Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At4g10960	Catalyzes the interconversion between UDP-glucose and UDP- galactose.	Distinct properties of the five UDP-D-glucose/UDP-D-galactose 4-epimerase isoforms of Arabidopsis thaliana.; 2006; DOI: 10.1074/jbc.m512727200; PMID: 16644739; https://pubmed.ncbi.nlm.nih.gov/16644739/ | Bifunctional cytosolic UDP-glucose 4-epimerases catalyse the interconversion between UDP-D-xylose and UDP-L-arabinose in plants.; 2009; DOI: 10.1042/bj20091025; PMID: 19754426; https://pubmed.ncbi.nlm.nih.gov/19754426/
Arabidopsis	At4g23920	Catalyzes the interconversion between UDP-glucose and UDP- galactose.	Distinct properties of the five UDP-D-glucose/UDP-D-galactose 4-epimerase isoforms of Arabidopsis thaliana.; 2006; DOI: 10.1074/jbc.m512727200; PMID: 16644739; https://pubmed.ncbi.nlm.nih.gov/16644739/ | UDP-glucose 4-epimerase isoforms UGE2 and UGE4 cooperate in providing UDP-galactose for cell wall biosynthesis and growth of Arabidopsis thaliana.; 2007; DOI: 10.1105/tpc.106.049619; PMID: 17496119; https://pubmed.ncbi.nlm.nih.gov/17496119/ | Bifunctional cytosolic UDP-glucose 4-epimerases catalyse the interconversion between UDP-D-xylose and UDP-L-arabinose in plants.; 2009; DOI: 10.1042/bj20091025; PMID: 19754426; https://pubmed.ncbi.nlm.nih.gov/19754426/
Arabidopsis	At1g64440	Catalyzes the interconversion between UDP-glucose and UDP- galactose.	Galactose biosynthesis in Arabidopsis: genetic evidence for substrate channeling from UDP-D-galactose into cell wall polymers.; 2002; DOI: 10.1016/s0960-9822(02)01260-5; PMID: 12419184; https://pubmed.ncbi.nlm.nih.gov/12419184/ | Growth regulators and the control of nucleotide sugar flux.; 2004; DOI: 10.1105/tpc.019661; PMID: 14973160; https://pubmed.ncbi.nlm.nih.gov/14973160/ | The reb1-1 mutation of Arabidopsis. Effect on the structure and localization of galactose-containing cell wall polysaccharides.; 2006; DOI: 10.1104/pp.105.074997; PMID: 16500990; https://pubmed.ncbi.nlm.nih.gov/16500990/ | Distinct properties of the five UDP-D-glucose/UDP-D-galactose 4-epimerase isoforms of Arabidopsis thaliana.; 2006; DOI: 10.1074/jbc.m512727200; PMID: 16644739; https://pubmed.ncbi.nlm.nih.gov/16644739/ | UDP-glucose 4-epimerase isoforms UGE2 and UGE4 cooperate in providing UDP-galactose for cell wall biosynthesis and growth of Arabidopsis thaliana.; 2007; DOI: 10.1105/tpc.106.049619; PMID: 17496119; https://pubmed.ncbi.nlm.nih.gov/17496119/ | Bifunctional cytosolic UDP-glucose 4-epimerases catalyse the interconversion between UDP-D-xylose and UDP-L-arabinose in plants.; 2009; DOI: 10.1042/bj20091025; PMID: 19754426; https://pubmed.ncbi.nlm.nih.gov/19754426/
Rice	Os05g0595100	Catalyzes the interconversion between UDP-glucose and UDP-galactose.	No verified direct reference in this release