4ECW: Base Pair Morphology Step Parameters

A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 22-Jun-2022 number of released structures: 12128

Search for released structures

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.