Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'7-3-Internal Loop pdb1m901A.n1107-1194
Source: [PDB-id:chain] 1m90:A (&rarr PDB)
Source: Information CO-CRYSTAL STRUCTURE OF CCA-PHE-CAPROIC ACID-BIOTIN AND SPARSOMYCIN BOUND TO THE 50S RIBOSOMAL SUBUNIT
Source: Compound 23S RRNA
Source: Resolution 2.80 ANGSTROMS.
Position (1116, 1185), (1124, 1181)
Primary structure ('_': anchors) _CUAGACA_-_CGA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		3: C2'-endo, 4: C2'-endo, 5: C2'-endo, 12: C3'-exo, 13: C2'-endo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		None
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 1 2 ↑
2 3 5 →
3 3 13 ↓
4 5 12 &larr
5 6 7 ↑
6 6 13 →
7 7 8 ↑
8 8 9 ↑
9 10 11 ↑
10 11 12 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 14 Watson-Crick/Watson-Crick cis
2 2 13 Watson-Crick/O2' ?
3 5 12 Bifurcated/O2' ?
4 5 13 Hoogsteen/Sugar trans
5 6 14 O2'/Watson-Crick trans
6 9 10 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters