Term Name:	2-amino-5-formylamino-6-(5-phosphoribosylamino)pyrimidin-4(3H)-one formate-lyase activity
Synonyms:
Definition:	Catalysis of the reaction: 2-amino-5-formylamino-6-(5-phospho-D-ribosylamino)pyrimidin-4(3H)-one + H2O = 2,5-diamino-6-(1-D-ribosylamino)pyrimidin-4(3H)-one 5'-phosphate + formate + H+.
Ontology:	GO: Molecular Function [GO:0043729]    QuickGO    AmiGO