Purine ribonucleotide biosynthesis

ribose-phosphate pyrophosphokinase (RefSeq)
bifunctional phosphoribosylaminoimidazolecarboxamide formyltransferase/IMP cyclohydrolase (RefSeq)
phosphoribosylglycinamide formyltransferase (RefSeq)
phosphoribosylaminoimidazole carboxylase catalytic subunit (RefSeq)
phosphoribosylaminoimidazole carboxylase ATPase subunit (RefSeq)
bifunctional GMP synthase/glutamine amidotransferase protein (RefSeq)
inositol-5-monophosphate dehydrogenase (RefSeq)
formyltetrahydrofolate deformylase (RefSeq)