Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'5-6-Internal Loop pdb2i2u1A.n149-164
Source: [PDB-id:chain] 2i2u:A (&rarr PDB)
Source: Information CRYSTAL STRUCTURE OF RIBOSOME WITH MESSENGER RNA AND THE ANTICODON STEM-LOOP OF P-SITE TRNA. THIS FILE CONTAINS THE 30S SUBUNIT OF ONE 70S RIBOSOME. THE ENTIRE CRYSTAL STRUCTURE CONTAINS TWO 70S RIBOSOMES AND IS DESCRIBED IN REMARK 400.
Source: Compound 16S RIBOSOMAL RNA
Source: Resolution 3.22 ANGSTROMS.
Position (143, 171), (149, 164)
Primary structure ('_': anchors) _GAUAA_-_CUAAUA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		9: C4'-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 4 ↑
3 3 14 →
4 4 10 &larr
5 5 6 ↑
6 5 11 →
7 6 7 ↑
8 8 9 ↑
9 9 10 ↑
10 11 12 ↑
11 12 14 ↑
12 14 15 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 15 Watson-Crick/Watson-Crick cis
2 2 14 Watson-Crick/Watson-Crick cis
3 3 12 Hoogsteen/Watson-Crick trans y
4 4 11 Hoogsteen/Watson-Crick trans
5 5 10 Watson-Crick/Hoogsteen trans
6 6 7 Bifurcated/O2' ?
7 6 9 Watson-Crick/Hoogsteen trans y
8 7 8 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters