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: 2KUV  PDB ID: 2KUV 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
17AA_A7U8:A41U42_AA0.233-0.9763.416-0.6389.38335.165-2.882-0.4633.05915.1981.03336.362
112AA_A12U13:A34U36_AA-0.194-1.8793.3583.22-10.12146.383-1.4470.5223.648-12.655-4.02647.518
118AA_A18A19:U28U29_AA0.382-1.2423.517-3.172-10.96829.2060.059-1.3913.673-20.7766.00931.313
119AA_A19A20:C27U28_AA0.513-0.0793.94310.41417.91439.853-2.1170.4963.61624.389-14.17744.723
120AA_A20U21:U26C27_AA1.51.072.418-4.46112.97541.6830.486-2.3372.46417.6686.07443.788
13AA_C3U4:A45G46_AA1.098-0.7713.3252.86812.83137.48-2.629-1.2862.98619.257-4.30439.641
15AA_C5G6:C43G44_AA-0.245-0.1913.534-1.2727.98737.223-1.3850.2023.42912.3341.96538.061
11AA_G1G2:C47C48_AA0.624-1.033.2-2.98912.96334.627-3.223-1.3522.60120.854.80837.021
12AA_G2C3:G46C47_AA-0.321-0.8334.102-2.784-20.31835.1521.8310.0474.002-30.6384.19940.533
16AA_G6A7:U42C43_AA1.881-0.6154.683-1.305-18.2828.9343.253-3.514.237-32.7652.3434.145
110AA_G10U11:A37C38_AA0.912-1.2223.237-2.452-6.72431.986-0.987-2.0463.34-12.0164.38232.757
14AA_U4C5:G44A45_AA-0.409-0.9023.469-2.0720.10129.949-4.2970.372.43134.4093.54335.999
18AA_U8U9:A40A41_AA-0.35-0.5913.3280.84717.98231.884-3.3750.6732.62829.94-1.4136.5
19AA_U9G10:C38A40_AA-0.145-1.5966.511-20.058.09445.546-3.037-2.6895.7569.8324.3550.17
111AA_U11A12:U36A37_AA2.174-0.8643.48-0.6577.4726.636-3.66-4.7113.07415.8191.39127.653
113AA_U13U14:A33A34_AA0.445-1.2153.86-0.3642.50434.167-2.522-0.8223.764.2540.61834.258
114AA_U14U15:A32A33_AA-0.521-1.0493.672-0.7593.30527.984-3.0090.8733.546.8031.56128.184
115AA_U15U16:A31A32_AA0.467-0.873.493-0.35311.47831.598-3.434-0.8682.99920.260.62433.57
116AA_U16U17:A30A31_AA-0.37-1.0533.254-0.9537.38532.846-2.9770.4892.96312.8551.65833.657
117AA_U17A18:U29A30_AA-1.183-1.4383.645-1.4172.37428.837-3.4552.023.5714.7532.83828.967

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.