Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'6-5-Internal Loop pdb2b66FA.n2373-2414
Source: [PDB-id:chain] 2b66:A (&rarr PDB)
Source: Information 50S RIBOSOMAL SUBUNIT FROM A CRYSTAL STRUCTURE OF RELEASE FACTOR RF1, TRNAS AND MRNA BOUND TO THE RIBOSOME. THIS FILE CONTAINS THE 50S SUBUNIT FROM A CRYSTAL STRUCTURE OF RELEASE FACTOR RF1, TRNAS AND MRNA BOUND TO THE RIBOSOME AND IS DESCRIBED IN REMARK 400
Source: Compound 23S RIBOSOMAL RNA
FLIPPED INTERNAL
Source: Resolution 5.90 ANGSTROMS.
Position (2375, 2412), (2381, 2405)
Primary structure ('_': anchors) _AGGUUU_-_GAUCU_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		3: C4'-exo, 4: C4'-exo, 5: C2'-endo, 6: C2'-exo, 7: C2'-exo, 11: C2'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		None
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 5 14 &larr
2 6 7 ↑
3 6 10 →
4 7 8 ↑
5 11 12 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 2 C/Watson-Crick cis y
2 1 15 Watson-Crick/Watson-Crick cis
3 2 12 Hoogsteen/Watson-Crick cis y
4 2 13 Watson-Crick/Bifurcated cis y
5 3 12 Watson-Crick/Watson-Crick cis
6 5 14 O2'/Watson-Crick ?
7 6 11 Watson-Crick/Watson-Crick cis y
8 8 9 Watson-Crick/Watson-Crick cis
9 13 14 C/O2' ?
10 14 15 Bifurcated/Bifurcated cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters