Low Affinity Immunoglobulin Epsilon Fc Receptor

**Semantic type:** Amino Acid, Peptide, or Protein|Receptor

**Definition:** Low affinity immunoglobulin epsilon Fc receptor (321 aa, ~36 kDa) is encoded by the human FCER2 gene. This protein is involved in B cell differentiation and IgE production.

**Synonyms:** - Antigen CD23 - BLAST-2 - C-Type Lectin Domain Family 4 Member J - CD23 - CD23 - CD23 Antigen - Fc-Epsilon-RII - Immunoglobulin E-Binding Factor - Lymphocyte IgE Receptor