Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'4-8-Internal Loop pdb1vsaFw.n1059-1146
Source: [PDB-id:chain] 1vsa:w (&rarr PDB)
Source: Information CRYSTAL STRUCTURE OF A 70S RIBOSOME-TRNA COMPLEX REVEALS FUNCTIONAL INTERACTIONS AND REARRANGEMENTS. THIS FILE, 1VSA, CONTAINS THE 50S RIBOSOME SUBUNIT. 30S RIBOSOME SUBUNIT IS IN THE FILE 2OW8
Source: Compound 23S LARGE SUBUNIT RIBOSOMAL RNA
FLIPPED INTERNAL
Source: Resolution 3.71 ANGSTROMS.
Position (1068, 1137), (1077, 1132)
Primary structure ('_': anchors) _UCGA_-_GAAGACAG_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		1: C4'-exo, 2: C3'-exo, 3: C3'-exo, 10: C2'-exo, 11: C2'-exo, 12: C2'-endo, 13: C3'-exo, 14: C3'-exo, 15: C2'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		None
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 1 15 →
2 2 11 →
3 3 4 ↑
4 3 12 &larr
5 4 5 ↑
6 7 8 ↑
7 10 11 ↑
8 15 16 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 2 O2'/Sugar ?
2 1 16 Watson-Crick/Watson-Crick cis
3 2 15 Bifurcated/O2' ?
4 3 11 Bifurcated/O2' trans
5 3 12 Bifurcated/O2' ?
6 5 8 Bifurcated/Watson-Crick cis y
7 6 7 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters