>tr|A0A0K4AC77|A0A0K4AC77_ECOLX dihydrofolate reductase OS=Escherichia coli GN=dfrA8 MIELHAILAATANGCIGKDNALPWPPLKGDLARFKKLTMGKVVIMGRKTYESLPVKLEGR TCIVMTRQALELPGVRDANGAIFVNNVSDAMRFAQEESVGDVAYVIGGAEIFKRLALMIT QIELTFVKRLYEGDTYVDLAEMVKDYEQNGMEEHDLHTYFTYRKKELTE