>tr|A0A090NL19|A0A090NL19_SHIDY Arginine repressor OS=Shigella dysenteriae WRSd3 GN=argR MRSSAKQEELVKAFKALLKEEKFSSQGEIVAALQEQGFDNINQSKVSRMLTKFGAVRTRN AKMEMVYCLPAELGVPTTSSPLKNLVLDIDYNDAVVVIHTSPGAAQLIARLLDSLGKAEG ILGTIAGDDTIFTTPANGFTVKDLYEAILELFDQEL