1XST: Base Pair Morphology Step Parameters

A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 18-May-2022 number of released structures: 12082

Search for released structures

NDB ID: 1XST PDB ID: 1XST

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_A3A4:U24U25_AA	0.522	-0.603	4.634	2.529	-2.16	35.847	-0.537	-0.331	4.686	-3.5	-4.099	35.996
1	4	AA_A4G5:C23U24_AA	0.29	-1.476	3.514	-1.496	3.837	27.016	-4.117	-1.002	3.256	8.153	3.178	27.322
1	6	AA_C7C8:G21G22_AA	-1.103	-1.728	3.855	1.435	14.95	33.986	-4.862	1.941	2.827	24.166	-2.319	37.067
1	7	AA_C8G9:C20G21_AA	0.06	-1.857	5.488	2.288	-0.175	25.735	-4.073	0.937	5.484	-0.392	-5.124	25.835
1	11	AA_C12U13:G16G17_AA	1.401	-0.304	2.89	3.281	12.481	99.825	-0.369	-0.866	2.882	8.133	-2.138	100.435
1	1	AA_G1G2:C26C27_AA	0.472	-0.989	4.594	-0.736	14.363	26.969	-5.697	-1.092	3.605	28.38	1.455	30.501
1	2	AA_G2A3:U25C26_AA	-0.648	-0.987	4.144	-1.375	-2.085	32.693	-1.29	0.845	4.22	-3.697	2.438	32.785
1	5	AA_G5C7:G22C23_AA	-1.678	-0.693	3.176	1.424	46.112	39.411	-2.795	1.744	1.593	51.604	-1.594	59.967
1	8	AA_G9G10:C19C20_AA	1.94	-1.84	3.806	-13.15	3.18	29.843	-3.828	-5.76	2.543	5.814	24.04	32.703
1	9	AA_G10U11:A18C19_AA	-2.846	-1.242	3.847	7.561	-12.113	29.146	0.23	6.636	3.275	-22.451	-14.014	32.387
1	10	AA_U11C12:G17A18_AA	0.786	-1.11	3.442	0.337	17.189	33.313	-3.952	-1.183	2.59	27.802	-0.545	37.376

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.