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: DR0004  PDB ID: 1ET4 


Base Pair Morphology Parameters

CSV Format

Model NumberPair NumberPair NameShearStretchStaggerBucklePropellorOpening
18A_A231:A214_A-1.54-1.363-0.59120.167-10.041172.629
16A_C229:U215_A0.1220.35-0.7950.969-8.806-41.671
110A_C233:G212_A0.049-0.1520.1531.18-15.6256.16
11A_G207:C222_A-0.039-0.1960.224-4.462-14.706-1.024
12A_G208:C221_A-0.0810.020.299-11.142-25.7745.533
14A_G226:C219_A0.1390.0250.156-13.098-12.405-0.269
15A_G228:C218_A-0.032-0.057-0.184-22.611-13.9160.087
17A_G230:C211_A-0.482-0.2840.6763.453-19.482-3.769
19A_G232:C213_A-0.218-0.0810.3351.838-8.368-1.452
13A_U209:A220_A0.060.0950.185-14.7-18.472-5.099
118B_A331:A314_B-1.645-1.401-0.33920.327-5.764174.653
116B_C329:U315_B-0.1810.562-0.558-0.384-9.532-45.585
120B_C333:G312_B0.420.0140.217-3.816-11.3545.035
111B_G307:C322_B-0.126-0.2540.2936.706-14.573-1.907
112B_G308:C321_B-0.236-0.2780.169-5.041-31.1974.961
114B_G326:C319_B0.16-0.179-0.282-15.038-10.07-3.402
115B_G328:C318_B-0.166-0.090.017-17.232-13.8861.906
117B_G330:C311_B-0.103-0.250.257-4.486-21.021-5.152
119B_G332:C313_B-0.18-0.0770.082-1.404-7.3891.55
113B_U309:A320_B0.122-0.0060.232-12.995-18.337-9.321
128C_A431:A414_C-1.418-1.525-0.45620.56-6.521173.1
126C_C429:U415_C0.0760.348-0.752-3.137-15.471-39.575
130C_C433:G412_C0.683-0.2010.0740.43-17.4196.857
121C_G407:C422_C-0.155-0.062-0.113-6.344-18.3510.732
122C_G408:C421_C-0.334-0.095-0.164-17.685-26.1796.523
124C_G426:C419_C0.026-0.141-0.371-13.401-14.499-1.792
125C_G428:C418_C-0.076-0.053-0.244-22.444-12.416-0.478
127C_G430:C411_C-0.424-0.0630.311-4.0-26.863-0.826
129C_G432:C413_C-0.33-0.067-0.113-5.504-13.8520.621
123C_U409:A420_C0.2730.0330.167-14.102-14.705-2.218
138D_A531:A514_D-1.572-1.362-0.5519.297-8.693175.433
136D_C529:U515_D-0.0520.306-0.953-0.4-15.105-42.391
140D_C533:G512_D0.536-0.349-0.1481.334-14.815-0.446
131D_G507:C522_D-0.315-0.085-0.104-7.468-19.431.897
132D_G508:C521_D-0.1380.006-0.157-14.227-27.7854.752
134D_G526:C519_D-0.187-0.09-0.407-16.41-10.645-2.012
135D_G528:C518_D0.009-0.124-0.298-23.257-12.5881.043
137D_G530:C511_D-0.155-0.0390.51-2.143-18.763-2.698
139D_G532:C513_D-0.402-0.184-0.109-8.749-12.363-0.127
133D_U509:A520_D0.2080.0080.086-14.123-12.931-5.713
148E_A131:A114_E-1.556-1.373-0.75225.789-10.134174.368
146E_C129:U115_E-0.2360.362-0.578-1.687-7.295-42.691
150E_C133:G112_E0.576-0.534-0.2950.696-12.3783.771
141E_G107:C122_E-0.18-0.043-0.357-8.596-19.2740.948
142E_G108:C121_E-0.466-0.07-0.277-16.39-27.5386.145
144E_G126:C119_E-0.037-0.159-0.21-11.695-11.632-1.989
145E_G128:C118_E-0.089-0.0180.117-17.796-11.9790.611
147E_G130:C111_E-0.126-0.1470.402-3.732-19.44-2.689
149E_G132:C113_E-0.2570.0660.041-1.965-14.1310.788
143E_U109:A120_E0.2040.072-0.04-10.693-15.97-2.059

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.