Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'4-4-Internal Loop pdb1nji1A.n2634-2668
Source: [PDB-id:chain] 1nji:A (&rarr PDB)
Source: Information STRUCTURE OF CHLORAMPHENICOL BOUND TO THE 50S RIBOSOMAL SUBUNIT
Source: Compound 23S RIBOSOMAL RNA
Source: Resolution 3.00 ANGSTROMS.
Position (2636, 2666), (2641, 2661)
Primary structure ('_': anchors) _GUAA_-_GAAA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		11: C2'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		10: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 1 2 ↑
2 2 3 ↑
3 4 5 ↑
4 4 9 →
5 5 6 ↑
6 7 8 ↑
7 9 11 ↑
8 11 12 ↑
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
3 3 9 Hoogsteen/Watson-Crick trans
4 4 8 Watson-Crick/O2' ?
5 5 8 O2'/Bifurcated trans
6 6 7 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters