CATH Classification

Domain Context

CATH Clusters

Superfamily Ricin (A subunit), domain 1
Functional Family

Enzyme Information

3.2.2.22
rRNA N-glycosylase.
based on mapping to UniProt P33186
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)

P33186
RIPG_SURMU
Suregada multiflora
Ribosome-inactivating protein gelonin

PDB Structure

PDB 3KTZ
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
A new activity of anti-HIV and anti-tumor protein GAP31: DNA adenosine glycosidase--structural and modeling insight into its functions.
Li, H.G., Huang, P.L., Zhang, D., Sun, Y., Chen, H.C., Zhang, J., Huang, P.L., Kong, X.P., Lee-Huang, S.
Biochem.Biophys.Res.Commun.