
Reconstitution of Ta.it.I1 IEP and precatalytic intron RNA. (A) Schematic representation of the Ta.it.I1 IEP purification construct and SDS-PAGE of purified IEP. Mutations of the IEP used in this study are shown. (B) Fluorescent reverse transcription assay of WT and YAAA mutant IEP. (C) 4% PAGE analysis of Ta.it.I1 intron in vitro transcription products under various [MgCl2].










