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: PR0254  PDB ID: 2BYT 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
125BB_A14A15:U48U8_BB1.025-2.7223.47.53910.77-80.6441.790.9913.589-8.2725.79-81.528
114BB_A38U39:A31C32_BB1.229-1.3964.399-6.8158.50343.795-2.801-2.3883.85411.1948.97345.066
117BB_A41U42:A28U29_BB0.104-0.9513.461-7.3710.8229.613-3.64-1.5042.84419.98413.61232.318
12BB_C2C3:G70G71_BB0.373-1.023.814-0.0379.73131.152-3.716-0.6723.35117.5890.06732.6
13BB_C3G4:C69G70_BB0.186-1.5093.9492.6120.92830.757-5.3920.0862.4734.797-4.33937.149
122BB_C11G12:C23G24_BB-0.868-1.8233.3381.916.03125.888-5.4542.3582.77913.212-4.18426.637
116BB_C40A41:U29G30_BB-0.142-1.2374.5644.14731.1435.646-4.8240.6152.6942.205-5.62147.173
19BB_C50G51:C63G64_BB-0.642-1.5073.5121.57716.72528.22-5.4151.3982.25231.065-2.92932.754
11BB_G1C2:G71C72_BB-0.276-1.2442.891-3.017-2.37332.913-1.8220.0262.984-4.1715.30233.13
14BB_G4G5:C68C69_BB0.318-1.2163.637-1.8484.01529.941-3.21-1.0143.4237.7193.55330.258
15BB_G5G6:C67C68_BB0.897-2.0322.9171.3972.55228.355-4.635-1.5452.7675.192-2.84128.501
16BB_G6G7:C66C67_BB-0.153-1.6943.0354.9672.06534.252-3.1330.9522.8813.48-8.36934.659
17BB_G7G49:C65C66_BB0.73-2.1453.494.8745.11930.295-5.013-0.43.179.632-9.16931.089
121BB_G10C11:G24C25_BB-0.406-2.2993.524-1.8690.94334.07-4.0760.3743.4771.6073.18734.133
123BB_G12G13:A22C23_BB0.744-1.0693.39-1.2073.09460.02-1.224-0.8043.3223.0911.20660.103
124BB_G13A14:U8A22_BB0.02-3.9922.99-6.567-5.16953.913-4.055-0.4063.308-5.6637.19554.509
126BB_G21G45:C47EG47F_BB2.935-3.1723.00417.83311.79950.566-4.145-2.1563.05113.159-19.88954.626
119BB_G43U44:G26C27_BB-0.257-1.4213.168-0.958-0.71142.434-1.8920.2613.195-0.9821.32342.45
127BB_G45C46:G47DC47E_BB-0.295-2.1793.357-3.143-1.04633.677-3.568-0.023.434-1.85.40833.835
18BB_G49C50:G64C65_BB-0.761-2.3752.941-2.6032.81432.691-4.6150.9542.7834.9784.60432.909
110BB_G51G52:C62C63_BB0.247-1.6173.544-0.1410.51429.216-5.052-0.4882.80620.0440.26731.012
111BB_G52G53:C61C62_BB0.803-1.9923.798-0.0894.58433.761-4.218-1.3873.5037.8490.15234.062
112BB_G53U54:A58C61_BB-2.515-1.9663.0823.057-5.00385.108-1.3431.9233.098-3.695-2.25885.271
115BB_U39C40:G30A31_BB0.583-1.5174.07612.4068.65230.65-4.2711.423.50515.258-21.87634.098
118BB_U42G43:C27A28_BB-0.328-1.5413.549-7.612.70230.739-4.68-0.6662.72422.40413.40634.04
120BB_U44G10:C25G26_BB-3.951-0.6593.0764.2479.37255.237-1.1734.4142.65510.011-4.53656.113
113BB_U54U55:G18A58_BB2.304-1.9833.311.4678.20142.256-3.416-1.9363.36411.014-15.40144.443
152EE_A14A15:U48U8_EE1.018-2.8043.2817.49810.11-80.0131.8910.9873.466-7.8185.799-80.833
141EE_A38U39:A31C32_EE1.233-1.3964.399-6.6478.38743.807-2.79-2.3763.86511.0458.75545.033
144EE_A41U42:A28U29_EE0.076-0.9513.492-7.50510.93529.524-3.683-1.4922.86720.22113.87832.305
129EE_C2C3:G70G71_EE0.385-1.0253.808-0.1489.66131.237-3.697-0.7133.34817.4270.26732.661
130EE_C3G4:C69G70_EE0.189-1.5033.9553.1921.18630.696-5.3940.1622.45735.158-5.29537.286
149EE_C11G12:C23G24_EE-0.801-1.7873.3580.7865.05626.06-5.1861.9462.93911.076-1.72226.549
143EE_C40A41:U29G30_EE-0.144-1.2364.5394.16231.44235.627-4.8020.6112.65242.508-5.62747.354
155EE_C46G47:A47CG47D_EE-4.479-1.4593.2571.32913.68453.227-2.3464.9362.7314.992-1.45654.848
136EE_C50G51:C63G64_EE-0.656-1.5233.4411.94316.98228.196-5.3781.4662.15231.467-3.60132.883
128EE_G1C2:G71C72_EE-0.275-1.2432.911-2.88-2.27632.873-1.8350.0413.0-4.0065.0733.071
131EE_G4G5:C68C69_EE0.308-1.1953.665-2.1274.25329.847-3.235-1.0633.4368.1924.09630.215
132EE_G5G6:C67C68_EE0.901-2.0342.8670.9232.428.423-4.593-1.6472.7174.875-1.87528.536
133EE_G6G7:C66C67_EE-0.151-1.7113.0074.4691.41134.298-3.0740.8772.8942.379-7.53534.608
134EE_G7G49:C65C66_EE0.747-2.183.4835.5254.86330.346-5.009-0.3023.1879.121-10.36331.205
148EE_G10C11:G24C25_EE-0.374-2.2143.53-1.9720.84434.217-3.8970.3023.4921.4323.34734.282
150EE_G12G13:A22C23_EE0.805-1.1223.3940.2373.6159.608-1.313-0.7963.333.628-0.23859.707
151EE_G13A14:U8A22_EE0.04-4.032.953-6.776-4.47553.912-4.145-0.4343.226-4.9057.42654.475
153EE_G21G45:C47EG47F_EE2.718-3.1883.25816.83912.51650.225-4.286-1.9283.13814.062-18.91954.167
146EE_G43U44:G26C27_EE-0.271-1.4173.185-1.223-0.9142.522-1.8630.2533.22-1.2551.68642.548
154EE_G45C46:G47DC47E_EE-0.395-1.983.348-5.262-4.38335.276-2.542-0.1633.58-7.158.58335.914
135EE_G49C50:G64C65_EE-0.752-2.3872.977-2.5642.81832.667-4.6450.9392.8174.9894.5432.883
137EE_G51G52:C62C63_EE0.234-1.6113.585-0.49910.44229.276-5.045-0.5342.85219.8770.9531.048
138EE_G52G53:C61C62_EE0.795-1.9983.75-0.2444.30833.666-4.188-1.4053.477.4010.41933.934
139EE_G53U54:A58C61_EE-2.518-1.9663.0993.423-5.52785.136-1.3311.9323.114-4.08-2.52785.337
142EE_U39C40:G30A31_EE0.595-1.5264.08412.3088.74430.662-4.3071.3843.51115.418-21.70134.098
145EE_U42G43:C27A28_EE-0.341-1.5343.515-7.94612.78430.685-4.65-0.6832.68922.53514.00734.098
147EE_U44G10:C25G26_EE-3.967-0.6283.0895.2889.88255.017-1.1634.4862.58910.574-5.65956.06
140EE_U54U55:G18A58_EE2.327-1.9843.30111.8788.52442.39-3.424-1.9213.36511.391-15.87144.73

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.