Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At1g21070	Nucleotide-sugar transporter that transports UDP-rhamnose or UDP-galactose and UMP in a strict counter-exchange mode.	No verified direct reference in this release
Arabidopsis	At1g76670	Nucleotide-sugar transporter that transports UDP-rhamnose or UDP-galactose and UMP in a strict counter-exchange mode.	Molecular cloning of two Arabidopsis UDP-galactose transporters by complementation of a deficient Chinese hamster ovary cell line.; 2005; DOI: 10.1093/glycob/cwh159; PMID: 15456736; https://pubmed.ncbi.nlm.nih.gov/15456736/
Arabidopsis	At5g42420	Nucleotide-sugar transporter that transports UDP-rhamnose or UDP-galactose and UMP in a strict counter-exchange mode.	No verified direct reference in this release
Arabidopsis	At4g09810	Nucleotide-sugar transporter that transports UDP-rhamnose or UDP-galactose and UMP in a strict counter-exchange mode.	No verified direct reference in this release
Arabidopsis	At4g39390	Nucleotide-sugar transporter that transports UDP-rhamnose or UDP-galactose and UMP in a strict counter-exchange mode.	Characterization of AtNST-KT1, a novel UDP-galactose transporter from Arabidopsis thaliana.; 2006; DOI: 10.1016/j.febslet.2006.06.082; PMID: 16831428; https://pubmed.ncbi.nlm.nih.gov/16831428/