Article
Essential yeast protein with unexpected similarity to subunits of mammalian cleavage and polyadenylation specificity factor (CPSF).
Science (New York, N.Y.) - 29 Nov 1996
Chanfreau G, Noble S M, Guthrie C
Abstract excerpt
The 3' ends of most eukaryotic messenger RNAs are generated by internal cleavage and polyadenylation. In mammals, there is a strict dependence of both reactions on the sequence AAUAAA, which occurs upstream of polyadenylation [poly(A)] sites and which is recognized by CPSF. In contrast, cis-acting signals for yeast 3'-end generation are highly divergent from those of mammals, suggesting that trans-acting factors...
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