Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At1g79500	Catalyzes the stereospecific condensation of D-arabinose 5- phosphate and phosphoenolpyruvate to form 3-deoxy-D-manno-octulosonate 8-phosphate (KDO-8-phosphate) and inorganic phosphate.	Arabidopsis 3-deoxy-D-manno-oct-2-ulosonate-8-phosphate synthase: cDNA cloning and expression analyses.; 2003; DOI: 10.1093/jxb/erg181; PMID: 12754267; https://pubmed.ncbi.nlm.nih.gov/12754267/ | The synthesis of the rhamnogalacturonan II component 3-deoxy-D-manno-2-octulosonic acid (Kdo) is required for pollen tube growth and elongation.; 2008; DOI: 10.1093/jxb/ern118; PMID: 18503041; https://pubmed.ncbi.nlm.nih.gov/18503041/
Arabidopsis	At1g16340	Catalyzes the stereospecific condensation of D-arabinose 5- phosphate and phosphoenolpyruvate to form 3-deoxy-D-manno-octulosonate 8-phosphate (KDO-8-phosphate) and inorganic phosphate.	The synthesis of the rhamnogalacturonan II component 3-deoxy-D-manno-2-octulosonic acid (Kdo) is required for pollen tube growth and elongation.; 2008; DOI: 10.1093/jxb/ern118; PMID: 18503041; https://pubmed.ncbi.nlm.nih.gov/18503041/