>sp|A6Q3P9|ASSY_NITSB Argininosuccinate synthase OS=Nitratiruptor sp. GN=argG MTKKVNKVVLAYSGGLDTSVILKWLQETYNCEVVTFTADIGQGEEVEPAREKALKLGIKP ENIFIEDLKEEFVRDYVFPMFRANAIYEGEYLLGTSIARPLIAKRQIEIARQVGADAVAH GATGKGNDQVRFEIAYLSLNPDITVIAPWREWDLNSREKLLKFAEEHRIPIEKHGKKSPY SMDANLLHISYEGGILEDPWAEPEEDMWRWTNSIENAPNEPEYITIDFEKGDPVAINGEP LSPAKLLEALNEYGKKHGIGRIDIVENRFVGMKSRGCYETPGGTILLKAHRAMESITLDR EEAHEKDKLMPKYAELIYNGFWFSPEREMMQAAIDKTQENVSGTVRLKLYKGNVFVVGRK SPNSLFAPEFSTFEEDEVYNQKDAQGFIKLNALRFIIEGHVRRKK