Article
Mutations of the two-nucleotide bulge of D5 of a group II intron block splicing in vitro and in vivo: phenotypes and suppressor mutations.
RNA (New York, N.Y.) - 1 Nov 1996
Schmidt U, Podar M, Stahl U, Perlman P S
Abstract excerpt
Domain 5 (D5) is a highly conserved substructure of group II introns that is essential for catalysis of both steps of the splicing pathway. Here we studied the effects of mutations of the conserved 2-nt bulge in the binding and catalytic functions of D5 of intron aI5gamma of yeast mitochondrial DNA. Sequence variants of the 2-nt bulge reduced the rate of self-splicing somewhat. Deletion of one or both bulge...
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