430 PURA_PSEAB Plays an important role in the de novo pathway of purine nucleotide biosynthesis. Catalyzes the first commited step in the biosynthesis of AMP from IMP (By similarity). PA14_65230 Adenylosuccinate synthetase IMP--aspartate ligase MGKNVVVLGTQWGDEGKGKIVDLLTEQAAAVVRYQGGHNAGHTLVIDGEKTVLHLIPSGILREGVQCLIGNGVVLAPDALLREITKLEEKGVPVRERLRISPSCPLILSYHVALDQAREKARGEAKIGTTGRGIGPAYEDKVARRGLRVGDLFHRERFAAKLGELLDYHNFVLQHYYKEPAIDFQKTLDEAMEYAELLKPMMADVAATLHDLRKHGKDIMFEGAQGSLLDIDHGTYPYVTSSNTTAGGTATGSGFGPLYLDYVLGITKAYTTRVGSGPFPTELFDDVGAYLAKRGHEFGATTGRARRCGWFDAVILRRAIEINSISGLCLTKLDVLDGLDVVRLCVGYKNADGDVLEAPTDADSYIGLQPVYEEMPGWSESTVGAKTLEELPANARAYIKRVEELVGAPIDIISTGPDRNETIILRHPFA purA