Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'7-5-Internal Loop pdb1yl4FA.n231-277
Source: [PDB-id:chain] 1yl4:A (&rarr PDB)
Source: Information CRYSTAL STRUCTURE OF 70S RIBOSOME WITH THRS OPERATOR AND TRNAS. 30S SUBUNIT. THE COORDINATES FOR THE 50S SUBUNIT ARE IN THE PDB ENTRY 1YL3
Source: Compound 16S RRNA
FLIPPED INTERNAL
Source: Resolution 5.50 ANGSTROMS.
Position (232, 276), (238, 268)
Primary structure ('_': anchors) _GACGACG_-_CAUCA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		6: C4'-exo, 10: C2'-exo, 11: C4'-exo, 13: O4'-endo, 14: C4'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		14: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 1 2 ↑
2 7 11 ↑
3 8 9 ↑
4 8 10 →
5 11 14 ↑
6 12 14 ↓
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 16 Watson-Crick/Watson-Crick cis
2 3 12 Watson-Crick/Watson-Crick cis y
3 4 10 Sugar/Sugar trans y
4 4 14 Hoogsteen/Watson-Crick trans
5 5 7 Watson-Crick/O2' ?
6 5 11 Sugar/Watson-Crick cis y
7 9 10 Watson-Crick/Watson-Crick cis y
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters