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: PR0180  PDB ID: 2B3J 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
14EE_A31C32:A38U39_EE-0.391-1.1783.3962.2936.01347.785-1.9190.663.2137.384-2.81648.191
13EE_G30A31:U39C40_EE-0.59-1.7073.3980.1244.09635.912-3.3350.9693.1886.617-0.236.138
11EE_U28U29:A41A42_EE0.135-1.2333.0091.5321.62531.898-2.5050.0072.9472.953-2.78431.974
12EE_U29G30:C40A41_EE1.353-1.5363.2022.71116.04736.087-3.981-1.7152.42324.433-4.12739.476
18FF_A31C32:A38U39_FF-0.397-1.1233.1861.1714.45746.624-1.7670.5923.0625.614-1.47646.839
17FF_G30A31:U39C40_FF-0.544-1.4483.3340.1873.43337.296-2.7050.8713.195.354-0.29237.449
15FF_U28U29:A41A42_FF1.235-0.6323.671-5.18410.99242.462-1.958-2.1713.25314.8176.98744.09
16FF_U29G30:C40A41_FF0.15-1.3982.9892.8713.56829.768-4.4140.1442.16824.787-5.24332.773
112HH_A31C32:A38U39_HH-0.146-1.0893.3281.3485.55451.197-1.6330.263.1976.404-1.55451.494
111HH_G30A31:U39C40_HH-0.67-1.6813.178-0.8514.88132.663-3.7311.0442.9198.6171.50233.027
19HH_U28U29:A41A42_HH0.525-0.9573.201-2.9717.77534.263-2.669-1.2842.86812.9614.95235.23
110HH_U29G30:C40A41_HH0.664-1.4933.3190.95713.09133.34-4.2-0.9522.58721.796-1.59335.762

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.