Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'6-2-Internal Loop pdb1c2wFB.n2640-2774
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 (2637, 2781), (2640, 2774)
Primary structure ('_': anchors) _GAGAUG_-_GA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		None
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		2: syn, 4: syn, 5: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 7 8 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 12 Watson-Crick/Watson-Crick cis
2 4 5 O2'/Bifurcated ?
3 4 6 O2'/Bifurcated ?
4 5 10 Hoogsteen/O2' ?
5 5 11 Bifurcated/O2' ?
6 5 12 Sugar/O2' ?
7 8 9 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters