Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'4-4-Internal Loop pdb1hnzFA.n1392-1459
Source: [PDB-id:chain] 1hnz:A (&rarr PDB)
Source: Information STRUCTURE OF THE THERMUS THERMOPHILUS 30S RIBOSOMAL SUBUNIT IN COMPLEX WITH HYGROMYCIN B
Source: Compound 16S RIBOSOMAL RNA
FLIPPED INTERNAL
Source: Resolution 3.30 ANGSTROMS.
Position (1393, 1458), (1398, 1453)
Primary structure ('_': anchors) _UGAC_-_GGAG_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		None
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 9 →
4 4 5 ↑
5 4 10 &larr
6 5 6 ↑
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 12 Watson-Crick/Watson-Crick cis y
2 3 10 Bifurcated/O2' trans y
3 4 9 O2'/Bifurcated trans
4 6 7 Watson-Crick/Watson-Crick cis
5 8 9 Hoogsteen/O2' ?
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters