>tr|W1WTW0|W1WTW0_ECOLX Arginine repressor OS=Escherichia coli DORA_A_5_14_21 GN=argR MRSSAKQEELVKAFKALLKEEKFSSQGEIVAALQEQGFDNINQSKVSRMLTKFGAVRTRN AKMEMVYCLPAELGVPTTSSPLKNLVLDIDYNDAVVVIHTSPGAAQLIARLLDSLGKAEG ILGTIAGDDTIFTTPANGFTVKDLYEAILELFDQEL