REACTOME_TETRAHYDROBIOPTERIN_BH4_SYNTHESIS_RECYCLING_SALVAGE_AND_REGULATION > https://www.gsea-msigdb.org/gsea/msigdb/human/geneset/REACTOME_TETRAHYDROBIOPTERIN_BH4_SYNTHESIS_RECYCLING_SALVAGE_AND_REGULATION AKT1 CALM1 DHFR GCH1 GCHFR HSP90AA1 NOS3 PRKG2 PTS SPR