DEFB4B, Official Symbol DEFB4Bprovided by HGNC Official Full Name defensin beta 4Bprovided by HGNC Primary source HGNC:HGNC:30193 See related Ensembl:ENSG00000177257 AllianceGenome:HGNC:30193 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 DEFB4P Summary Defensins form a family of microbicidal and cytotoxic peptides made by neutrophils. Members of the defensin family are highly similar in protein sequence. This gene encodes defensin, beta 4, an antibiotic peptide which is locally regulated by inflammation. [provided by RefSeq, Oct 2014] Expression Biased expression in gall bladder (RPKM 1.0), esophagus (RPKM 0.7) and 3 other tissues See more Orthologs all