>tr|F4T9G1|F4T9G1_ECOLX Trp operon repressor OS=Escherichia coli M718 GN=trpR MAQQSPYSAAMAEQRHQEWLRFVDLLKNAYQNDLHLPLLNLMLTPDEREALGTRVRIVEE LLRGEMSQRELKNELGAGIATITRGSNSLKAAPVELRQWLEEVLLKSD