A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 1-Dec-2021 number of released structures: 11785
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NDB ID: 6P2H  PDB ID: 6P2H 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
16AA_A23U25:A45G46_AA1.0223.3180.943-132.598118.837-122.9-1.7510.4090.133-59.497-66.387-179.072
113AA_A24C54:G74U75_AA2.2641.1543.036.779-6.351159.1510.602-1.1343.043-3.229-3.446159.22
112AA_A30A31:U39U40_AA0.304-1.4262.887-3.2715.32630.437-3.523-1.0962.56110.0126.14931.057
123AA_A33U34:A66A67_AA0.08-1.43.17712.7410.07734.903-2.2111.5433.0190.123-20.41937.088
115AA_A55G56:C72U73_AA-0.28-1.9993.2021.1987.16129.652-5.0910.7492.64413.735-2.29730.509
119AA_A59A60:A68U69_AA1.675-2.1223.4974.1410.47925.959-6.749-2.4812.68622.052-8.71228.26
120AA_A60C61:G38A68_AA1.7430.4843.1360.4293.36855.1610.331-1.8553.1713.633-0.46355.257
18AA_C26U27:G43G44_AA0.043-1.7013.2633.3271.67138.122-2.7990.3463.1812.551-5.07938.297
110AA_C28C29:G41G42_AA0.059-1.6573.2041.6649.333.822-4.0250.1312.66915.61-2.79335.08
111AA_C29A30:U40G41_AA-0.178-1.6063.0650.3389.33727.144-5.0490.4242.38919.187-0.69428.678
114AA_C54A55:U73G74_AA-0.062-1.833.3190.4875.45528.747-4.7630.2252.92810.863-0.9729.253
121AA_C61C62:G37G38_AA-0.566-1.03.253-5.4228.25228.479-3.5610.0152.91216.17110.62530.109
122AA_C62A65:A35G37_AA-4.0910.2813.706-60.832157.16123.576-0.7691.6964.08879.21230.661174.581
12AA_G18G19:C81C82_AA-0.314-1.8853.406-1.3348.44133.6-4.4310.3272.87314.3162.26234.64
13AA_G19U20:A80C81_AA-0.726-1.4073.102-3.428.53231.929-3.7610.7512.70715.1236.06133.192
116AA_G56U57:G71C72_AA0.001-1.5753.0543.0550.88541.15-2.3240.3043.0131.257-4.33841.268
118AA_G58A59:U69C70_AA-0.566-1.4213.132-2.5414.44336.659-2.80.5712.9777.0214.01637.002
11AA_GTP17G18:C82C83_AA0.341-1.4163.4871.27.21138.332-3.018-0.3613.18810.861-1.80738.997
14AA_U20G21:C79A80_AA0.908-1.382.8775.7077.27828.793-3.913-0.7492.58814.182-11.1230.212
15AA_U22A23:G46A52_AA0.4561.982-2.997-4.652-1.422-16.934-7.2213.935-2.6044.703-15.389-17.614
17AA_U25C26:G44A45_AA0.575-1.8663.332-0.2813.78535.61-3.572-0.9753.1196.1680.45935.805
19AA_U27C28:G42G43_AA0.013-1.9433.2383.0474.86422.817-6.2880.922.74812.051-7.54923.518
117AA_U57G58:C70G71_AA-0.498-2.8133.461-1.457.75415.674-13.3080.871.90126.3694.92917.536

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.