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 (2)

P05387
RLA2_HUMAN
Homo sapiens
60S acidic ribosomal protein P2
P02879
RICI_RICCO
Ricinus communis
Ricin

PDB Structure

PDB 5DDZ
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural insights into the interaction of the ribosomal P stalk protein P2 with a type II ribosome-inactivating protein ricin
Fan, X., Zhu, Y., Wang, C., Niu, L., Teng, M., Li, X.
Sci Rep