Membrane Cofactor Protein

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

**Definition:** Membrane cofactor protein (392 aa, ~44 kDa) is encoded by the human CD46 gene. This protein is involved in the classical complementation pathway, pathogen binding, fertilization and T-cell differentiation.

**Synonyms:** - Antigen Defined By Monoclonal Antibody TRA-2-10 - Antigen Identified By Monoclonal Antibody TRA-2-10 - CD46 Antigen - Complement Membrane Cofactor Protein - Measles Virus Receptor - TLX - Trophoblast Leucocyte Common Antigen - Trophoblast Leukocyte Common Antigen - Trophoblast-Lymphocyte Cross-Reactive Antigen