A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 11-May-2022 number of released structures: 12077
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NDB ID: 2KUR  PDB ID: 2KUR 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
17AA_A7U8:A41U42_AA0.905-0.3853.7320.919-5.73632.8110.431-1.4023.766-10.056-1.61133.307
112AA_A12U13:A34U36_AA2.878-1.8483.175-2.07410.44138.355-3.783-4.4442.45615.533.08539.752
115AA_A15U16:A31U32_AA-0.07-1.2443.35-0.026-0.30432.807-2.1480.1193.361-0.5380.04532.809
118AA_A18A19:U28U29_AA-0.276-1.0453.2191.34210.05537.794-2.7050.5652.84815.19-2.02839.084
119AA_A19A20:C27U28_AA1.524-0.0873.8849.4446.9823.698-2.559-0.134.00515.813-21.39526.411
120AA_A20U21:U26C27_AA1.4061.3762.351-11.8716.02446.4090.768-2.2852.28119.32214.31250.294
13AA_C3U4:A45G46_AA1.607-0.4163.6651.3943.0837.166-1.108-2.3053.6764.821-2.18237.314
11AA_G1G2:C47C48_AA0.321-1.1883.207-0.1284.53543.446-2.015-0.4433.0736.1060.17243.67
12AA_G2C3:G46C47_AA-0.824-0.983.082-2.8138.49135.584-2.6270.9562.83713.6294.51536.656
16AA_G6A7:U42U43_AA-1.9620.0113.026-2.4773.63741.098-0.3522.5293.1245.1633.51641.322
110AA_G10U11:A37C38_AA-0.164-1.3573.7361.316-3.7634.665-1.6010.5063.849-6.284-2.19934.887
14AA_U4U5:A44A45_AA-0.687-1.5983.417-0.4451.86632.552-3.1811.1433.3323.3250.79332.607
15AA_U5G6:U43A44_AA2.859-1.8183.8057.56921.90418.975-8.373-3.8721.83148.396-16.72429.87
18AA_U8U9:A40A41_AA0.217-0.1383.502-1.39521.72334.404-2.793-0.4792.91132.9622.11740.535
19AA_U9G10:C38A40_AA-0.015-1.2215.875-22.82311.53743.575-2.916-2.9054.8814.18528.06250.208
111AA_U11A12:U36A37_AA0.42-0.6263.4294.0062.37748.925-0.941-0.193.422.863-4.82549.133
113AA_U13U14:A33A34_AA-0.311-0.5043.657-1.47911.19738.494-2.1460.2683.39516.5532.18740.057
114AA_U14A15:U32A33_AA0.479-0.8693.5652.1081.38532.874-1.787-0.4543.5492.442-3.71932.968
116AA_U16U17:A30A31_AA0.376-0.8833.587-1.8629.70341.411-2.264-0.723.28913.4912.58942.523
117AA_U17A18:U29A30_AA-0.838-1.6933.3060.1416.49527.831-4.8371.732.84113.275-0.28728.565

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.