A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 22-Jun-2022 number of released structures: 12128
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NDB ID: NA0725  PDB ID: 3AN2 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
11II_DA-60DA-59:DT59DT60_JJ0.092-0.1743.7371.2646.55643.058-0.9550.0153.6748.868-1.7143.549
12II_DA-59DC-58:DG58DT59_JJ1.5632.5152.64112.189-19.99145.8793.907-1.1991.805-23.905-14.57551.219
17II_DA-54DT-53:DA53DT54_JJ-0.3010.552.811.759-16.98144.0541.850.4972.439-21.695-2.24847.093
115II_DA-46DT-45:DA45DT46_JJ-0.6450.2642.728-0.844-8.43137.7191.260.892.624-12.8441.28638.626
120II_DA-41DT-40:DA40DT41_JJ0.360.1913.55-12.9567.2626.507-1.206-3.4913.00614.47925.83730.319
125II_DA-36DG-35:DC35DT36_JJ-0.859-0.0963.33-3.532-0.22139.023-0.1160.8463.392-0.3315.27539.177
127II_DA-34DC-33:DG33DT34_JJ1.7880.0933.179-11.7053.73741.378-0.206-3.4762.6025.15416.14143.087
129II_DA-32DG-31:DC31DT32_JJ0.381.1083.7133.79720.99928.045-2.1420.0893.67237.263-6.73835.111
131II_DA-30DA-29:DT29DT30_JJ0.516-0.0353.093-2.835-2.9523.9260.79-2.0672.995-7.056.77424.268
132II_DA-29DG-28:DC28DT29_JJ-0.978-0.1543.624-1.321-0.50637.019-0.1671.3423.658-0.7962.0837.045
134II_DA-27DA-26:DT26DT27_JJ-1.508-0.5623.473-13.41912.35724.157-3.953-0.2263.22425.40127.58430.189
135II_DA-26DT-25:DA25DT26_JJ0.661.3472.4823.616-13.59840.4722.808-0.651.999-18.977-5.04642.751
141II_DA-20DG-19:DC19DT20_JJ0.6250.3513.183-3.414-1.29729.7870.934-1.8833.076-2.516.6130.005
144II_DA-17DA-16:DT16DT17_JJ0.7480.0554.521-1.5654.87143.167-0.576-1.224.4736.5932.11943.455
145II_DA-16DC-15:DG15DT16_JJ-0.0720.2123.2951.337-23.6436.4262.6060.2292.682-33.795-1.91143.225
161II_DA0DA1:DT-1DA0_JJ-0.184-0.7043.95-1.89118.51326.764-4.996-0.0532.88435.1133.58732.501
162II_DA1DC2:DG-2DT-1_JJ0.313-0.1462.833-7.625.40229.399-1.171-1.8552.60510.3214.55830.816
165II_DA4DG5:DC-5DT-4_JJ0.259-0.6123.021-4.688-14.91730.0821.275-1.1762.924-26.6018.3633.82
168II_DA7DC8:DG-8DT-7_JJ-0.3311.2743.022-2.963-4.07435.9632.5610.1562.883-6.5584.7736.302
170II_DA9DA10:DT-10DT-9_JJ-0.0622.253.62511.0120.97530.4783.8432.2853.4631.783-20.13332.376
171II_DA10DA11:DT-11DT-10_JJ-0.3750.9123.397-1.30820.08325.88-2.3640.4063.2738.3142.49532.678
172II_DA11DG12:DC-12DT-11_JJ-0.6592.0842.231-18.9225.7832.1472.635-0.9332.559.40930.80137.61
174II_DA13DA14:DT-14DT-13_JJ-0.1851.7652.787-6.734-10.07736.1353.717-0.3912.231-15.71110.49938.049
175II_DA14DG15:DC-15DT-14_JJ-1.4550.3733.488-15.574-2.80544.7680.7240.373.741-3.55519.73247.346
179II_DA18DC19:DG-19DT-18_JJ1.6770.5853.512-17.5594.37132.8170.356-4.8592.3987.10528.53837.354
183II_DA22DG23:DC-23DT-22_JJ0.052-0.5033.2032.6594.46322.369-2.7860.7773.03211.308-6.73722.957
185II_DA24DA25:DT-25DT-24_JJ1.8680.4643.465-1.40311.49633.909-1.023-3.2583.36319.0342.32335.778
186II_DA25DT26:DA-26DT-25_JJ-1.5881.0783.2153.076-13.43538.2982.9192.6012.58-19.716-4.51440.615
198II_DA37DG38:DC-38DT-37_JJ-0.142.0082.891-13.111-26.97737.8544.008-0.5751.256-35.57517.2947.952
1101II_DA40DT41:DA-41DT-40_JJ0.0020.2833.497-0.09711.05521.339-3.222-0.0393.24327.5960.24224.003
1104II_DA43DA44:DT-44DT-43_JJ-0.7521.4283.189-11.668-9.30443.1862.631-0.0182.935-12.21315.31645.574
1105II_DA44DA45:DT-45DT-44_JJ0.580.6072.93210.722-1.62735.5771.1530.4062.949-2.59-17.06437.142
1106II_DA45DT46:DA-46DT-45_JJ-0.0422.0312.8044.749-0.62143.2032.7940.4492.756-0.841-6.42543.455
1109II_DA48DA49:DT-49DT-48_JJ-1.2370.3883.2371.39-2.98636.8131.0062.1343.15-4.717-2.19536.955
1110II_DA49DG50:DC-50DT-49_JJ1.067-0.6113.605-0.01111.55235.201-2.635-1.6843.25118.4970.01836.991
1112II_DA51DA52:DT-52DT-51_JJ0.035-0.2523.46-0.55414.23928.687-3.152-0.1693.00326.7541.04231.964
1113II_DA52DA53:DT-53DT-52_JJ0.062-0.7533.201-5.363-9.21834.650.096-0.863.244-15.0428.75136.205
1114II_DA53DT54:DA-54DT-53_JJ-1.1280.0123.6335.227-5.62237.8080.7752.4133.417-8.568-7.96638.551
13II_DC-58DG-57:DC57DG58_JJ-0.2792.2513.914-3.85914.30440.1051.194-0.1294.43820.0495.40842.648
111II_DC-50DT-49:DA49DG50_JJ-0.071-0.6363.1234.096-10.14732.9050.4680.743.145-17.327-6.99534.629
114II_DC-47DA-46:DT46DG47_JJ-0.1851.4253.36-2.723-19.83545.723.0820.0292.578-24.2093.32449.695
119II_DC-42DA-41:DT41DG42_JJ-0.8920.0472.861-5.36116.26530.662-2.1390.7512.66828.1719.28635.02
123II_DC-38DT-37:DA37DG38_JJ0.7250.4514.19-5.614.10132.624-0.08-2.454.0387.29.84733.336
128II_DC-33DA-32:DT32DG33_JJ-1.4571.052.745-0.832-3.87725.8953.1823.032.608-8.5881.84426.192
138II_DC-23DT-22:DA22DG23_JJ1.20.0293.10110.02311.33135.861-1.341-0.5813.1817.476-15.45838.825
140II_DC-21DA-20:DT20DG21_JJ-0.9580.073.6213.46925.97627.361-3.6521.9842.61144.152-5.89537.713
146II_DC-15DT-14:DA14DG15_JJ0.7611.342.74319.09-21.66942.432.7820.1932.036-26.587-23.42350.948
149II_DC-12DT-11:DA11DG12_JJ-0.433-0.8054.349-11.40816.60125.595-5.222-1.8243.19131.91521.93232.467
156II_DC-5DT-4:DA4DG5_JJ-1.1090.2273.381-1.051-19.72532.8322.911.5592.837-31.5911.68338.176
163II_DC2DC3:DG-3DG-2_JJ-0.3330.443.597-15.112-4.12940.4551.047-1.1973.445-5.71920.9343.264
164II_DC3DA4:DT-4DG-3_JJ-0.284-0.133.1883.753-0.5639.001-0.1290.8593.15-0.837-5.60539.178
167II_DC6DA7:DT-7DG-6_JJ0.5330.8754.2477.9685.6741.4260.4420.344.357.883-11.07942.516
169II_DC8DA9:DT-9DG-8_JJ-0.601-0.7993.124-7.59328.0327.821-4.0460.0991.75945.49112.32240.008
180II_DC19DT20:DA-20DG-19_JJ-0.011-0.4422.61516.3075.1230.104-1.3752.0232.229.003-28.67534.52
189II_DC28DT29:DA-29DG-28_JJ1.4060.5383.8168.24921.8837.023-1.948-0.8863.78230.968-11.67543.569
192II_DC31DT32:DA-32DG-31_JJ-0.2870.1073.472.2336.57334.852-0.8450.8163.40810.841-3.68335.516
196II_DC35DT36:DA-36DG-35_JJ1.2731.7673.2339.7682.43842.3932.137-0.733.523.315-13.28343.519
1100II_DC39DA40:DT-40DG-39_JJ0.838-0.1163.611-6.06715.95538.051-2.0-1.8793.15723.1068.78641.575
1116II_DC55DC56:DG-56DG-55_JJ0.87-0.2753.4894.719-17.37341.931.336-0.6653.417-23.045-6.2645.471
1117II_DC56DC57:DG-57DG-56_JJ-1.5950.8143.502-6.9475.38530.9620.3661.4573.8449.84112.69532.156
1118II_DC57DG58:DC-58DG-57_JJ0.6831.0343.706-2.386-10.80640.1892.7-1.2363.289-15.3763.39541.624
14II_DG-57DG-56:DC56DC57_JJ0.8272.0093.192-7.194-14.24641.6433.791-1.6662.256-19.2119.70244.469
15II_DG-56DG-55:DC55DC56_JJ-0.665-0.6243.4334.013-0.27535.547-0.9751.6853.345-0.448-6.54735.767
16II_DG-55DA-54:DT54DC55_JJ-0.126-0.7323.6923.5810.0736.615-1.1710.7483.6630.111-5.68336.784
122II_DG-39DC-38:DG38DC39_JJ0.7890.4933.1787.198-5.03743.261.121-0.3863.19-6.75-9.64444.101
126II_DG-35DA-34:DT34DC35_JJ-0.6580.1163.811-1.980.10839.2150.1570.7043.8380.1622.94839.263
130II_DG-31DA-30:DT30DC31_JJ-1.104-0.0373.739-2.7213.81738.728-1.7871.233.58920.0463.94741.116
133II_DG-28DA-27:DT27DC28_JJ0.8261.4793.33111.4448.25944.5111.1140.0043.63210.592-14.67646.586
142II_DG-19DT-18:DA18DC19_JJ-0.1980.2343.171-7.4331.94918.607-0.214-2.813.035.72221.82120.118
153II_DG-8DT-7:DA7DC8_JJ1.5990.4473.137-3.5281.33130.0330.605-3.7292.9512.5566.77530.263
155II_DG-6DC-5:DG5DC6_JJ1.8680.3164.41912.1041.61236.5410.19-0.6594.7862.488-18.67438.461
158II_DG-3DG-2:DC2DC3_JJ-0.225-0.4272.673-25.8391.12830.11-0.746-2.2642.1871.80841.43739.497
159II_DG-2DT-1:DA1DC2_JJ-0.1690.653.01415.2934.29332.690.4862.2612.7327.127-25.38836.25
166II_DG5DC6:DG-6DC-5_JJ-0.3141.2583.0334.247-17.8641.3643.0080.7352.289-23.919-5.68845.091
173II_DG12DA13:DT-13DC-12_JJ-0.208-1.1614.05210.68724.13431.897-4.6121.6072.4537.012-16.3941.182
176II_DG15DT16:DA-16DC-15_JJ1.4981.1462.89710.054-22.9738.6553.187-1.1742.227-31.052-13.59245.813
182II_DG21DA22:DT-22DC-21_JJ0.1281.2872.459-11.27.26234.8741.257-1.3682.51211.60417.89737.267
184II_DG23DA24:DT-24DC-23_JJ-1.2120.4662.741-7.4536.61738.205-0.0011.0172.9559.90511.15739.437
194II_DG33DT34:DA-34DC-33_JJ-0.1810.5172.921.768-13.26433.6872.450.5072.532-21.848-2.91236.176
199II_DG38DC39:DG-39DC-38_JJ-0.556-0.7783.81511.586-1.92336.712-0.9062.4973.521-2.962-17.84338.483
1103II_DG42DA43:DT-43DC-42_JJ-0.4370.153.558-7.13324.18123.345-4.091-0.542.6445.90913.54334.23
1108II_DG47DA48:DT-48DC-47_JJ0.7741.7793.129-3.074-10.0841.0323.38-1.3512.58-14.1024.342.307
1111II_DG50DA51:DT-51DC-50_JJ-1.0530.2543.1250.2257.93735.183-0.6751.7333.10112.928-0.36636.04
1119II_DG58DT59:DA-59DC-58_JJ-0.438-0.1664.00511.695-10.99536.0971.3392.3373.6-16.762-17.82939.396
18II_DT-53DT-52:DA52DA53_JJ0.368-0.7563.3250.0239.91929.752-3.238-0.6772.92818.675-0.04331.326
19II_DT-52DT-51:DA51DA52_JJ-0.558-0.8213.72-3.3537.49431.291-2.9580.3383.47513.6036.08632.324
110II_DT-51DC-50:DG50DA51_JJ1.266-1.2953.0312.0944.80233.934-2.879-1.8462.8978.168-3.56134.324
112II_DT-49DT-48:DA48DA49_JJ1.0470.9543.14411.77313.90637.366-0.233-0.1413.44320.295-17.18341.428
113II_DT-48DC-47:DG47DA48_JJ0.043-0.6994.711-15.8796.42836.489-2.062-2.6434.1699.6423.81440.186
116II_DT-45DT-44:DA44DA45_JJ-0.310.1763.090.151-13.12537.6991.6840.4712.873-19.6-0.22639.841
