Purine NucleotidesAdenosinePurinesNucleotidesPurine NucleosidesReceptor, Adenosine A2AReceptor, Adenosine A1Inosine MonophosphateAdenosine DeaminaseAdenine NucleotidesAmidophosphoribosyltransferasePhosphoribosyl PyrophosphateRibose-Phosphate PyrophosphokinaseReceptor, Adenosine A3Pyrimidine NucleotidesAdenosine MonophosphateInosineHypoxanthinesAMP DeaminaseAdenosine KinaseNucleotide DeaminasesGuanine NucleotidesInosine NucleotidesPurine-Nucleoside PhosphorylaseReceptor, Adenosine A2BAdenylosuccinate LyaseHypoxanthineReceptors, Adenosine A2Adenosine A2 Receptor AgonistsAdenineRibonucleotidesAdenylosuccinate SynthaseXanthinesHypoxanthine PhosphoribosyltransferaseMolecular Sequence DataAdenosine A2 Receptor AntagonistsReceptors, Purinergic P1Adenosine A1 Receptor AntagonistsAdenosine TriphosphateMethylthioinosinePentosyltransferasesPhosphoribosylaminoimidazolecarboxamide FormyltransferaseRibonucleosidesAdenosine A1 Receptor AgonistsPentosephosphatesKineticsGMP Reductase5'-NucleotidaseGuanosine TriphosphateReceptors, PurinergicBase SequenceGuanosine MonophosphatePurine-Pyrimidine Metabolism, Inborn ErrorsPurinergic P1 Receptor AntagonistsAzaserineAmino Acid SequencePurinergic P1 Receptor Agonists5,10-Methylenetetrahydrofolate Reductase (FADH2)Acanthamoeba castellaniiAminoimidazole CarboxamideHydroxymethyl and Formyl TransferasesGuanineEscherichia coliUridine TriphosphateGuanine DeaminaseLesch-Nyhan SyndromePolymorphism, Single NucleotideIMP DehydrogenaseXanthineCloning, MolecularSulfanilic AcidsAdenine PhosphoribosyltransferaseCarbon-Nitrogen LigasesAdenosine-5'-(N-ethylcarboxamide)NucleotidasesGuanosine DiphosphateAdenosine DiphosphateAmmoniaTheophyllineMutationPhosphoribosylglycinamide FormyltransferaseDNASuraminBinding SitesReceptors, Purinergic P2Adenosine A3 Receptor AntagonistsMitochondrial Proteins2-ChloroadenosineCyclic AMPAdenosine TriphosphatasesAdenosine A3 Receptor AgonistsSubstrate SpecificitySequence Homology, Nucleic AcidTubercidinPhosphotransferasesPhenylisopropyladenosineGlutamineNADNucleosidesNucleic Acid Conformation