>tr|F4STC8|F4STC8_ECOLX Trp operon repressor OS=Escherichia coli M605 GN=trpR MAQQSPYSAAMAEQRHQEWLRFVDLLKNAYQNDLHLPLLNLMLTPDEREALGTRVRIVEE LLRGEMSQRELKNELGAGIATITRGSNSLKAAPVELRQWLEDVLLKSD