Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'8-5-Internal Loop pdb2hguFA.n1429-1621
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
FLIPPED INTERNAL
Source: Resolution 4.51 ANGSTROMS.
Position (1439, 1611), (1445, 1602)
Primary structure ('_': anchors) _UAAGCACA_-_GCGAU_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		1: C2'-exo, 3: C4'-exo, 11: C2'-exo, 12: C2'-exo, 13: C4'-exo, 16: C4'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		None
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 4 5 ↑
2 5 6 ↑
3 6 7 ↑
4 8 9 ↑
5 9 13 →
6 11 13 ↑
7 14 15 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 2 Hoogsteen/O2' ?
2 1 5 C/O2' ?
3 1 15 Sugar/O2' ?
4 1 17 Watson-Crick/Watson-Crick cis
5 2 3 C/O2' ?
6 5 16 Watson-Crick/Bifurcated cis y
7 6 7 C/O2' ?
8 8 14 Bifurcated/O2' trans y
9 9 14 O2'/Bifurcated ?
10 10 11 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters