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ADGRF5 Q8IZF2

粘附G蛋白偶联受体F5 (G蛋白偶联受体116)

蛋白质信息 (UniProt)

粘附G蛋白偶联受体F5 (G蛋白偶联受体116)

Q8IZF2

功能描述

粘附G蛋白偶联受体 (PubMed:28570277)。在肺泡II型 (ATII或AT2) 细胞中,是正常肺表面活性物质稳态所必需的 (PubMed:28570277)。ATII细胞对表面活性物质分泌和摄取的调节由GNAQ/GNA11蛋白的下游激活介导,可能是ADGRF5激活诱导的皮层F-肌动蛋白组装增加的结果 (PubMed:28570277)。在肾脏中,可能在调节酸向原尿排泄中起作用,可能通过调节V-ATPase质子泵的表面表达来实现 (By similarity)。作为可溶性FNDC4 (sFNDC4) 的受体,是正常的全身葡萄糖耐量所必需的,特别是增强白色脂肪组织对胰岛素的敏感性。还在sFNDC4诱导的白色脂肪组织局部炎症减轻中发挥作用 (PubMed:34016966)。 {ECO:0000250|UniProtKB:G5E8Q8, ECO:0000269|PubMed:28570277, ECO:0000269|PubMed:34016966}。

组织特异性

Expressed in lung endothelial cells and in alveolar type II (ATII) cells (at protein level) (PubMed:23684610, PubMed:28570277). Expressed high levels in subcutaneous adipose tissue in lean individuals and at lower levels in visceral fat. Expression levels in subcutaneous adipose tissue drastically drop in obese individuals (PubMed:34016966).

亚细胞定位

Cell membrane

关键词

Alternative splicing Cell membrane Disulfide bond G-protein coupled receptor Glycoprotein Immunoglobulin domain Membrane Phosphoprotein Proteomics identification Receptor