Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'20-Segment pdb2j031A.i1841-1862
Source: [PDB-id:chain] 2j03:A (&rarr PDB)
Source: Information STRUCTURE OF THE THERMUS THERMOPHILUS 70S RIBOSOME COMPLEXED WITH MRNA, TRNA AND PAROMOMYCIN (PART 4 OF 4). THIS FILE CONTAINS THE 50S SUBUNIT FROM MOLECULE II.
Source: Compound 23S RIBOSOMAL RNA
Source: Resolution 2.80 ANGSTROMS.
Position (1841, 1862)
Primary structure ('_': anchors) _CUAAGGUAGCGAAAUUCCUU_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		6: C2'-endo, 7: C2'-endo, 13: C2'-endo, 14: C4'-exo, 15: C2'-endo, 16: C2'-endo, 17: C2'-endo, 20: C2'-endo, 21: C2'-endo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		6: syn, 13: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 1 2 ↑
2 4 5 ↑
3 9 10 ↑
4 10 11 ↑
5 11 12 ↑
6 13 22 →
7 14 16 &larr
8 18 19 ↑
9 19 20 &larr
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 2 6 Watson-Crick/Watson-Crick trans
2 3 5 Hoogsteen/O2' ?
3 7 8 Hoogsteen/Sugar cis y
4 13 20 Watson-Crick/Hoogsteen cis
5 14 16 O2'/Hoogsteen ?
6 17 19 Hoogsteen/Sugar cis y
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters