GOBP_PURINE_NUCLEOSIDE_BIOSYNTHETIC_PROCESS	https://www.gsea-msigdb.org/gsea/msigdb/human/geneset/GOBP_PURINE_NUCLEOSIDE_BIOSYNTHETIC_PROCESS	ADA	ADA2	ADAL	ADK	APRT	HPRT1	MTAP	NT5E	PGM2	PNP	PRTFDC1