purine nucleotide metabolic process, cell cycle, cell cycle arrest, nucleoside triphosphate metabolic process, purine nucleoside triphosphate metabolic process, purine ribonucleotide metabolic process, ribonucleoside triphosphate metabolic process, purine ribonucleoside triphosphate metabolic process, ribonucleotide metabolic process, cell cycle process, ATP metabolic process,
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