Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'13-Segment pdb3bo31B.i131-145
Source: [PDB-id:chain] 3bo3: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 3.40 ANGSTROMS.
Position (131, 145)
Primary structure ('_': anchors) _GUAGAGACUAGAC_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		3: C2'-endo, 4: C3'-exo, 5: C1'-exo, 6: C2'-exo, 9: C4'-exo, 11: C4'-exo, 12: C2'-endo, 13: C2'-endo, 14: C1'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti) 		12: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 2 3 &larr
2 4 7 &larr
3 6 7 ↑
4 7 8 ↑
5 8 9 ↑
6 9 10 ↑
7 10 11 ↑
8 11 12 &larr
9 12 13 →
10 13 15 ↑
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 4 8 O2'/Bifurcated ?
2 5 6 Hoogsteen/Sugar cis y
3 13 14 O2'/Sugar ?
4 13 15 Hoogsteen/O2' ?
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters