6.3.5.3 phosphoribosylformylglycinamidine synthase; phosphoribosylformylglycinamidine synthetase; formylglycinamide ribonucleotide amidotransferase; phosphoribosylformylglycineamidine synthetase; FGAM synthetase; FGAR amidotransferase; 5'-phosphoribosylform • • •