Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'3-3-Internal Loop pdb1vspFw.n1864-1887
Source: [PDB-id:chain] 1vsp:w (&rarr PDB)
Source: Information INTERACTIONS AND DYNAMICS OF THE SHINE-DALGARNO HELIX IN THE 70S RIBOSOME. THIS FILE, 1VSP, CONTAINS THE 50S RIBOSOME SUBUNIT. 30S RIBOSOME SUBUNIT IS IN THE FILE 2QNH
Source: Compound 23S LARGE SUBUNIT RIBOSOMAL RNA
FLIPPED INTERNAL
Source: Resolution 3.83 ANGSTROMS.
Position (1865, 1886), (1869, 1882)
Primary structure ('_': anchors) _GAA_-_GGA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		2: 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 2 3 ↑
3 3 7 →
4 4 5 ↑
5 4 6 →
6 4 8 &larr
7 8 9 ↑
8 9 10 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 10 Watson-Crick/Watson-Crick cis
2 2 9 Bifurcated/O2' trans
3 3 8 Bifurcated/O2' trans
4 4 7 O2'/Bifurcated trans
5 5 6 Watson-Crick/Watson-Crick cis
6 6 7 Hoogsteen/O2' ?
7 7 8 Hoogsteen/O2' ?
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters