Tags: Protein.
Fc fragment of IgA receptor (FCAR) also known as CD89 (Cluster of Differentiation 89) is a human gene.This gene is a member of the immunoglobulin gene superfamily and encodes a receptor for the Fc region of IgA. The receptor is a transmembrane glycoprotein present on the surface of myeloid lineage cells such as neutrophils monocytes macrophages and eosinophils where it mediates immunologic responses to pathogens.