A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 18-May-2022 number of released structures: 12082
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NDB ID: 1F84  PDB ID: 1F84 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
15AA_A6U8:A23A24_AA1.4442.2581.106-133.118107.86795.3030.871-1.0431.0254.64367.435174.166
17AA_A9G10:C21G22_AA0.621-0.9183.8842.8535.32264.024-1.132-0.443.8275.008-2.68564.278
12AA_C3C4:G26G27_AA-0.284-0.7693.1674.6758.90434.133-2.4751.1042.82214.775-7.75835.541
13AA_C4G5:A25G26_AA-0.741-0.2993.453-0.1758.92171.89-0.5630.6213.4037.570.14872.367
11AA_G2C3:G27C28_AA0.167-1.9122.914-0.281-6.92929.706-2.315-0.3713.264-13.2880.53930.487
14AA_G5A6:A24A25_AA0.152-3.7741.687-149.32892.607-21.3870.996-1.3622.395-47.223-76.148-175.787
18AA_G10U11:G20C21_AA-0.509-0.8653.644-6.345-12.37942.1810.195-0.0133.777-16.6668.54244.316
110AA_G12U14:G17C19_AA3.4870.374.47618.76626.802132.927-0.049-1.7134.72314.543-10.183134.941
16AA_U8A9:G22A23_AA4.982-1.5923.476-7.125.282.218-8.592-29.378-3.95745.25761.0279.137
19AA_U11G12:C19G20_AA-0.305-2.0293.69814.7685.44231.006-4.2942.9272.8799.454-25.65734.685

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.