>sp|B2J6U2|ASSY_NOSP7 Argininosuccinate synthase OS=Nostoc punctiforme GN=argG MGRAKKVVLAYSGGVDTSVCIPYLKQEWGVEEVITLAADLGQGDELEPIREKALKSGASE SLVADVKDSFVKDYAFGAIQANALYENRYPLGTALARPLIAKILVETAEKYGADAIAHGC TGKGNDQVRFDVSVTALNPNLKILAPAREWGMSREETIAYGEKFGIPSPVKKSSPYSIDK NLLGRSIEAGLLEDPSFEPPEEIYEMTKAIADTPNEPEYIKIGFHGGIPTTLNGIAKQPV ELIEELNQLVGNHGVGRIDMIENRLVGIKSREIYESPAMLVLIQAHRDLESLTLTADVTH YKRGIEETYSQIVYNGLWYSPLKVALDAFIQKTQERVSGTVRVKLFKGNSTIVGRSSDSS LYTPDLATYGADDQFDHKAAEGFIYVWGLPTRIWSRQIKS