Human FCGR2A, known as CD32A, CDw32, and FcGR, GenBank Accession No. NM_001136219.1, a.a. 36-218, with C-terminal AviTM-His-Tag, expressed in a HEK293 cell expression system. This protein runs at a higher MW by SDS-PAGE due to glycosylation. MW = 24 kDa.