Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'3-2-Internal Loop pdb1kxk1A.n19-54
Source: [PDB-id:chain] 1kxk:A (&rarr PDB)
Source: Information CRYSTAL STRUCTURE OF A RNA MOLECULE CONTAINING DOMAIN 5 AND 6 OF THE YEAST AI5G GROUP II SELF-SPLICING INTRON
Source: Compound AI5G GROUP II SELF-SPLICING INTRON
Source: Resolution 3.00 ANGSTROMS.
Position (15, 57), (19, 54)
Primary structure ('_': anchors) _UAA_-_AU_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		5: C2'-exo, 8: C4'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		None
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 2 3 ↑
2 3 6 &larr
3 3 7 →
4 4 5 ↑
5 7 9 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 9 Watson-Crick/Watson-Crick cis
2 2 7 Hoogsteen/Watson-Crick trans
3 3 4 Hoogsteen/O2' cis y
4 3 7 O2'/Watson-Crick ?
5 5 6 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters