CATH Classification

Domain Context

CATH Clusters

Superfamily Ricin (A subunit), domain 1
Functional Family Ricin

Enzyme Information

3.2.2.22
rRNA N-glycosylase.
based on mapping to UniProt P02879
Endohydrolysis of the N-glycosidic bond at one specific adenosine on the 28S rRNA.
-!- Ricin A-chain and related toxins show this activity. -!- Naked rRNA is attacked more slowly than rRNA in intact ribosomes. -!- Naked rRNA from Escherichia coli is cleaved at a corresponding position.

UniProtKB Entries (1)

P02879
RICI_RICCO
Ricinus communis
Ricin

PDB Structure

PDB 4HV7
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Peptide-conjugated pterins as inhibitors of ricin toxin A.
Saito, R., Pruet, J.M., Manzano, L.A., Jasheway, K., Monzingo, A.F., Wiget, P.A., Kamat, I., Anslyn, E.V., Robertus, J.D.
J.Med.Chem.
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