Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'4-3-Internal Loop pdb2hgu1A.n2840-2853
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 (2835, 2857), (2840, 2853)
Primary structure ('_': anchors) _GUAA_-_UGA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		2: C4'-exo, 3: C2'-exo, 8: C4'-exo, 9: C4'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		3: syn, 8: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 5 6 ↑
2 10 11 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 11 Watson-Crick/Watson-Crick cis y
2 2 3 Watson-Crick/Sugar cis y
3 2 9 O2'/Bifurcated cis y
4 3 9 Sugar/Watson-Crick cis y
5 3 10 Sugar/O2' ?
6 4 8 Watson-Crick/Hoogsteen trans y
7 4 10 O2'/Hoogsteen ?
8 4 11 O2'/Sugar ?
9 6 7 Watson-Crick/Watson-Crick cis
10 7 8 Hoogsteen/Hoogsteen cis y
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters