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Purified lexA protein is a repressor of the recA and lexA genes.
Little JW, Mount DW, Yanisch-Perron CR. Little JW, et al. Among authors: yanisch perron cr. Proc Natl Acad Sci U S A. 1981 Jul;78(7):4199-203. doi: 10.1073/pnas.78.7.4199. Proc Natl Acad Sci U S A. 1981. PMID: 7027255 Free PMC article.