[Term] id: PR:000024230 name: HTH-type transcriptional regulator XapR def: "A protein that is a translation product of the Escherichia coli K-12 xapR gene or a 1:1 ortholog thereof." [PRO:DNx] comment: Category=gene. synonym: "pndR" RELATED [] synonym: "xapR" EXACT PRO-short-label [PRO:DNx] synonym: "yfeB" RELATED [] synonym: "xanthosine operon regulatory protein" EXACT [] is_a: PR:000000001 ! protein