C3AR1, Official Symbol C3AR1provided by HGNC Official Full Name complement C3a receptor 1provided by HGNC Primary source HGNC:HGNC:1319 See related Ensembl:ENSG00000171860 MIM:605246; AllianceGenome:HGNC:1319 Gene type protein coding RefSeq status REVIEWED Organism Homo sapiens Lineage Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo Also known as AZ3B; C3AR; HNFAG09 Summary C3a is an anaphylatoxin released during activation of the complement system. The protein encoded by this gene is an orphan G protein-coupled receptor for C3a. Binding of C3a by the encoded receptor activates chemotaxis, granule enzyme release, superoxide anion production, and bacterial opsonization. [provided by RefSeq, May 2016] Expression Broad expression in appendix (RPKM 43.3), placenta (RPKM 19.2) and 21 other tissues See more Orthologs mouse all