[Term] id: PR:000022382 name: cysteine synthase A def: "A protein that is a translation product of the Escherichia coli K-12 cysK gene or a 1:1 ortholog thereof." [PRO:DNx] comment: Category=gene. synonym: "SSI5" EXACT [] synonym: "cysK" EXACT PRO-short-label [PRO:DNx] synonym: "cysZ" RELATED [] synonym: "CSase A" EXACT [] synonym: "OAS-TL A" EXACT [] synonym: "O-acetylserine (thiol)-lyase A" EXACT [] synonym: "O-acetylserine sulfhydrylase A" EXACT [] synonym: "sulfate starvation-induced protein 5" EXACT [] is_a: PR:000000001 ! protein