label: (S)-2-(5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamido) succinate lyase (fumarate-forming) activity
label_lc: (s)-2-(5-amino-1-(5-phospho-d-ribosyl)imidazole-4-carboxamido) succinate lyase (fumarate-forming) activity
description: "Catalysis of the reaction: (S)-2-(5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamido)succinate = fumarate + 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide."