.316-0.8642.9929.302-0.73745.781
110BB_G144G145:C166C167_BB-0.276-1.6223.2430.8686.81936.574-3.4030.5422.89710.749-1.36937.192
111BB_G145U146:G165C166_BB-0.231-0.9663.1383.6493.73741.594-1.7190.6823.0145.238-5.11441.906
115BB_G149G150:A161G162_BB-0.447-1.6823.274-0.6594.24454.276-2.0920.4493.1494.6440.72154.433
116BB_G150U151:A160A161_BB0.548-2.2593.34-5.2281.60823.713-5.856-2.9122.9943.84812.51124.327
13BB_U132G133:U175G176_BB-0.085-2.2013.0724.85314.12620.342-8.0841.2391.2534.602-11.88825.19
16BB_U135G136:C172A173_BB-0.492-1.7953.0141.4038.77526.145-5.5421.3172.27418.722-2.99427.588
18BB_U137U138:G170G171_BB-0.23-1.6753.3377.3846.45933.896-3.6961.4412.86810.802-12.34735.247
19BB_U138U139:A169G170_BB-0.32-1.7682.8584.3929.25922.165-6.3861.8021.88122.594-10.71924.392
112BB_U146C147:A164G165_BB-0.118-1.7683.3550.2976.56747.477-2.6930.1693.0988.111-0.36747.904
117BB_U151C152:G159A160_BB0.254-2.1553.305-1.6472.87437.358-3.722-0.6073.1234.4762.56537.499

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.