Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'2-4-Internal Loop pdb1yl4FA.n245-263
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 (240, 266), (245, 263)
Primary structure ('_': anchors) _AA_-_AGUU_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		1: C2'-exo, 6: C4'-exo, 8: C4'-exo, 9: C2'-exo, 10: C4'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		9: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 2 3 ↑
2 3 5 →
3 5 6 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 2 C/O2' ?
2 1 7 Bifurcated/O2' ?
3 1 10 Watson-Crick/Watson-Crick cis y
4 2 7 Watson-Crick/Watson-Crick cis
5 2 9 Watson-Crick/Bifurcated trans y
6 4 5 Watson-Crick/Watson-Crick cis
7 5 8 Hoogsteen/Watson-Crick cis y
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters