[Term] id: PR:000022892 name: histidine biosynthesis bifunctional protein HisB def: "A protein that is a translation product of the Escherichia coli K-12 hisB gene or a 1:1 ortholog thereof." [PRO:DNx] comment: Category=gene. synonym: "hisB" EXACT PRO-short-label [PRO:DNx] is_a: PR:000000001 ! protein