Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'4-6-Internal Loop pdb2aw7FA.n890-901
Source: [PDB-id:chain] 2aw7:A (&rarr PDB)
Source: Information CRYSTAL STRUCTURE OF THE BACTERIAL RIBOSOME FROM ESCHERICHIA COLI AT 3.5 A RESOLUTION. THIS FILE CONTAINS THE 30S SUBUNIT OF THE SECOND 70S RIBOSOME. THE ENTIRE CRYSTAL STRUCTURE CONTAINS TWO 70S RIBOSOMES AND IS DESCRIBED IN REMARK 400.
Source: Compound 16S RIBOSOMAL RNA
FLIPPED INTERNAL
Source: Resolution 3.46 ANGSTROMS.
Position (883, 906), (890, 901)
Primary structure ('_': anchors) _AAAA_-_GAGUAC_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		11: C2'-endo, 12: 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 2 3 ↑
3 3 4 ↑
4 4 9 →
5 5 6 ↑
6 7 8 ↑
7 8 9 ↑
8 10 12 →
9 12 13 &larr
10 13 14 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 14 Watson-Crick/Watson-Crick cis
2 2 13 Bifurcated/O2' trans
3 3 12 Hoogsteen/Hoogsteen trans
4 4 10 Hoogsteen/Watson-Crick trans
5 4 11 O2'/Bifurcated ?
6 5 9 Sugar/Hoogsteen trans
7 5 10 Bifurcated/O2' ?
8 5 11 Bifurcated/O2' ?
9 6 7 Watson-Crick/Watson-Crick cis
10 10 11 Hoogsteen/Sugar cis y
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters