Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'4-2-Internal Loop pdb1vsaFw.n320-368
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 (317, 373), (320, 368)
Primary structure ('_': anchors) _GAAA_-_UA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		3: C4'-exo, 4: C3'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		4: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 1 2 ↑
2 4 5 ↑
3 5 6 ↑
4 7 8 ↑
5 9 10 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 3 Hoogsteen/O2' ?
2 1 10 Watson-Crick/Watson-Crick cis
3 2 3 C/O2' ?
4 3 4 Hoogsteen/Sugar cis y
5 5 8 Bifurcated/Hoogsteen trans y
6 6 7 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters