Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'7-7-Internal Loop pdb1c2x1C.n70-106
Source: [PDB-id:chain] 1c2x:C (&rarr PDB)
Source: Information 5S RRNA STRUCTURE FITTED TO A CRYO-ELECTRON MICROSCOPIC MAP AT 7.5 ANGSTROMS RESOLUTION
Source: Compound 5S RIBOSOMAL RNA
Source: Resolution 7.50 ANGSTROMS.
Position (71, 105), (79, 97)
Primary structure ('_': anchors) _GAUGGUA_-_GAGAGUA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		3: C2'-exo, 12: C2'-exo, 14: C2'-exo
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 17 →
4 6 7 ↑
5 7 8 ↑
6 8 9 ↑
7 8 12 →
8 10 11 ↑
9 12 13 ↑
10 13 14 ↑
11 14 15 ↑
12 15 16 ↑
13 16 17 ↑
14 17 18 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 18 Watson-Crick/Watson-Crick cis
2 2 15 O2'/Hoogsteen ?
3 2 16 O2'/Bifurcated ?
4 2 17 Hoogsteen/Sugar trans
5 3 16 Watson-Crick/Hoogsteen trans
6 4 15 Watson-Crick/Hoogsteen trans y
7 5 6 O2'/Bifurcated ?
8 6 13 Bifurcated/Watson-Crick trans
9 7 12 Hoogsteen/Watson-Crick trans
10 8 11 O2'/Bifurcated trans
11 9 10 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters