1. 重组蛋白
  2. Immune Checkpoint Proteins
  3. Inhibitory Checkpoint Molecules
  4. VISTA
  5. VISTA/B7-H5 蛋白, Mouse (HEK293, Fc)

VISTA/B7-H5 蛋白, Mouse (HEK293, Fc)

目录号: HY-P73547
产品使用指南

VISTA/B7-H5 蛋白是一种主要在白细胞中表达的 I 型跨膜蛋白,可抑制 T 细胞功能。VISTA/B7-H5 蛋白 可通过抑制 BMP4 信号传导促进胚胎干细胞分化以及刺激 MMP14 介导的 MMP2 激活。VISTA/B7-H5 蛋白 在肿瘤中高表达。VISTA/B7-H5 蛋白, Mouse (HEK293, Fc) 是重组的 VISTA/B7-H5 蛋白,由 HEK293 表达,带有 C-hFc 标签。VISTA/B7-H5 蛋白, Mouse (HEK293, Fc) 全长 191 个氨基酸,分子量约为 ~44.5 kDa。

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描述

VISTA/B7-H5 Protein is a type I transmembrane protein expressed primarily in white blood cells that inhibits T cell function. VISTA/B7-H5 Protein promotes embryonic stem cell differentiation by inhibiting BMP4 signaling and stimulates MMP14 mediated MMP2 activation. VISTA/B7-H5 Protein is highly expressed in tumors. VISTA/B7-H5 Protein, Mouse (HEK293, Fc) is the recombinant mouse-derived VISTA/B7-H5 protein, expressed by HEK293 , with C-hFc labeled tag. The total length of VISTA/B7-H5 Protein, Mouse (HEK293, Fc) is 191 a.a., with molecular weight of ~44.5 kDa.

研究背景

VISTA 是一种 I 型跨膜蛋白具有免疫检查点的功能。VISTA 是 B7 家族的一员,主要在白细胞中表达,其转录部分受 p53 控制。VISTA 可以作为 T 细胞的配体和受体,抑制 T 细胞效应功能,维持外周耐受性。VISTA 通过抑制 BMP4 信号传导促进胚胎干细胞分化。VISTA 刺激 MMP14 介导的 MMP2 激活。VISTA 在肿瘤浸润淋巴细胞中高水平产生,在黑色素瘤和鳞状细胞癌小鼠模型中,用抗体阻断 VISTA 可导致肿瘤生长延迟。VISTA 水平的增加与免疫激活的增加和 CD4-阳性 T 细胞的减少相关。

种属

Mouse

表达系统

HEK293

标签

C-hFc

蛋白编号

Q9D659 (M1-A191)

基因 ID

74048  [NCBI]

蛋白结构
N-term
VISTA (M1-A191)
Accession # Q9D659
hFc
C-term
同用名
Platelet receptor Gi24; Stress-induced secreted protein-1; Sisp-1; C10orf54; SISP1
分子量

Approximately 44.5 kDa

纯度

Greater than 95% as determined by reducing SDS-PAGE.

内毒素含量

<1 EU/μg, determined by LAL method.

文件资料

VISTA/B7-H5 Protein, Mouse (HEK293, Fc) 相关分类

Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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  • 重组蛋白稀释计算器

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The reconstitution calculator equation

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration
= ÷

The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

浓度 (start) × 体积 (start) = 浓度 (final) × 体积 (final)
× = ×
C1   V1   C2   V2

The specific activity calculator equation

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)
Unit/mg = 106 ÷ ng/mL

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产品名称:
VISTA/B7-H5 Protein, Mouse (HEK293, Fc)
目录号:
HY-P73547
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