CATH Classification

Domain Context

CATH Clusters

Superfamily Ricin (A Subunit), domain 2
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 2VC3
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
The Isolation and Characterisation of Temperature-Dependent Ricin a Chain Molecules in Saccharomyces Cerevisiae
Allen, S.C.H., Moore, K.A.H., Marsden, C.J., Fulop, V., Moffat, K.G., Lord, J.M., Ladds, G., Roberts, L.M.
FEBS J.