Description_x000D_ General description_x000D_ Human complex of FcRn also known as Neonatal Fc receptor, heterodimer of FCGRT (Fc Fragment of IgG Receptor and Transporter), GenBank Accession No. NM_001136019, a.a. 24-297, with a C-terminal His-tag, MW=32 kDa and B2M, also known as beta 2 microglobulin, GenBank Accession No. NM_004048, a.a 1-119, MW=14 kDa. Individually expressed in a HEK293 expression system._x000D_ Physical form_x000D_ Aqueous solution