A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 30-Nov-2022 number of released structures: 12490
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NDB ID: NA2140  PDB ID: 4I2O 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
14WW_DA6DA7:DT22DT23_XX0.0-0.5693.28-0.491-0.98739.157-0.73-0.0583.292-1.4720.73339.172
15WW_DA7DT8:DA21DT22_XX0.128-0.6483.1180.456-2.0429.782-0.851-0.1573.156-3.964-0.88629.854
19WW_DA11DT12:DA17DT18_XX0.112-0.533.1640.641-1.43430.464-0.73-0.0893.187-2.728-1.21830.504
113WW_DA15DA16:DT13DT14_XX0.157-0.0353.181-1.881-1.45332.2090.187-0.6063.165-2.6143.38532.294
114WW_DA16DA17:DT12DT13_XX0.157-0.2563.32-1.957-6.00941.1980.287-0.4313.313-8.482.76241.659
115WW_DA17DT18:DA11DT12_XX-0.095-0.5693.186-0.575-0.65230.918-0.9430.0693.199-1.2221.07930.929
118WW_DA20DA21:DT8DT9_XX-0.343-0.3673.0570.5171.37532.959-0.8630.6863.0342.422-0.9132.99
119WW_DA21DG22:DC7DT8_XX0.374-0.0573.295-1.263-1.83340.3840.124-0.6843.282-2.6531.82740.443
121WW_DA23DT24:DA5DT6_XX-0.075-1.3573.135-5.283-0.02183.055-1.022-0.0663.135-0.0163.98183.193
123WW_DA25DG26:DC3DT4_XX-0.5340.7663.485-7.778-2.55140.0211.4-0.1543.471-3.6811.22240.816
117WW_DC19DA20:DT9DG10_XX0.553-0.8993.4142.34211.54528.614-3.93-0.5832.87922.207-4.50430.897
11WW_DG3DG4:DC25DC26_XX1.0910.5883.7069.633-0.11536.1330.935-0.2083.859-0.182-15.20237.353
12WW_DG4DG5:DC24DC25_XX-0.8741.1623.324-1.88-2.18636.3722.1631.1333.29-3.4963.00636.483
13WW_DG5DA6:DT23DC24_XX0.132-0.3313.5581.679-3.36338.19-0.0450.0293.575-5.124-2.55838.368
18WW_DG10DA11:DT18DC19_XX-0.167-0.0853.393-0.4353.63240.56-0.5380.1913.3745.2270.62640.718
112WW_DG14DA15:DT14DC15_XX-0.7911.6783.230.903-2.35240.492.6741.2393.114-3.395-1.30340.565
120WW_DG22DA23:DT6DC7_XX-1.055-0.3013.381.029-0.79734.464-0.3811.9433.354-1.344-1.73734.488
16WW_DT8DT9:DA20DA21_XX0.37-0.3823.076-1.3831.73532.09-0.979-0.8993.0333.1342.49832.165
17WW_DT9DG10:DC19DA20_XX-0.559-0.9423.368-2.26610.95529.64-3.7290.6122.88120.5164.24431.636
110WW_DT12DT13:DA16DA17_XX-0.155-0.2443.3312.024-5.7541.7030.2670.433.324-8.025-2.82542.126
111WW_DT13DG14:DC15DA16_XX0.4590.5023.3040.471-1.13734.8821.01-0.6943.292-1.896-0.78634.903
116WW_DT18DC19:DG10DA11_XX0.2-0.0983.3810.8332.73440.85-0.448-0.1923.3713.911-1.19240.945
122WW_DT24DA25:DT4DA5_XX0.2851.7413.438-0.107-3.216-17.128-3.570.8693.710.675-0.354-17.425

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.