Spliceosomal snRNAs: Mg(2+)-dependent chemistry at the catalytic core?

Villa, Tommaso; Pleiss, Jeffrey A; Guthrie, Christine · Cell · 2002

basic_science · Level V

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Abstract

Since the discovery of self-splicing RNAs, it has been suspected that the snRNAs are the catalytic components of the spliceosome. Recent evidence supports both the catalytic potential of the spliceosomal snRNAs and their resemblance to elements of group II introns.

Medical subject headings