>tr|G9XL77|G9XL77_DESHA Arginine repressor OS=Desulfitobacterium hafniense DP7 GN=argR MKTRRQMKIQEIINNQVIHTQEELAELLRKAGFDVTQATVSRDIKEMGLIKVPTSEDDYR YAVPGTAQPLSTPDRLKRRLRETVVTVNDSENLVVLRTIPGNAQALASLIDHSNWEEVIG TVAGDDTILLVVKPAGAVPSVRERIAKLMQ