>tr|A0A503WUW4|A0A503WUW4_9HYPH Transcriptional repressor NrdR OS=Mesorhizobium sp. B2-2-2 GN=nrdR MRCPYCQSEDTQVKDSRPAEDGAAIRRRRVCPDCGGRFTTFERVQLRDLVVVKKSGRKVP FDRDKLLRSVEIAVRKRNVDPERIDRAVTGIVRQLESSGETEVASGEVGRLVMEALKSLD DVAYVRFASVYRNFREAKDFHELLGELKGDEDKSEEDAG