KEGG_GLYCINE_SERINE_AND_THREONINE_METABOLISM # https://www.gsea-msigdb.org/gsea/msigdb/human/geneset/KEGG_GLYCINE_SERINE_AND_THREONINE_METABOLISM AGXT AGXT2 ALAS1 ALAS2 AMT AOC2 AOC3 BHMT CBS CHDH CTH DAO DLD DMGDH GAMT GATM GCAT GLDC GLYCTK GNMT MAOA MAOB PHGDH PIPOX PSAT1 PSPH SARDH SDS SHMT1 SHMT2 SRR