>tr|A0A3S4GXZ7|A0A3S4GXZ7_SALER Trp operon repressor OS=Salmonella enterica subsp. arizonae GN=trpR MTQHSPYSSAIAEQRNQEWLRFVELLRQAYAEDLHLPLLQLMLTPDEREALGTRVRIIEE LLRGEMSQRELKTELGAGIATITRGSNSLKSAPVELRHWLENVLLKNA