REACTOME_HS_GAG_BIOSYNTHESIS https://www.gsea-msigdb.org/gsea/msigdb/human/geneset/REACTOME_HS_GAG_BIOSYNTHESIS AGRN EXT1 EXT2 GLCE GPC1 GPC2 GPC3 GPC4 GPC5 GPC6 HS2ST1 HS3ST1 HS3ST2 HS3ST3A1 HS3ST3B1 HS3ST4 HS3ST5 HS3ST6 HS6ST1 HS6ST2 HS6ST3 HSPG2 NDST1 NDST2 NDST3 NDST4 SDC1 SDC2 SDC3 SDC4 SLC35D2