>tr|A0A3Z6NVU4|A0A3Z6NVU4_SALTU Trp operon repressor OS=Salmonella typhimurium GN=trpR MTQHSPYSSAIAEQRNQEWLRFVELLRQAYAEDLHLPLLQLMLTPDEREALGTRVRIIEE LLRGEMSQRELKTELGAGIATITRGSNSLKSAPVELRHWLENVLLKNA