Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'5-4-Internal Loop pdb1hr21B.n6-112
Source: [PDB-id:chain] 1hr2:B (&rarr PDB)
Source: Information CRYSTAL STRUCTURE ANALYSIS OF A MUTANT P4-P6 DOMAIN (DELC209) OF TETRAHYMENA THEMOPHILA GROUP I INTRON.
Source: Compound P4-P6 DELC209 MUTANT RNA RIBOZYME DOMAIN
Source: Resolution 2.25 ANGSTROMS.
Position (9, 109), (15, 104)
Primary structure ('_': anchors) _GGAAA_-_AACA_
Bases with unusual sugar puckers
(Standard: C3'-endo) 		None
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 ↑
3 3 4 ↑
4 4 9 &larr
5 5 6 ↑
6 5 10 →
7 6 7 ↑
8 8 9 ↑
9 10 11 ↑
10 11 12 ↑
11 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 Watson-Crick/Watson-Crick cis
4 4 10 Bifurcated/O2' trans
5 5 9 O2'/Bifurcated trans
6 7 8 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters