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FCGR3B O75015

低亲和力免疫球蛋白γ Fc区受体III-B (Fc-gamma RIII-beta) (CD16-I) (Fc-gamma RIII) (Fc-gamma RIIIb) (FcRIII) (FcRIIIb) (FcR-10) (IgG Fc受体III-1) (CD抗原CD16b)

蛋白质信息 (UniProt)

低亲和力免疫球蛋白γ Fc区受体III-B (Fc-gamma RIII-beta) (CD16-I) (Fc-gamma RIII) (Fc-gamma RIIIb) (FcRIII) (FcRIIIb) (FcR-10) (IgG Fc受体III-1) (CD抗原CD16b)

O75015

功能描述

免疫球蛋白gamma Fc区的受体。低亲和力受体。结合复合或聚集的IgG,也结合单体IgG。与III-A相反,不能介导抗体依赖性细胞毒性和吞噬作用。可能作为外周循环中免疫复合物的陷阱,不激活中性粒细胞。

组织特异性

Expressed specifically by polymorphonuclear leukocytes (neutrophils). Also expressed by stimulated eosinophils.

亚细胞定位

Cell membrane

关键词

3D-structure Cell membrane Disulfide bond Glycoprotein GPI-anchor IgG-binding protein Immunoglobulin domain Lipoprotein Membrane Proteomics identification