EC number 3.2.2.22 ExPASy NiceZyme view | CAS number 113756-12-0 | |
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rRNA N-glycosylase (EC 3.2.2.22, ribosomal ribonucleate N-glycosidase, nigrin b, RNA N-glycosidase, rRNA N-glycosidase, ricin, momorcochin-S, Mirabilis antiviral protein, gelonin, saporins) is an enzyme with systematic name rRNA N-glycohydrolase. This enzyme catalyses the following chemical reaction
Hydrolysis of the N-glycosylic bond at A-4324 in 28S rRNA from eukaryotic ribosomes.
Ricin A-chain and related toxins show this activity.
References
RRNA N-glycosylase Wikipedia(Text) CC BY-SA