Please cite:
Schudoma et al.,
Nucl. Acids Res. 38: 970-980.
DOI 10.1093/nar/gkp1010.
'3-3-Internal Loop pdb1x8wFA.n120-162
Source: [PDB-id:chain] 1x8w:A (&rarr PDB)
Source: Information STRUCTURE OF THE TETRAHYMENA RIBOZYME: BASE TRIPLE SANDWICH AND METAL ION AT THE ACTIVE SITE
Source: Compound TETRAHYMENA RIBOZYME RNA
FLIPPED INTERNAL
Source: Resolution 3.80 ANGSTROMS.
Position (121, 161), (125, 157)
Primary structure ('_': anchors) _GCA_-_CAA_
Bases with unusual sugar puckers
(Standard: C3'-endo)
1: C2'-exo, 2: C4'-exo
Bases with unusual glycosidic-bond configuration
(Standard: anti)
2: syn
Tertiary structure: Stacked bases
# Position 1 Position 2 Stacking direction
1 1 3
2 4 5
3 6 7
4 7 8
5 9 10
Tertiary structure: Base-pairs
(anchor pairs)
# Position 1 Position 2 Edges Configuration Single?
1 1 10 Watson-Crick/Watson-Crick cis
2 4 7 Sugar/Hoogsteen trans
3 4 8 Bifurcated/O2' ?
4 5 6 Watson-Crick/Watson-Crick cis
Downloads Atom coordinates (PDB format)
Contact annotation (MC-Annotate format)
3D Structure Structure Graph
Structural Clusters