Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'4-3-Internal Loop pdb1c2wFB.n700-732
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
FLIPPED INTERNAL
Source: Resolution 7.50 ANGSTROMS.
Position (703, 729), (707, 724)
Primary structure ('_': anchors) _GGAG_-_GAA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		None
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		2: syn, 3: syn, 5: syn, 9: syn, 10: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 3 8 ↓
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 11 Watson-Crick/Watson-Crick cis y
2 3 4 C/O2' ?
3 3 5 Watson-Crick/O2' ?
4 3 8 O2'/Bifurcated ?
5 4 11 Watson-Crick/Sugar trans y
6 5 9 O2'/Hoogsteen ?
7 6 7 Watson-Crick/Watson-Crick cis y
8 7 8 Hoogsteen/O2' ?
9 9 10 Hoogsteen/O2' ?
10 10 11 Watson-Crick/Watson-Crick cis y
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters