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: 4U7B  PDB ID: 4U7B 


Base Pair Morphology Step Parameters

CSV Format

Model NumberStep NumberStep NameShiftSlideRiseTiltRollTwistX-DisplacementY-DisplacementHelical RiseInclinationTipHelical Twist
16CC_DA9DC10:DG47DT48_DD-0.74-0.4063.612-4.629-5.20835.7810.1650.4593.696-8.3787.44736.431
18CC_DA11DA12:DT45DT46_DD-0.015-0.5983.06-0.5133.48835.89-1.425-0.0432.9915.6440.82936.057
19CC_DA12DG13:DC44DT45_DD-0.513-1.2483.407-2.8541.36235.916-2.2170.4083.3892.2034.61636.051
112CC_DA15DT16:DA41DT42_DD-1.013-0.5113.319-3.1163.85336.279-1.3541.1773.3216.1524.97636.605
115CC_DA18DA19:DT38DT39_DD0.184-0.6693.308-3.1590.25641.807-0.962-0.5893.2820.3584.41941.921
116CC_DA19DA20:DT37DT38_DD0.202-1.0013.071-1.717-1.334.985-1.479-0.5783.092-2.1612.85235.049
117CC_DA20DT21:DA36DT37_DD0.704-1.3733.351-2.347-0.39436.953-2.108-1.433.315-0.623.69737.026
17CC_DC10DA11:DT46DG47_DD0.167-1.0692.920.8287.10235.82-2.554-0.1682.6711.407-1.3336.503
121CC_DC24DG25:DC32DG33_DD-0.3510.7843.504-1.1651.94638.2970.9310.3773.5472.9641.77338.362
11CC_DG4DG5:DC52DC53_DD-0.802-1.1933.5316.307-5.1846.61-1.0162.2453.205-6.302-19.84249.486
12CC_DG5DT6:DA51DC52_DD-1.04-0.1332.855-5.393-1.78729.1860.081.0072.997-3.50410.57629.722
14CC_DG7DT8:DA49DC50_DD-0.505-0.4452.9153.2615.82325.825-2.2861.8342.66912.759-7.14626.659
110CC_DG13DT14:DA43DC44_DD-1.226-1.2243.2553.007-0.05728.687-2.4443.1163.115-0.116-6.04828.841
114CC_DG17DA18:DT39DC40_DD-0.8041.272.985-2.4753.39231.5011.7351.0413.1546.2134.53431.772
119CC_DG22DT23:DA34DC35_DD-0.519-0.8883.2260.174-2.32530.461-1.2261.023.28-4.417-0.33130.548
122CC_DG25DT26:DA31DC32_DD0.169-1.3593.351-0.113-1.90534.087-2.002-0.3063.419-3.2470.19334.139
13CC_DT6DG7:DC50DA51_DD0.5610.5593.6371.253-4.19236.5591.515-0.73.57-6.652-1.98936.811
15CC_DT8DA9:DT48DA49_DD0.8940.1533.3492.3353.12938.937-0.159-1.0453.3964.68-3.49239.125
111CC_DT14DA15:DT42DA43_DD0.720.4923.4512.8155.12933.732-0.033-0.7473.5328.756-4.80734.221
113CC_DT16DG17:DC40DA41_DD1.4661.7023.2444.1152.70630.8462.626-1.9093.5385.047-7.67431.227
118CC_DT21DG22:DC35DA36_DD-0.899-0.3473.408-2.8234.58636.691-1.1881.0193.3997.2384.45537.071
120CC_DT23DC24:DG33DA34_DD0.4570.6313.0952.0474.88532.5820.311-0.473.1768.636-3.61932.998
123CC_DT26DT27:DA30DA31_DD-0.311-0.3563.1991.989-2.01435.086-0.2950.8043.192-3.334-3.29235.196
124CC_DT27DT28:DA29DA30_DD0.151-0.8813.322-0.471-1.30238.596-1.168-0.2873.347-1.9690.71338.62
130EE_DA9DC10:DG47DT48_FF-0.904-0.4723.391-3.384-3.42931.057-0.190.9973.498-6.3576.27331.42
132EE_DA11DA12:DT45DT46_FF0.425-0.4583.079-1.135.15931.952-1.667-0.9482.9549.2922.03632.374
133EE_DA12DG13:DC44DT45_FF-0.128-1.243.531-0.0380.38138.445-1.9340.1893.5190.5790.05838.447
136EE_DA15DT16:DA41DT42_FF-0.833-1.4623.6421.2481.99835.612-2.7031.5583.5273.262-2.03835.687
139EE_DA18DA19:DT38DT39_FF0.035-0.4393.453-1.659-1.45738.763-0.472-0.2673.462-2.1932.49738.823
140EE_DA19DA20:DT37DT38_FF0.469-0.2083.3411.814-2.77236.5970.058-0.493.366-4.403-2.88236.741
141EE_DA20DT21:DA36DT37_FF0.294-0.9443.08-4.094-0.17333.905-1.582-1.1093.03-0.2956.98834.145
131EE_DC10DA11:DT46DG47_FF-0.079-0.6813.242-0.7162.65638.079-1.3710.0323.194.0641.09638.175
145EE_DC24DG25:DC32DG33_FF0.2270.6693.275-2.6883.35140.2110.589-0.6333.2974.8573.89640.43
125EE_DG4DG5:DC52DC53_FF-0.558-0.9154.229-2.9877.13938.796-2.4230.3774.03510.6194.44439.531
126EE_DG5DT6:DA51DC52_FF-0.672-0.3163.128-5.8561.00432.36-0.7250.2143.1871.78310.39732.886
128EE_DG7DT8:DA49DC50_FF-0.576-0.3342.977-1.8260.97329.548-0.8410.7732.9941.9053.57529.619
134EE_DG13DT14:DA43DC44_FF-0.526-1.283.4170.8591.77228.486-3.0111.2683.3163.596-1.74228.553
138EE_DG17DA18:DT39DC40_FF-1.0291.3933.182-4.0073.12931.4081.9621.1353.4035.7347.34231.806
143EE_DG22DT23:DA34DC35_FF-0.363-0.3763.007-0.426-1.76635.224-0.3790.5413.025-2.9160.70435.27
146EE_DG25DT26:DA31DC32_FF0.266-1.3943.910.996-7.08226.68-0.76-0.2544.142-15.007-2.11127.605
127EE_DT6DG7:DC50DA51_FF0.3960.0863.5610.763.8835.698-0.465-0.5243.5586.306-1.23535.91
129EE_DT8DA9:DT48DA49_FF0.4920.3193.332.1092.10340.690.22-0.4683.3623.02-3.02840.795
135EE_DT14DA15:DT42DA43_FF0.4880.4072.8540.1141.85334.5160.435-0.8062.8733.119-0.19234.564
137EE_DT16DG17:DC40DA41_FF1.1151.6073.2475.444.89833.7711.908-0.993.578.31-9.2334.532
142EE_DT21DG22:DC35DA36_FF0.184-0.4323.542.5543.61936.778-1.2040.083.4885.71-4.0337.035
144EE_DT23DC24:DG33DA34_FF0.821-0.3243.1335.2849.21435.716-1.69-0.6083.04614.629-8.3937.212
147EE_DT26DT28:DA29DA31_FF-0.988-1.5686.05-1.4971.47181.62-1.2680.6856.0411.1251.14581.642
153HH_DA9DC10:DG47DT48_II-0.315-0.5213.319-2.762-5.87527.0630.376-0.0323.369-12.335.79727.816
155HH_DA11DA12:DT45DT46_II0.065-0.0192.917-3.3287.09735.423-0.917-0.522.84311.495.38836.253
156HH_DA12DG13:DC44DT45_II-0.22-1.0513.529-5.1912.28840.627-1.768-0.2953.4683.2767.43241.004
159HH_DA15DT16:DA41DT42_II-0.927-1.1273.477-3.4470.5133.984-2.0050.9923.5340.875.87834.157
162HH_DA18DA19:DT38DT39_II0.489-0.7933.21-2.649-2.2739.118-0.914-1.0383.21-3.3823.94639.267
163HH_DA19DA20:DT37DT38_II0.077-0.5942.907-3.096-4.50237.343-0.396-0.4782.941-6.9854.80437.727
164HH_DA20DT21:DA36DT37_II0.389-1.2793.3942.751-0.39432.881-2.183-0.1983.429-0.694-4.84832.995
154HH_DC10DA11:DT46DG47_II0.49-1.0033.3744.4716.78735.756-2.539-0.1583.17410.881-7.16836.639
168HH_DC24DG25:DC32DG33_II-0.1070.2953.343-4.0594.3538.304-0.103-0.353.3496.5826.14138.746
148HH_DG4DG5:DC52DC53_II0.079-0.6263.665-0.5216.83940.049-1.742-0.1783.5159.8970.75440.609
149HH_DG5DT6:DA51DC52_II-0.564-0.293.19-0.4963.70537.508-0.9160.813.1565.7450.7737.688
151HH_DG7DT8:DA49DC50_II-0.503-0.2563.081-0.5644.22626.851-1.5410.9373.0159.0291.20527.181
157HH_DG13DT14:DA43DC44_II-0.612-1.3523.4392.8810.02529.565-2.6421.8253.3650.049-5.62929.702
161HH_DG17DA18:DT39DC40_II-1.0761.0963.391-2.3084.24129.5491.181.573.5828.2464.48829.932
166HH_DG22DT23:DA34DC35_II-0.534-0.8753.151-0.1150.20932.338-1.6070.943.1470.3760.20632.339
169HH_DG25DT26:DA31DC32_II-0.258-1.1713.724-1.878-6.46534.757-0.8090.0993.881-10.6993.10835.383
150HH_DT6DG7:DC50DA51_II0.6320.4913.558-0.2872.27838.3090.436-1.0013.5753.4680.43738.375
152HH_DT8DA9:DT48DA49_II0.296-0.0683.4090.9541.57342.378-0.26-0.3093.412.174-1.31942.416
158HH_DT14DA15:DT42DA43_II-0.0840.7822.965-0.3364.90836.0710.6230.0913.0437.8810.5436.394
160HH_DT16DG17:DC40DA41_II1.0371.8183.2145.0890.78636.6942.755-0.9433.361.24-8.03537.041
165HH_DT21DG22:DC35DA36_II-0.542-0.4283.573-1.9766.2838.712-1.4510.553.4869.3912.95439.247
167HH_DT23DC24:DG33DA34_II0.9130.83.1742.4644.32432.50.677-1.1943.3087.67-4.3732.868
170HH_DT26DT27:DA30DA31_II-0.195-0.9663.2313.055-2.33334.445-1.2650.7953.259-3.925-5.1434.652
171HH_DT27DT28:DA29DA30_II-0.47-0.4853.1490.717-3.30640.652-0.3430.753.169-4.749-1.02940.787

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.