117II_DT-44DT-43:DA43DA44_JJ0.4740.412.91813.7-5.00332.8191.3251.0322.8-8.359-22.89135.832
118II_DT-43DC-42:DG42DA43_JJ0.6921.6834.347-1.42826.08138.014-1.241-1.0744.53635.4081.93845.848
121II_DT-40DG-39:DC39DA40_JJ-0.0030.1042.83918.5741.15131.9940.0282.2052.4751.902-30.67336.89
124II_DT-37DA-36:DT36DA37_JJ0.384-0.2263.17112.151.15734.067-0.5261.0823.1141.901-19.96136.126
136II_DT-25DT-24:DA24DA25_JJ-0.8520.4573.0274.317-9.7333.3092.0752.0022.666-16.46-7.30334.923
137II_DT-24DC-23:DG23DA24_JJ-0.30.4153.41-2.8511.54138.931-0.770.0953.40616.8454.15940.638
139II_DT-22DC-21:DG21DA22_JJ-0.4191.0443.46-7.67514.45425.679-1.382-0.9933.52729.06215.43230.377
143II_DT-18DA-17:DT17DA18_JJ-0.321-0.0762.871.1711.91439.229-0.3120.5992.8532.848-1.74239.29
147II_DT-14DT-13:DA13DA14_JJ0.30.4763.5660.4118.26329.746-0.892-0.4753.5715.716-0.78230.85
148II_DT-13DC-12:DG12DA13_JJ0.371.1593.0927.37216.82237.934-0.1910.2763.31424.222-10.61541.998
150II_DT-11DT-10:DA10DA11_JJ-0.0662.3292.2326.246-2.22937.2833.780.6312.057-3.453-9.67637.848
151II_DT-10DT-9:DA9DA10_JJ0.7760.0524.0540.1093.35925.003-1.099-1.7374.0297.715-0.2525.224
152II_DT-9DG-8:DC8DA9_JJ0.745-0.5193.751-1.00130.57536.083-3.46-1.0262.57341.4241.35646.974
154II_DT-7DG-6:DC6DA7_JJ-1.0621.7442.391-5.688-27.57646.4472.9880.9521.344-31.7866.55653.908
157II_DT-4DG-3:DC3DA4_JJ1.8631.9084.6328.43311.76246.3460.9020.7895.22713.365-32.30855.157
160II_DT-1DA0:DA0DA1_JJ0.1760.34.0775.07214.60138.055-1.6020.4543.92221.349-7.41640.966
177II_DT16DT17:DA-17DA-16_JJ-1.437-0.2043.732-3.021.56931.678-0.7041.983.8342.8635.51231.856
178II_DT17DA18:DT-18DA-17_JJ-0.345-1.1224.2139.1428.3835.41-3.1122.0273.66613.284-14.49337.453
181II_DT20DG21:DC-21DA-20_JJ-0.1480.1553.8636.331.16927.366-3.8141.0222.65849.296-9.96441.722
187II_DT26DT27:DA-27DA-26_JJ2.0091.6283.4978.811-2.90339.4432.717-1.8013.719-4.23-12.84140.477
188II_DT27DC28:DG-28DA-27_JJ-1.3851.2343.428-9.1671.78137.8261.6130.8473.7042.69713.88438.92
190II_DT29DT30:DA-30DA-29_JJ-1.2350.1942.846-3.248-8.86530.6111.7651.7212.796-16.315.97732.0
191II_DT30DC31:DG-31DA-30_JJ0.945-0.9553.968-4.49826.0832.695-4.385-1.8482.4539.2976.77841.836
193II_DT32DG33:DC-33DA-32_JJ0.921.1893.26-8.4317.77333.04-0.554-2.5233.16428.34413.44438.312
195II_DT34DC35:DG-35DA-34_JJ-0.555-0.3013.1061.945-6.02638.7830.2351.0473.086-9.001-2.90539.276
197II_DT36DA37:DT-37DA-36_JJ-0.533-0.5023.662-9.87915.27630.127-3.391-0.773.0926.56417.17835.084
1102II_DT41DG42:DC-42DA-41_JJ-0.5731.6252.91714.47716.4433.3510.5222.492.91425.514-22.46739.73
1107II_DT46DG47:DC-47DA-46_JJ-0.6330.2954.199-10.86710.33139.699-0.991-0.5964.17414.59715.35342.329
1115II_DT54DC55:DG-55DA-54_JJ1.111-0.5823.288-1.9742.14538.535-1.141-1.9213.1943.2442.98738.64
1120II_DT59DT60:DA-60DA-59_JJ0.6731.2733.26-3.422-4.08346.7351.922-1.1173.091-5.1274.29747.021

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.