Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'6-7-Internal Loop pdb2qa4F9.n71-110
Source: [PDB-id:chain] 2qa4:9 (&rarr PDB)
Source: Information A MORE COMPLETE STRUCTURE OF THE THE L7/L12 STALK OF THE HALOARCULA MARISMORTUI 50S LARGE RIBOSOMAL SUBUNIT
Source: Compound 5S RIBOSOMAL RNA
FLIPPED INTERNAL
Source: Resolution 3.00 ANGSTROMS.
Position (73, 108), (81, 101)
Primary structure ('_': anchors) _GAAACC_-_GGGAGUA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		6: C4'-exo, 12: C2'-endo, 13: C2'-endo
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 4 ↑
4 4 5 ↑
5 5 6 ↑
6 6 10 →
7 7 8 ↑
8 7 12 &larr
9 9 10 ↑
10 11 13 →
11 13 14 &larr
12 14 15 ↑
13 15 16 ↑
14 16 17 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 17 Watson-Crick/Watson-Crick cis
2 3 15 Watson-Crick/Watson-Crick cis
3 4 14 Bifurcated/O2' trans
4 5 13 Hoogsteen/Hoogsteen trans y
5 6 11 Hoogsteen/Watson-Crick trans
6 6 12 O2'/Bifurcated ?
7 7 10 Sugar/Hoogsteen trans
8 7 11 Bifurcated/O2' ?
9 7 12 Watson-Crick/O2' ?
10 8 9 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters