Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At5g28840	Catalyzes a reversible epimerization of GDP-D-mannose that precedes the committed step in the biosynthesis of vitamin C (L-ascorbate), resulting in the hydrolysis of the highly energetic glycosyl-pyrophosphoryl linkage.	No verified direct reference in this release
Arabidopsis	At3g46440	Catalyzes the NAD-dependent decarboxylation of UDP-glucuronic acid to UDP-xylose.	No verified direct reference in this release
Rice	Os11g0591100	Catalyzes a reversible epimerization of GDP-D-mannose that precedes the committed step in the biosynthesis of vitamin C (L-ascorbate), resulting in the hydrolysis of the highly energetic glycosyl-pyrophosphoryl linkage.	No verified direct reference in this release
Rice	UniProt: A2Z7B3	Catalyzes a reversible epimerization of GDP-D-mannose that precedes the committed step in the biosynthesis of vitamin C (L-ascorbate), resulting in the hydrolysis of the highly energetic glycosyl-pyrophosphoryl linkage.	No verified direct reference in this release
Rice	Os10g0417600	Catalyzes a reversible epimerization of GDP-D-mannose that precedes the committed step in the biosynthesis of vitamin C (L-ascorbate), resulting in the hydrolysis of the highly energetic glycosyl-pyrophosphoryl linkage.	No verified direct reference in this release