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A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 11-May-2022 number of released structures: 12077
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NDB ID:
1QWA
PDB ID:
1QWA
 
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
3
AA_A3U4:A18U19_AA
-0.128
-0.664
4.336
-1.644
-6.917
29.752
0.593
-0.197
4.376
-13.235
3.145
30.571
1
6
AA_C6C7:G14G16_AA
1.856
0.447
4.14
0.82
3.942
41.866
0.101
-2.478
4.197
5.501
-1.144
42.05
1
7
AA_C7U8:A13G14_AA
-0.417
-1.082
4.834
-0.648
-1.092
24.523
-2.043
0.683
4.886
-2.568
1.524
24.555
1
1
AA_G1G2:C20C21_AA
-0.656
-2.904
3.322
-7.201
-0.892
28.922
-5.451
-0.309
3.466
-1.752
14.138
29.8
1
2
AA_G2A3:U19C20_AA
0.192
-1.73
4.53
3.647
-1.588
26.397
-3.165
0.921
4.608
-3.453
-7.929
26.69
1
5
AA_G5C6:G16C17_AA
1.107
-2.01
4.429
4.305
-2.446
20.901
-3.988
-0.493
4.758
-6.622
-11.658
21.473
1
4
AA_U4G5:C17A18_AA
-0.641
-0.225
4.382
-0.281
1.805
38.518
-0.64
0.924
4.372
2.735
0.426
38.56
1
8
AA_U8C9:G12A13_AA
-0.17
-0.463
3.615
6.693
8.957
102.471
-0.44
0.216
3.567
5.732
-4.283
102.909
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.