[Term] id: PR:000022156 name: arsenical resistance operon repressor def: "A protein that is a translation product of the Escherichia coli K-12 arsR gene or a 1:1 ortholog thereof." [PRO:DNx] comment: Category=gene. synonym: "arsR" EXACT PRO-short-label [PRO:DNx] synonym: "arsE" RELATED [] property_value: has_archetype PR:P37309 is_a: PR:000000001 ! protein