Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'4-4-Internal Loop pdb1c2w1B.n2742-2762
Source: [PDB-id:chain] 1c2w:B (&rarr PDB)
Source: Information 23S RRNA STRUCTURE FITTED TO A CRYO-ELECTRON MICROSCOPIC MAP AT 7.5 ANGSTROMS RESOLUTION
Source: Compound 23S RIBOSOMAL RNA
Source: Resolution 7.50 ANGSTROMS.
Position (2737, 2767), (2742, 2762)
Primary structure ('_': anchors) _AUAA_-_GAAA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		None
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		2: syn, 4: syn, 5: syn, 9: syn, 11: syn
Tertiary structure: Stacked bases None
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 12 Watson-Crick/Watson-Crick cis
2 2 5 C/O2' ?
3 4 5 O2'/Sugar ?
4 4 6 O2'/C ?
5 5 6 Hoogsteen/O2' ?
6 6 7 Watson-Crick/Watson-Crick cis
7 7 10 Watson-Crick/O2' ?
8 8 10 O2'/Bifurcated ?
9 9 10 Hoogsteen/O2' ?
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters