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: UR0057  PDB ID: 1YXP 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
13AA_5BU3G4:C20A21_AA-0.607-1.8273.303-1.69810.67132.551-4.6640.7832.61918.4152.93134.252
11AA_C1U2:A22G23_AA-0.334-1.8973.313-3.6888.24234.803-4.20.0382.82413.56.04135.92
15AA_C5U6:A18G19_AA0.58-1.313.4490.3178.34928.51-4.314-1.0662.9616.509-0.62729.684
14AA_G4C5:G19C20_AA0.095-0.8823.2060.7623.5232.751-2.134-0.0433.0986.219-1.34632.943
17AB_G7G10:C15C17_AA-2.143-2.3196.63-6.42211.64186.29-2.1951.2736.4588.4694.67287.109
12AA_U25BU3:A21A22_AA-0.214-1.6423.193-1.8346.1932.134-3.9060.0852.84311.0433.27232.76
16AA_U6G7:C17A18_AA-0.342-1.3622.9912.59718.0131.871-4.180.8351.9429.945-4.31836.582
112BB_A14C15:G10U11_AA0.601-1.5053.142-0.0072.07433.599-2.919-1.0393.0463.5830.01233.661
115BB_A18G19:C5U6_BB-0.529-1.3313.333-1.9247.53935.732-3.1450.5833.02312.113.09136.542
118BB_A21A22:U25BU3_BB0.425-1.5893.266-0.4826.68329.028-4.412-0.9212.8313.1130.94629.775
119BB_A22G23:C1U2_BB0.41-1.8073.2723.4014.23332.441-3.897-0.1593.0447.51-6.03532.88
111BB_C13A14:U11G12_AA0.435-1.5373.209-1.5688.37629.905-4.341-1.0882.66515.8312.96431.068
113BB_C15C17:G7G10_BA2.06-2.896.4477.77114.89386.005-2.721-1.1646.12110.83-5.65187.315
114BB_C17A18:U6G7_BB0.536-1.4772.995-2.83113.32626.613-5.106-1.5161.9826.8315.69929.841
117BB_C20A21:5BU3G4_BB-0.279-1.5553.6292.32217.6736.699-4.2170.6612.6226.249-3.44940.663
18BB_G10U11:A14C15_AA-0.863-1.5133.249-3.1738.40933.137-3.820.9892.85914.4175.44134.302
110BB_G12C13:G12C13_AA0.05-0.9483.1873.2618.63534.22-2.7550.372.86414.354-5.42135.407
116BB_G19C20:G4C5_BB0.366-1.0722.942.8871.96430.81-2.344-0.1892.8893.681-5.41131.002
19BB_U11G12:C13A14_AA-0.187-1.9632.842-1.5384.73826.59-5.1820.0812.46810.1873.30627.044

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.