Poised for the second step of splicing.
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DOI: 10.1126/science.355.6321.143-d
Abstract: Structural Biology In eukaryotes, noncoding sequences in transcribed precursor mRNA are cut out by a dynamic macromolecular machine, the spliceosome. This involves two sequential reactions. The first cuts one end of the noncoding intron and… read more here.
Keywords: step splicing; second step; biology; poised second ... See more keywords