Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'5-4-Internal Loop pdb1un61F.n19-55
Source: [PDB-id:chain] 1un6:F (&rarr PDB)
Source: Information THE CRYSTAL STRUCTURE OF A ZINC FINGER- RNA COMPLEX REVEALS TWO MODES OF MOLECULAR RECOGNITION
Source: Compound 5S RIBOSOMAL RNA
Source: Resolution 3.10 ANGSTROMS.
Position (25, 49), (31, 44)
Primary structure ('_': anchors) _UAGUA_-_GAAU_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		3: C2'-endo, 4: 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 &larr
3 3 5 →
4 4 9 &larr
5 6 7 ↑
6 6 10 →
7 8 9 ↑
8 10 11 ↑
9 11 12 ↑
10 12 13 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 13 Watson-Crick/Watson-Crick cis
2 2 12 Watson-Crick/Watson-Crick cis
3 3 11 Hoogsteen/Hoogsteen trans
4 4 5 Hoogsteen/Sugar cis y
5 4 9 Watson-Crick/O2' ?
6 4 10 O2'/Bifurcated ?
7 5 9 Bifurcated/O2' ?
8 5 10 Hoogsteen/Watson-Crick trans
9 6 9 O2'/Bifurcated trans
10 7 8 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters