155 MYCPFCHAEETKVVDSRLVADGAQVRRRRECLECHERFTTFETAELIMPLIIKRDGRREPFHIDNLRSGMLRALEKRPVSVDDLEKAIISITEEIRRRGEREIDSQVVGELVMKELFRLDHVAYVRFASVYKRFKDVSDFRQTIDQMKNEDKEKS nrdR lpg0726 NRDR_LEGPH Transcriptional repressor NrdR Negatively regulates transcription of bacterial ribonucleotide reductase nrd genes and operons by binding to NrdR- boxes (By similarity).