A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 11-Dec-2019 number of released structures: 10507
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NDB ID: 1DRR  PDB ID: 1DRR 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
12AA_DA2DA3:U8U9_BB0.186-1.5132.863-4.0361.20829.979-3.109-1.062.7542.3217.75330.267
13AA_DA3DG4:C7U8_BB0.085-1.8773.212-1.5535.73930.756-4.485-0.4312.81710.6952.89431.312
15AA_DA5DG6:C5U6_BB0.233-2.1482.846-3.4980.61725.816-4.91-1.3372.7391.3737.78326.055
17AA_DA7DA8:U3U4_BB-0.373-2.3482.852-6.3946.68725.237-6.429-0.5092.19614.68914.04626.854
18AA_DA8DG9:C2U3_BB-0.319-2.4913.1830.1566.03128.994-6.0190.6552.62111.883-0.30829.602
11AA_DG1DA2:U9C10_BB-0.129-1.6123.109-0.6765.27731.638-3.7830.1232.8139.5931.2332.071
14AA_DG4DA5:U6C7_BB-0.598-1.9613.003-3.8476.66631.816-4.4830.4852.60311.9426.89232.711
16AA_DG6DA7:U4C5_BB0.116-1.8593.261-2.2412.12537.937-3.115-0.4573.1453.2623.4438.058
19AA_DG9DC10:G1C2_BB-0.523-2.5923.2-2.2793.8224.76-6.9920.582.8118.8175.26225.151

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.