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CLEC6A Q6EIG7

C型凝集素结构域家族6成员A (C型凝集素超家族成员10) (树突状细胞相关C型凝集素2) (DC相关C型凝集素2) (Dectin-2)

蛋白质信息 (UniProt)

C型凝集素结构域家族6成员A (C型凝集素超家族成员10) (树突状细胞相关C型凝集素2) (DC相关C型凝集素2) (Dectin-2)

Q6EIG7

功能描述

钙依赖性凝集素,作为先天免疫系统的模式识别受体 (PRR):特异性识别并结合白色念珠菌菌丝上的α-甘露聚糖 (PubMed:23911656, PubMed:28652405)。白色念珠菌α-甘露聚糖与该受体复合物的结合导致FCER1G的免疫受体酪氨酸活化基序 (ITAM) 磷酸化,触发SYK、CARD9和NF-kappa-B的活化,进而驱动抗原呈递细胞的成熟,并塑造T细胞向效应辅助性T细胞1和辅助性T细胞17细胞亚型的抗原特异性启动 (By similarity)。也以甘露糖依赖的方式识别屋尘螨和真菌的过敏原,通过促进半胱氨酰白三烯的产生发挥作用 (By similarity)。识别曼氏血吸虫卵的可溶性成分,改变适应性免疫应答 (By similarity)。 {ECO:0000250|UniProtKB:Q9JKF4, ECO:0000269|PubMed:23911656, ECO:0000269|PubMed:28652405}。

组织特异性

Expressed in lung, spleen, lymph node, leukocytes, bone marrow, tonsils and dendritic cells. Strongly expressed in purified monocytes and weakly in B-cells. In peripheral blood cells, preferentially expressed in plasmacytoids rather than myeloids.

亚细胞定位

Cell membrane

关键词

3D-structure Adaptive immunity Alternative splicing Calcium Cell membrane Disulfide bond Glycoprotein Immunity Innate immunity Lectin