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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:
NA1706
PDB ID:
4ECW
 
Base Pair Morphology Step Parameters
CSV Format
Model Number
Step Number
Step Name
Shift
Slide
Rise
Tilt
Roll
Twist
X-Displacement
Y-Displacement
Helical Rise
Inclination
Tip
Helical Twist
1
1
TT_DA5DT6:DA7DT8_PP
0.785
-1.139
3.491
2.239
1.459
26.521
-2.877
-1.077
3.478
3.17
-4.864
26.653
1
4
TT_DA8DC9:DG4DT5_PP
0.419
-0.638
3.178
4.344
0.676
30.362
-1.336
0.044
3.191
1.283
-8.239
30.671
1
5
TT_DC9DG10:DC3DG4_PP
-0.36
-0.566
3.82
-5.355
7.564
34.206
-2.221
-0.322
3.63
12.576
8.903
35.403
1
7
TT_DC11DT12:DA1DG2_PP
0.27
0.106
2.926
-2.282
3.375
25.796
-0.587
-1.154
2.882
7.501
5.071
26.111
1
3
TT_DG7DA8:DT5DC6_PP
-0.543
-0.449
3.264
-2.375
1.499
34.926
-0.972
0.545
3.271
2.493
3.949
35.035
1
6
TT_DG10DC11:DG2DC3_PP
-0.528
-0.513
3.558
-2.173
0.176
37.856
-0.814
0.509
3.579
0.272
3.346
37.917
1
2
TT_DT6DG7:DC6DA7_PP
-0.38
-1.205
3.443
5.726
11.084
27.39
-4.542
1.879
2.637
22.016
-11.375
30.048
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.