Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At2g23770	Lysin motif (LysM) receptor kinase that functions as a cell surface receptor in chitin elicitor (chitooligosaccharides) signaling leading to innate immunity.	LYK4, a lysin motif receptor-like kinase, is important for chitin signaling and plant innate immunity in Arabidopsis.; 2012; DOI: 10.1104/pp.112.201699; PMID: 22744984; https://pubmed.ncbi.nlm.nih.gov/22744984/
Arabidopsis	At2g33580	May recognize microbe-derived N-acetylglucosamine (NAG)-containing ligands.	No verified direct reference in this release
Rice	Os08g0538300	Lysin motif (LysM) receptor kinase required as a cell surface receptor for chitin elicitor (chitooligosaccharides) signaling leading to innate immunity in response to biotic stresses.	Two LysM receptor molecules, CEBiP and OsCERK1, cooperatively regulate chitin elicitor signaling in rice.; 2010; DOI: 10.1111/j.1365-313x.2010.04324.x; PMID: 21070404; https://pubmed.ncbi.nlm.nih.gov/21070404/ | Functional characterization of CEBiP and CERK1 homologs in arabidopsis and rice reveals the presence of different chitin receptor systems in plants.; 2012; DOI: 10.1093/pcp/pcs113; PMID: 22891159; https://pubmed.ncbi.nlm.nih.gov/22891159/ | A receptor-like cytoplasmic kinase targeted by a plant pathogen effector is directly phosphorylated by the chitin receptor and mediates rice immunity.; 2013; DOI: 10.1016/j.chom.2013.02.007; PMID: 23498959; https://pubmed.ncbi.nlm.nih.gov/23498959/ | Targeted gene disruption of OsCERK1 reveals its indispensable role in chitin perception and involvement in the peptidoglycan response and immunity in rice.; 2014; DOI: 10.1094/mpmi-03-14-0068-r; PMID: 24964058; https://pubmed.ncbi.nlm.nih.gov/24964058/ | OsCERK1 and OsRLCK176 play important roles in peptidoglycan and chitin signaling in rice innate immunity.; 2014; DOI: 10.1111/tpj.12710; PMID: 25335639; https://pubmed.ncbi.nlm.nih.gov/25335639/