# OC Root 2nd 3rd PC Gene/Definition OC.181582 Bacteria.309414 Aquificae.7587 ttk.809 ttk:TST_0821 purC; phosphoribosylaminoimidazole-succinocarboxamide synthase; K01923 phosphoribosylaminoimidazole-succinocarboxamide synthase [EC:6.3.2.6]