Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At1g72300	Tyrosine-sulfated glycopeptide receptor with a serine/threonine-protein kinase activity.	Tyrosine-sulfated glycopeptide involved in cellular proliferation and expansion in Arabidopsis.; 2007; DOI: 10.1073/pnas.0706403104; PMID: 17989228; https://pubmed.ncbi.nlm.nih.gov/17989228/ | 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/ | Receptor kinase-mediated control of primary active proton pumping at the plasma membrane.; 2014; DOI: 10.1111/tpj.12680; PMID: 25267325; https://pubmed.ncbi.nlm.nih.gov/25267325/
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/
Arabidopsis	At1g17240	Involved in the perception of CLV3 and CLV3-like peptides, that act as extracellular signals regulating meristems maintenance.	Functional analyses of the CLAVATA2-like proteins and their domains that contribute to CLAVATA2 specificity.; 2010; DOI: 10.1104/pp.109.148197; PMID: 19897604; https://pubmed.ncbi.nlm.nih.gov/19897604/