Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At5g07280	Receptor with a serine/threonine-protein kinase activity required for the specification of the correct number of male archesporial initials and for the subsequent specification of tapetal and middle cell layer identities.	No verified direct reference in this release
Arabidopsis	At5g53890	Phytosulfokine receptor with a serine/threonine-protein kinase activity.	No verified direct reference in this release
Arabidopsis	At2g02220	Phytosulfokine receptor with both a serine/threonine-protein kinase activity and a guanylate cyclase activity.	Disruption and overexpression of Arabidopsis phytosulfokine receptor gene affects cellular longevity and potential for growth.; 2006; DOI: 10.1104/pp.106.081109; PMID: 16829587; https://pubmed.ncbi.nlm.nih.gov/16829587/ | The phytosulfokine (PSK) receptor is capable of guanylate cyclase activity and enabling cyclic GMP-dependent signaling in plants.; 2011; DOI: 10.1074/jbc.m110.168823; PMID: 21504901; https://pubmed.ncbi.nlm.nih.gov/21504901/ | The tyrosine-sulfated peptide receptors PSKR1 and PSY1R modify the immunity of Arabidopsis to biotrophic and necrotrophic pathogens in an antagonistic manner.; 2013; DOI: 10.1111/tpj.12050; PMID: 23062058; https://pubmed.ncbi.nlm.nih.gov/23062058/
Rice	Os01g0917500	Receptor-like kinase that plays important roles in restricting the number of cells entering into male and female sporogenesis.	The MSP1 gene is necessary to restrict the number of cells entering into male and female sporogenesis and to initiate anther wall formation in rice.; 2003; DOI: 10.1105/tpc.012401; PMID: 12897248; https://pubmed.ncbi.nlm.nih.gov/12897248/