[Term] id: PR:000024089 name: torCAD operon transcriptional regulatory protein TorR def: "A protein that is a translation product of the Escherichia coli K-12 torR gene or a 1:1 ortholog thereof. This protein is a component of the TorS/TorR two-component system which induces the expression of the tor structural operon encoding the trimethylamine N-oxide reductase respiratory system in response to substrate availability." [PMID:9135110] comment: Category=gene. synonym: "torR" EXACT PRO-short-label [PRO:DNx] is_a: PR:000000001 ! protein