A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 20-Feb-2020 number of released structures: 10626
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NDB ID: NA2208  PDB ID: 4IR1 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
18GG_DA848DG849:DC865DT866_HH-0.1550.0543.383-3.37714.05231.225-2.208-0.293.12124.5285.89434.332
111GG_DA851DC852:DG862DT863_HH-0.075-0.33.0231.9215.94327.458-1.8910.5662.88412.319-3.98228.146
15GG_DC845DC846:DG868DG869_HH0.253-0.5873.449-1.0895.18831.996-2.001-0.6533.3069.3321.95932.421
16GG_DC846DT847:DA867DG868_HH-0.402-0.633.270.2393.32629.482-1.9230.8353.1786.51-0.46829.666
112GG_DC852DC853:DG861DG862_HH0.338-0.613.345-4.41611.41632.971-2.7-1.2142.91319.3067.46835.11
113GG_DC853DC854:DG860DG861_HH1.094-0.0533.4652.6021.736.455-0.335-1.363.5262.711-4.1536.582
11GG_DG841DG842:DC872DC873_HH0.081-0.4023.740.63212.03535.042-2.459-0.0323.42319.296-1.01436.995
12GG_DG842DG843:DC871DC872_HH0.914-1.2583.6743.80810.32328.974-4.509-0.9193.14419.756-7.28830.951
13GG_DG843DT844:DA870DC871_HH-0.685-0.9533.027-0.0682.89728.359-2.5381.3772.9185.8930.13928.503
19GG_DG849DG850:DC864DC865_HH-0.409-0.1673.7145.02213.55537.954-1.9451.2213.38519.979-7.40240.518
110GG_DG850DA851:DT863DC864_HH0.143-0.0123.202-5.4314.89938.913-0.579-0.8333.1317.2758.06639.568
14GG_DT844DC845:DG869DA870_HH0.406-0.2963.1652.4874.06235.683-1.038-0.3153.1336.592-4.03735.989
17GG_DT847DA848:DT866DA867_HH0.122-0.1623.125-0.1174.62730.712-1.148-0.2493.0688.6740.2231.051
121BB_DA848DG849:DC865DT866_CC-0.1310.4783.164-2.9752.47829.9750.426-0.3373.194.7665.72330.218
124BB_DA851DC852:DG862DT863_CC-0.458-0.6053.286-1.0050.91834.78-1.1520.6133.2811.5351.6834.806
118BB_DC845DC846:DG868DG869_CC0.446-0.6153.434-0.4076.70237.71-1.807-0.7323.27710.2690.62438.282
119BB_DC846DT847:DA867DG868_CC-0.288-0.5963.3730.4082.27229.787-1.6390.6463.3154.411-0.79129.874
125BB_DC852DC853:DG861DG862_CC0.8380.1353.3653.3391.89934.093-0.081-0.8753.4323.226-5.67334.302
126BB_DC853DC854:DG860DG861_CC-0.6470.2993.0973.7952.25228.8840.1332.0573.0034.482-7.55229.212
114BB_DG841DG842:DC872DC873_CC0.419-0.8883.74.2494.36232.635-2.3770.0663.5797.679-7.4833.183
115BB_DG842DG843:DC871DC872_CC0.855-1.233.6238.19213.62830.713-4.335-0.0842.95923.831-14.32534.497
116BB_DG843DT844:DA870DC871_CC-0.723-0.9943.053-0.3574.92729.358-2.8741.342.869.6360.69829.761
122BB_DG849DG850:DC864DC865_CC0.0020.2273.6483.6166.55231.619-0.8850.7093.611.818-6.52232.47
123BB_DG850DA851:DT863DC864_CC-0.3750.8822.996-5.416-2.00742.4111.3930.0182.977-2.7597.44542.784
117BB_DT844DC845:DG869DA870_CC0.065-0.3843.1012.6312.93630.255-1.2820.373.0465.595-5.01430.504
120BB_DT847DA848:DT866DA867_CC0.0580.4663.242-1.3932.34539.1310.416-0.2523.263.4962.07739.222

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.