PSG4, Official Symbol PSG4provided by HGNC Official Full Name pregnancy specific beta-1-glycoprotein 4provided by HGNC Primary source HGNC:HGNC:9521 See related Ensembl:ENSG00000243137 MIM:176393; AllianceGenome:HGNC:9521 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 PSG9; PSBG-4; PSBG-9 Summary The protein encoded by this gene is a pregnancy-specific glycoprotein (PSG), one of several encoded by a cluster of similar genes on chromosome 19. This gene is a member of the carcinoembryonic antigen (CEA) gene family and may play a role in regulation of the innate immune system. Several transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Oct 2015] Expression Restricted expression toward placenta (RPKM 137.5) See more Orthologs all