Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'26-Segment pdb1yl31A.i367-394
Source: [PDB-id:chain] 1yl3:A (&rarr PDB)
Source: Information CRYSTAL STRUCTURE OF 70S RIBOSOME WITH THRS OPERATOR AND TRNAS. LARGE SUBUNIT. THE COORDINATES FOR THE SMALL SUBUNIT ARE IN THE PDB ENTRY 1YL4.
Source: Compound 23S RIBOSOMAL RNA
Source: Resolution 5.50 ANGSTROMS.
Position (367, 394)
Primary structure ('_': anchors) _GAAAGGUGGGGGGAUAGGUGAGGGUA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		6: C2'-exo, 10: C2'-exo, 13: C4'-exo, 16: C2'-exo, 18: C4'-exo, 22: C2'-exo, 25: C4'-exo, 27: C2'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		2: syn, 18: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 6 7 ↑
2 7 8 ↑
3 10 11 ↑
4 11 12 ↑
5 13 14 ↑
6 14 15 ↑
7 22 23 ↑
8 23 24 ↑
9 25 26 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 2 Watson-Crick/Watson-Crick cis y
2 4 5 Hoogsteen/O2' ?
3 12 13 Hoogsteen/Sugar cis y
4 14 15 C/O2' ?
5 16 17 Hoogsteen/O2' ?
6 17 18 C/O2' ?
7 18 19 Hoogsteen/O2' ?
8 19 20 Hoogsteen/O2' ?
9 26 28 Bifurcated/Watson-Crick cis y
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters