Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At1g15950	Involved in the latter stages of lignin biosynthesis.	Cloning and characterization of irregular xylem4 (irx4): a severely lignin-deficient mutant of Arabidopsis.; 2001; DOI: 10.1046/j.1365-313x.2001.01021.x; PMID: 11389761; https://pubmed.ncbi.nlm.nih.gov/11389761/ | Reassessment of effects on lignification and vascular development in the irx4 Arabidopsis mutant.; 2005; DOI: 10.1016/j.phytochem.2004.12.016; PMID: 16153410; https://pubmed.ncbi.nlm.nih.gov/16153410/ | Redirection of the phenylpropanoid pathway to feruloyl malate in Arabidopsis mutants deficient for cinnamoyl-CoA reductase 1.; 2008; DOI: 10.1007/s00425-007-0669-x; PMID: 18046574; https://pubmed.ncbi.nlm.nih.gov/18046574/ | The simultaneous repression of CCR and CAD, two enzymes of the lignin biosynthetic pathway, results in sterility and dwarfism in Arabidopsis thaliana.; 2011; DOI: 10.1093/mp/ssq045; PMID: 20829305; https://pubmed.ncbi.nlm.nih.gov/20829305/