ricin , shiga toxin , and shiga-like toxin ii ( slt-ii , vero toxin 2 ) exhibit an rna n-glycosidase activity which specifically removes a single base near the 3 ' end of 28 s rrna in isolated rat liver ribosomes and deproteinized 28 s rrna ( endo y. , mitsui , k. , motizuki , m. , & tsurugi , k. ( 1987 ) j. biol . chem . 262 , 5908-5912 ; endo y . & tsurugi , k. ( 1987 ) j. biol . chem . 262 , 8128-8130 , endo , y. , tsurugi , k. , yutsudo , t. , takeda , y. , ogasawara , k. & igarashi , k. ( 1988 ) eur . j. biochem . 171 , 45-50 ) .
C0035553
ribosomes
C0035701
rrna