>tr|A0A0M4N284|A0A0M4N284_BIFLN Phosphoribosylaminoimidazole-succinocarboxamide synthase OS=Bifidobacterium longum GN=pur7 MEKLEKLYEGKAKQLYATDDPEVLWVEYKNTATAGDGEKKEDFTGKGRLNNLITTIIFDL LKKRGIDSHLIKRVDDTGQLVRKVNMFPLEIVLRNVAAGHFCSRLGVEEGLPLKEPVLEY FLKNDDLHDPFVNDDDLVALGVCTREDLAEIAPLARKINEALIEIFAKIDVKLVDFKIEM GRATDGTLLLADEITPDSCRLWDQKDHSGKVEHLDKDLFRRGLGSIIPAYEEIEERLAEL AKSEGIEVAE