>4FE2_1|Chains A, B|Phosphoribosylaminoimidazole-succinocarboxamide synthase|Streptococcus pneumoniae (1313) MGSSHHHHHHSSGLVPRGSHMSKQLIYSGKAKDIYTTEDENLIISTYKDQATAFNGVKKEQIAGKGVLNNQISSFIFEKLNVAGVATHFVEKLSDTEQLNKKVKIIPLEVVLRNYTAGSFSKRFGVDEGIALETPIVEFYYKNDDLDDPFINDEHVKFLQIAGDQQIAYLKEETRRINELLKVWFAEIGLKLIDFKLEFGFDKDGKIILADEFSPDNCRLWDADGNHMDKDVFRRGLGELTDVYEIVWEKLQELK