A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 4-Dec-2019 number of released structures: 10490
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NDB ID: ARN035  PDB ID: 1RNA 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
13AA_A3U4:A25U26_BB0.561-1.1722.9145.3391.65528.943-2.62-0.0812.8983.274-10.55829.466
15AA_A5U6:A23U24_BB-0.232-1.2013.2671.4636.29637.676-2.6030.5323.0249.662-2.24438.207
17AA_A7U8:A21U22_BB-0.243-1.2723.2061.54213.71529.393-4.4470.682.37825.343-2.84932.407
19AA_A9U10:A19U20_BB-0.044-1.0673.337-0.5410.53336.121-2.998-0.0012.92316.5580.84937.58
111AA_A11U12:A17U18_BB-0.472-1.3563.109-1.0133.47234.636-2.7590.6452.9755.8121.69534.819
113AA_A13A14:U15U16_BB-0.063-1.1882.662-6.6073.94935.936-2.315-0.622.4946.31210.55936.725
11AA_U1U2:A27A28_BB-0.328-0.5693.092-5.4854.82434.386-1.622-0.2293.0038.0479.14935.131
12AA_U2A3:U26A27_BB-0.339-1.323.517-2.56612.70931.406-4.3170.1672.80722.3244.50733.915
14AA_U4A5:U24A25_BB-0.039-1.3623.5-5.62313.08329.999-4.571-0.872.65723.67110.17333.137
16AA_U6A7:U22A23_BB-0.203-1.4663.1680.05610.39328.505-4.6770.3982.49120.274-0.1130.304
18AA_U8A9:U20A21_BB0.251-1.3283.411-3.51916.43828.909-4.881-0.9882.30129.9456.4133.35
110AA_U10A11:U18A19_BB0.899-1.4073.3773.0214.06620.748-7.032-1.2432.11834.245-7.35225.203
112AA_U12A13:U16A17_BB0.146-1.5033.4760.16814.77135.182-4.137-0.2022.65723.213-0.26438.067

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.