Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At2g18950	Involved in the synthesis of tocopherol (vitamin E).	Isolation and characterization of homogentisate phytyltransferase genes from Synechocystis sp. PCC 6803 and Arabidopsis.; 2002; DOI: 10.1104/pp.010747; PMID: 12011362; https://pubmed.ncbi.nlm.nih.gov/12011362/ | Homogentisate phytyltransferase activity is limiting for tocopherol biosynthesis in Arabidopsis.; 2003; DOI: 10.1104/pp.015222; PMID: 12586887; https://pubmed.ncbi.nlm.nih.gov/12586887/ | Seed-specific overexpression of antioxidant genes in Arabidopsis enhances oxidative stress tolerance during germination and early seedling growth.; 2010; DOI: 10.1111/j.1467-7652.2010.00509.x; PMID: 20691023; https://pubmed.ncbi.nlm.nih.gov/20691023/ | Vitamin E biosynthesis: functional characterization of the monocot homogentisate geranylgeranyl transferase.; 2011; DOI: 10.1111/j.1365-313x.2010.04417.x; PMID: 21223386; https://pubmed.ncbi.nlm.nih.gov/21223386/
Rice	Os06g0658900	Involved in the synthesis of tocopherol (vitamin E).	No verified direct reference in this release