aica ribonucleotide acid dissociation constant adenosine monophosphate adenylosuccinate allantoin american medical association ammonia antioxidant arthritis atherosclerosis beta-ureidoisobutyric acid beta-alanine bird blood plasma boiling point cas registry number carbamoyl aspartic acid carbamoyl phosphate carbon cardiovascular disease catabolism chemspider chemical formula dna density digital object identifier dihydrothymine dihydrouracil dyslipidemia einecs number electron donor feces fertilizer firefly fructose glycineamide ribonucleotide gout guano guanosine monophosphate hydrogen hyperuricemia hyperuricosuria hypouricemia hypoxanthine inosine international chemical identifier international union of pure and applied chemistry nomenclature kegg kangaroo rat kidney stone lesch-nyhan syndrome mackerel meat extract melting point metabolic intermediate metabolic pathway metabolic syndrome molar mass nitrogen nucleotide organic compound orotic acid oxidative stress oxygen phosphoribosyl-n-formylglycineamide phosphoribosyl pyrophosphate phosphoribosylamine pubchem purine purine metabolism pyrimidine metabolism rna reducing agent reference ranges for blood tests reptile saicar sardine scallop sevelamer simplified molecular input line entry specification solubility stroke sucrose sweetbread thymine uracil urea uridine monophosphate urine water wikimedia commons xanthine xanthine oxidase xanthosine monophosphate