Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At3g07970	Polygalacturonase required for cell type-specific pectin degradation to separate microspores.	ARABIDOPSIS DEHISCENCE ZONE POLYGALACTURONASE1 (ADPG1), ADPG2, and QUARTET2 are Polygalacturonases required for cell separation during reproductive development in Arabidopsis.; 2009; DOI: 10.1105/tpc.108.063768; PMID: 19168715; https://pubmed.ncbi.nlm.nih.gov/19168715/ | Tetrad analysis possible in Arabidopsis with mutation of the QUARTET (QRT) genes.; 1994; DOI: 10.1126/science.8197459; PMID: 8197459; https://pubmed.ncbi.nlm.nih.gov/8197459/