Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At1g54940	May be involved in the substitutions of the xylan backbone in stem glucuronoxylan.	No verified direct reference in this release
Arabidopsis	At1g08990	May be involved in the substitutions of the xylan backbone in stem glucuronoxylan.	No verified direct reference in this release
Arabidopsis	UniProt: Q8GWW4	Glycosyltransferase required for the addition of both glucuronic acid and 4-O-methylglucuronic acid branches to xylan in stem cell walls.	No verified direct reference in this release
Arabidopsis	At3g18660	Glycosyltransferase required for the addition of both glucuronic acid and 4-O-methylglucuronic acid branches to xylan in stem cell walls.	Absence of branches from xylan in Arabidopsis gux mutants reveals potential for simplification of lignocellulosic biomass.; 2010; DOI: 10.1073/pnas.1005456107; PMID: 20852069; https://pubmed.ncbi.nlm.nih.gov/20852069/ | An integrative approach to the identification of Arabidopsis and rice genes involved in xylan and secondary wall development.; 2010; DOI: 10.1371/journal.pone.0015481; PMID: 21124849; https://pubmed.ncbi.nlm.nih.gov/21124849/
Arabidopsis	At1g77130	May be involved in the substitutions of the xylan backbone in stem glucuronoxylan.	No verified direct reference in this release