CATH Classification

Domain Context

CATH Clusters

Superfamily Ricin (A Subunit), domain 2
Functional Family

Enzyme Information

3.2.2.22
rRNA N-glycosylase.
based on mapping to UniProt P09989
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)

P09989
RIPT_TRIKI
Trichosanthes kirilowii
Ribosome-inactivating protein alpha-trichosanthin

PDB Structure

PDB 2VS6
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
The C-Terminal Fragment of the Ribosomal P Protein Complexed to Trichosanthin Reveals the Interaction between the Ribosome-Inactivating Protein and the Ribosome.
Too, P.H., Ma, M.K., Mak, A.N., Wong, Y.T., Tung, C.K., Zhu, G., Au, S.W., Wong, K.B., Shaw, P.C.
Nucleic Acids Res.
CATH-Gene3D is a Global Biodata Core Resource Learn more...