1. Roche Institute of Molecular Biology, Nutley, New Jersey, 07110 USA;2. Iwate University, Morioka 020, Japan
Abstract:
A sensitive assay, based on the acylation of tRNAMet, has been developed to measure the enzymatic reduction of methionine sulfoxide to methionine. Using this assay, methionine sulfoxide reductase has been purified to near homogeneity from extracts of Escherichia coli.