PRPP : phosphoribosyl pyrophosphate
PRA : 5-phosphoribosylamine
GAR : glycinamide ribotide ; FGAR : formyl glycinamide ribotide
FGAM : formyl glycinamidine ribotide
AIR : phosphoribosyl aminoimidazole
CAIR 5- amino 4-carboxyimidazole ribotide
SAICAR : 5-amino 4-succinocarboxyimidazole ribotide
AICAR : 5-amino 4-carboxamide imidazole ribotide
FAICAR : 5-formamido 4-carboxamide imidazole ribotide
IMP : inosine monophosphate
ADS : adénylo succinate
AMP : adénosine monophosphate
ATP : adénosine triphosphate