Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'4-4-Internal Loop pdb1xnqFA.n173-196
Source: [PDB-id:chain] 1xnq:A (&rarr PDB)
Source: Information STRUCTURE OF AN INOSINE-ADENINE WOBBLE BASE PAIR COMPLEX IN THE CONTEXT OF THE DECODING CENTER
Source: Compound 16S RIBOSOMAL RNA
FLIPPED INTERNAL
Source: Resolution 3.05 ANGSTROMS.
Position (176, 193), (181, 188)
Primary structure ('_': anchors) _GUGU_-_CCGC_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		8: C3'-exo, 10: 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 4 5 ↑
3 5 6 ↑
4 10 11 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 12 Watson-Crick/Watson-Crick cis
2 2 11 Watson-Crick/Watson-Crick cis y
3 3 8 Sugar/O2' ?
4 3 9 Bifurcated/O2' ?
5 5 9 Watson-Crick/Watson-Crick trans y
6 6 7 Watson-Crick/Watson-Crick cis
7 9 10 O2'/Watson-Crick ?
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters