>tr|A0A510NB38|A0A510NB38_HALSA Aspartate carbamoyltransferase regulatory chain OS=Halobacterium salinarum GN=pyrI MSSDQHLQVSKIQAGTVIDHIPAGQALQVLQILGTNGASDDQITVGMNVTSERHHRKDIV KIEGRELSQDEVDVLSLIAPDATINIVRDYEVDEKRRVDRPDVVAGVLSCPNPNCITAND EPVRSGFDVLDDGMRCQYCEQIVSEDIPSLIDPE