protein ys25 and its counterparts , sp-s28 and rat s21 [ nomenclature according to sherton , c. c. , & wool , i. g. ( 1972 ) j. biol . chem . 247 , 4460-4467 ] , from saccharomyces cerevisiae , schizosaccharomyces pombe , and rat liver cytoplasmic ribosomes , respectively , were sequenced by a combination of various enzymatic digestions and/or chemical cleavage .
C0010834
cytoplasmic
C0035553
ribosomes