A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 22-Jun-2022 number of released structures: 12128
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NDB ID: NA2192  PDB ID: 4B3Q 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
11DD_DA3DT4:A25U26_RR-0.585-1.0472.8290.3223.97326.016-3.1951.3582.6368.759-0.71126.314
17DD_DA9DT10:A19U20_RR-0.265-1.4413.1542.2420.91234.419-2.5650.7793.0941.539-3.78334.502
19DD_DA11DG12:C17U18_RR0.893-1.2843.208-1.7594.36132.691-2.96-1.8552.9667.6973.10533.019
113DD_DA15DT16:A13U14_RR0.102-1.423.05-5.705-3.55534.669-1.842-0.9733.12-5.8989.46435.295
14DD_DC6DC7:G22G23_RR-0.309-1.9693.422-0.61210.85326.595-6.2560.4942.45122.4381.26428.694
15DD_DC7DT8:A21G22_RR-0.062-1.4373.0963.3317.9126.142-4.7390.8522.53416.916-7.12327.492
120DD_DC22DC23:G6G7_RR0.245-1.1423.5091.8814.97629.919-3.226-0.0723.2899.543-3.60830.378
13DD_DG5DC6:G23C24_RR0.504-1.3413.305-0.3391.77532.097-2.738-0.9713.2223.2070.61232.146
110DD_DG12DT13:A16C17_RR-0.115-1.5663.215-0.589-1.40334.03-2.4510.1043.276-2.3951.00534.063
116DD_DG18DT19:A10C11_RR-0.642-1.2592.993-1.0714.10730.992-3.031.012.8267.6421.99231.275
118DD_DG20DG21:C8C9_RR0.527-1.9143.5013.88716.5229.915-5.681-0.322.22229.232-6.87734.298
119DD_DG21DC22:G7C8_RR0.085-1.6583.1260.7322.40633.437-3.245-0.0353.0044.175-1.2733.528
12DD_DT4DG5:C24A25_RR-0.394-0.8973.392-2.7929.63136.463-2.6390.2453.08615.0464.36137.772
16DD_DT8DA9:U20A21_RR0.061-1.1753.515-2.82717.17533.664-4.022-0.4582.62127.4934.52537.782
18DD_DT10DA11:U18A19_RR0.979-1.643.645.0721.29835.944-4.54-0.8352.4531.21-7.4341.898
111DD_DT13DT14:A15A16_RR-0.024-1.6383.5530.0930.50532.387-3.0330.063.5280.905-0.16632.391
112DD_DT14DA15:U14A15_RR0.11-1.1133.492-2.50110.39735.194-3.215-0.5223.03816.7244.02336.734
114DD_DT16DT17:A12A13_RR0.576-0.8093.3793.3012.9434.252-1.832-0.4443.344.966-5.57534.528
115DD_DT17DG18:C11A12_RR0.057-1.3233.633-4.08311.89531.206-4.316-0.7942.91821.0717.23333.587
117DD_DT19DG20:C9A10_RR0.413-1.3323.397-0.62820.12731.513-4.569-0.7232.17933.1641.03437.259

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.