FCRL1 (FCRH1, IFGP1, IRTA5, Fc Receptor-like Protein 1, FcR-like Protein 1, Fc Receptor Homolog 1, IFGP Family Protein 1, hIFGP1, Immune Receptor Translocation-associated Protein 5, CD307a, DKFZp667O1421)