CCR4/Gα15/CHO
CBP71336
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| I. Background | |
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CCR4(又称 CD194、CMKBR4)是编码 CC 趋化因子受体 4 的蛋白编码基因,属于 G 蛋白偶联受体家族的关键成员。该基因主要在 Th2 细胞、调节性 T 细胞(Tregs)等 T 细胞亚群中选择性表达,在 B 细胞、NK 细胞、巨噬细胞中也有少量表达,同时在成人 T 细胞 白血病/淋巴瘤(ATLL)等多种肿瘤细胞中存在高表达。其编码的受体与 CCL17、CCL22 等配体结合后,可激活 ERK、MAPK、PI3K-AKT 等下游通路,调控免疫细胞定向迁移、细胞趋化与活化,参与免疫稳态维持、炎症反应等生理过程。 |
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| II. Description | |
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CCR4 Gα15 CHO 细胞药靶模型很好的模拟了体内 CCR4 的信号转导过程,原理见下图所示。
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| III. Introduction | |
| Host Cell: |
CHO |
| Stability: | 32 passages (in-house test, that not means the cell line will be instable beyond the passages we tested.) |
| Freeze Medium: | 90% FBS+10% DMSO |
| Culture Medium: |
F12K+10%FBS+100μg/ml Hygromycin B+200μg/ml G418 |
| Mycoplasma Status: | Negative |
| Storage: | Liquid nitrogen immediately upon delivery |
| Application(s): |
Functional assay for CCR4 |
| Transducer: | Gi |
| IV. Description of Host Cell Line | |
| Organism: | Hamster |
| Tissue: | Ovary |
| Morphology: | Epithelial |
| Growth Properties: | Adherent |
| V. Representative Data | |
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Figure 2. Dose Response of Recombinant Human CCL22 in CCR4 Gα15 CHO(C11). |
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