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: PR0220  PDB ID: 2DU4 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
12CC_A904G905:C967U968_CC-2.233-1.3873.324-4.760.55622.421-3.7033.7923.6771.4112.06622.921
120CC_A912G913:G909U922_CC0.985-2.642.8755.33810.77121.888-1.591-0.5212.7586.153-3.05122.237
122CC_A914G915:A946U908_CC-1.955-2.3292.58815.845-16.45796.552-1.321.4982.605-10.912-10.50698.56
112CC_A937U938:A930C931_CC0.416-0.6152.952-3.8314.80945.664-1.153-0.8242.8356.1644.9146.054
11CC_C903A904:U968G969_CC2.335-0.783.7725.43925.0538.888-3.435-2.4393.05233.567-7.28946.302
119CC_C911A912:U922G923_CC0.919-1.4493.915-1.92228.54425.312-5.905-1.6581.51849.2163.31438.023
114CC_C939C940:G928G929_CC-0.754-1.5863.888-3.4513.0631.856-4.920.6763.08422.5695.96234.533
115CC_C940G941:C927G928_CC0.657-1.9283.8213.00416.44731.033-5.749-0.622.5628.312-5.1735.153
117CC_C942G910:C924G925_CC-4.726-2.5571.97423.819-11.80776.19-1.843.9751.022-9.306-18.77380.025
16CC_C948C949:G963G964_CC-0.105-1.9712.8033.3916.73636.511-3.8030.5262.39610.612-5.34337.256
17CC_C949C950:G962G963_CC-0.396-1.4163.02.2146.31828.289-4.0251.212.59112.703-4.45129.055
18CC_C950G951:C961G962_CC0.656-1.5513.333-1.74113.51729.788-4.9-1.4412.38324.733.18632.694
13CC_G905G906:C966C967_CC2.176-2.2741.853-10.18412.11323.128-5.496-5.168-0.21626.58822.35427.963
14CC_G906G907:C965C966_CC-1.148-1.9173.73-2.466.98848.058-2.9261.1853.4878.5213.048.593
15CC_G907C948:G964C965_CC-0.814-1.4382.9488.131-3.43937.878-1.7862.1112.835-5.212-12.32338.856
118CC_G910C911:G923C924_CC-0.071-1.3593.3646.447-4.11637.609-1.5290.9543.43-6.304-9.87538.352
121CC_G913A914:U908G909_CC0.763.8573.163-7.753-19.632-24.329-1.981-0.5974.91438.582-15.237-32.105
123CC_G915U920:A958A946_CC6.230.016-4.128-10.713-154.061105.145-1.28-3.054-3.576-79.5945.535164.543
116CC_G941C942:G925C927_CC0.595-3.3525.589-20.7384.54449.468-4.19-2.8094.7085.16523.56953.567
19CC_G951G952:C960C961_CC0.517-2.0993.641.5416.64332.228-4.898-0.6353.17611.803-2.73732.923
110CC_G952U953:A957C960_CC-1.612-2.0273.14-0.367-1.39893.631-1.3651.0993.168-0.9580.25193.64
113CC_U938C939:G929A930_CC0.715-0.8513.034.8611.31134.367-1.614-0.5013.0652.204-8.17234.722
111CC_U953U954:G917A957_CC1.353-1.0853.26212.810.42541.883-1.5-0.523.50.578-17.43643.716

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.