Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'5-4-Internal Loop pdb2hgu1A.n224-251
Source: [PDB-id:chain] 2hgu:A (&rarr PDB)
Source: Information 70S T.TH. RIBOSOME FUNCTIONAL COMPLEX WITH MRNA AND E- AND P-SITE TRNAS AT 4.5A. THIS ENTRY 2HGU CONTAINS 50S RIBOSOMAL SUBUNIT. THE 30S RIBOSOMAL SUBUNIT CAN BE FOUND IN PDB ENTRY 2HGR.
Source: Compound 23S RRNA
Source: Resolution 4.51 ANGSTROMS.
Position (228, 247), (234, 242)
Primary structure ('_': anchors) _GAGUA_-_GAAA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		1: C4'-exo, 7: C2'-exo, 13: C2'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		None
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 1 2 ↑
2 3 5 →
3 4 9 &larr
4 5 6 ↑
5 6 10 →
6 8 9 ↑
7 10 11 ↑
8 11 12 ↑
9 12 13 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 13 Watson-Crick/Watson-Crick cis
2 2 11 Bifurcated/O2' ?
3 2 12 Bifurcated/O2' ?
4 3 11 Hoogsteen/Hoogsteen trans
5 4 9 Bifurcated/O2' ?
6 4 10 O2'/Bifurcated ?
7 5 10 Hoogsteen/Watson-Crick trans
8 6 9 O2'/Bifurcated ?
9 7 8 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters