phosphoribosylaminoimidazolecarboxamide formyltransferase; 5-amino-4-imidazolecarboxamide ribonucleotide transformylase; AICAR transformylase; 10-formyltetrahydrofolate:5'-phosphoribosyl-5-amino-4-imidazolecarboxamide formyltransferase; 5'-phosphori • • •