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ILDR2 Q71H61

含免疫球蛋白样结构域受体2 (Angulin-3)

蛋白质信息 (UniProt)

含免疫球蛋白样结构域受体2 (Angulin-3)

Q71H61

功能描述

可能参与内质网应激通路,对脂质稳态和胰岛素分泌有影响。与ILDR1和LSR一起,通过招募MARVELD2/tricellulin至三细胞紧密连接,参与上皮屏障功能的维持 (By similarity)。亦作为B7样蛋白家族成员发挥作用,表达于免疫细胞和炎症组织,并具有T细胞抑制活性 (PubMed:29431694)。在内耳中,可能通过结合TRA2A、TRA2B和SRSF1调节前体mRNA的选择性剪接 (By similarity)。 {ECO:0000250|UniProtKB:B5TVM2, ECO:0000269|PubMed:29431694}。

组织特异性

Expressed in testis, brain, pituitary, colon, heart, nerves, prostate, esophagus, lung liver and small intestine (PubMed:29431694). Highly expressed in macrophages, also expressed in monocytes and at low levels in NK and NKT cells (at protein level) (PubMed:29431694).

亚细胞定位

Endoplasmic reticulum membrane

关键词

Cell junction Disulfide bond Endoplasmic reticulum Immunoglobulin domain Membrane Methylation Nucleus Phosphoprotein Proteomics identification Reference proteome