Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'3-3-Internal Loop pdb3bo21B.n48-90
Source: [PDB-id:chain] 3bo2:B (&rarr PDB)
Source: Information A RELAXED ACTIVE SITE FOLLOWING EXON LIGATION BY A GROUP I INTRON
Source: Compound GROUP I INTRON P9
Source: Resolution 3.31 ANGSTROMS.
Position (53, 85), (57, 81)
Primary structure ('_': anchors) _AAA_-_CAA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		2: C2'-exo, 6: C4'-exo, 8: 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 2 8 &larr
3 3 4 ↑
4 3 9 →
5 4 5 ↑
6 6 7 ↑
7 7 8 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 10 Watson-Crick/Watson-Crick cis
2 2 9 Bifurcated/O2' trans y
3 3 8 Sugar/Hoogsteen trans
4 4 7 Watson-Crick/Watson-Crick trans y
5 5 6 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters