Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'9-8-Internal Loop pdb1i971A.n1395-1462
Source: [PDB-id:chain] 1i97:A (&rarr PDB)
Source: Information CRYSTAL STRUCTURE OF THE 30S RIBOSOMAL SUBUNIT FROM THERMUS THERMOPHILUS IN COMPLEX WITH TETRACYCLINE
Source: Compound 16S RRNA
Source: Resolution 4.50 ANGSTROMS.
Position (1396, 1461), (1406, 1452)
Primary structure ('_': anchors) _GGAGCGGGC_-_CCCGUGAC_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		15: C2'-exo, 18: C2'-exo, 21: C2'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		None
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 1 2 ↑
2 2 3 ↑
3 4 5 ↑
4 4 19 →
5 7 8 ↑
6 7 16 →
7 8 9 ↑
8 9 10 ↑
9 12 13 ↑
10 13 14 ↑
11 15 16 ↑
12 16 17 ↑
13 17 18 ↑
14 19 20 ↑
15 20 21 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 21 Watson-Crick/Watson-Crick cis
2 3 19 Bifurcated/O2' ?
3 11 12 Watson-Crick/Watson-Crick cis y
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters