Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'7-8-Internal Loop pdb1pnu10.n2019-2179
Source: [PDB-id:chain] 1pnu:0 (&rarr PDB)
Source: Information CRYSTAL STRUCTURE OF A STREPTOMYCIN DEPENDENT RIBOSOME FROM ESCHERICHIA COLI, 50S SUBUNIT OF 70S RIBOSOME. THIS FILE, 1PNU, CONTAINS ONLY MOLECULES OF THE 50S RIBOSOMAL SUBUNIT. THE 30S SUBUNIT, MRNA, P-SITE TRNA, AND A-SITE TRNA ARE IN THE PDB FILE 1PNS.
Source: Compound 23S RIBOSOMAL RNA
Source: Resolution 8.70 ANGSTROMS.
Position (2022, 2176), (2030, 2167)
Primary structure ('_': anchors) _UAGUCUG_-_UUGGCGGG_
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 3 4 ↑
3 3 18 →
4 4 5 ↑
5 6 7 ↑
6 8 9 ↑
7 10 11 ↑
8 12 13 ↑
9 13 14 ↑
10 14 15 ↑
11 15 16 ↑
12 18 19 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 19 Watson-Crick/Watson-Crick cis
2 3 16 O2'/Bifurcated ?
3 4 15 Watson-Crick/Watson-Crick cis
4 6 13 Watson-Crick/Watson-Crick cis
5 9 10 Watson-Crick/Watson-Crick cis
6 16 18 Hoogsteen/O2' ?
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters