>tr|A0A3V6WJX1|A0A3V6WJX1_SALDE Arginine repressor OS=Salmonella derby GN=argR MRSSAKQEELVRAFKALLKEEKFSSQGEIVLALQDQGFENINQSKVSRMLTKFGAVRTRN AKMEMVYCLPAELGVPTTSSPLKNLVLDIDYNDAVVVIHTSPGAAQLIARLLDSLGKAEG ILGTIAGDDTIFTTPASGFSVRDLYEAILELFEQEL