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  3. Vitamin D-binding protein/GC 蛋白, Human (His)

Vitamin D-binding protein/GC 蛋白, Human (His)

目录号: HY-P72202
产品使用指南

GC 蛋白是一种多功能蛋白,可促进维生素 D 运输和储存,同时清除细胞外 G 肌动蛋白以维持细胞稳态。它在炎症过程中增强 C5 α 对中性粒细胞的趋化活性,帮助巨噬细胞活化,并与 B 淋巴细胞和 T 淋巴细胞膜相互作用,表明其参与免疫过程。Vitamin D-binding protein/GC 蛋白, Human (His) 是重组的 维生素 D 结合蛋白/GC 蛋白,由 E. coli 表达,带有 N-6*His 标签。Vitamin D-binding protein/GC 蛋白, Human (His) 全长 456 个氨基酸,分子量约为 ~55 kDa。

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描述

GC protein is a multifunctional protein that promotes vitamin D transport and storage while scavenging extracellular G-actin to maintain cellular homeostasis. It enhances the chemotactic activity of C5 alpha toward neutrophils during inflammation, helps macrophage activation, and interacts with B lymphocyte and T lymphocyte membranes, indicating its involvement in the immune process. Vitamin D-binding protein/GC Protein, Human (His) is the recombinant human-derived Vitamin D-binding protein/GC protein, expressed by E. coli , with N-6*His labeled tag. The total length of Vitamin D-binding protein/GC Protein, Human (His) is 456 a.a., with molecular weight of ~55 kDa.

研究背景

维生素D结合蛋白(GC蛋白)是一种参与多种生理过程的多功能蛋白质。它在维生素 D 的运输和储存中发挥着关键作用,有助于提高其全身可用性。此外,GC 蛋白可作为细胞外 G 肌动蛋白的清除剂,这是维持细胞稳态的关键功能。在炎症情况下,它增强 C5 α 对中性粒细胞的趋化活性,积极参与免疫反应。此外,GC 蛋白与巨噬细胞激活有关,有助于协调免疫过程。除了其免疫相关功能外,GC 蛋白还与 B 淋巴细胞上的膜结合免疫球蛋白结合,并与 T 淋巴细胞膜上的 IgG Fc 受体相互作用,表明它参与免疫细胞相互作用。值得注意的是,与 LRP2 的相互作用对于肾脏摄取 GC 与 25-羟基维生素 D3 的复合物至关重要,这凸显了其在维生素 D 代谢和体内平衡中的重要性。

种属

Human

表达系统

E. coli

标签

N-6*His

蛋白编号

P02774 (R19-L474)

基因 ID
蛋白结构
N-term
6*His
GC (R19-L474)
Accession # P02774
C-term
同用名
DBP; DBP/GC; GC; Gc globulin; Gc-globulin; GRD3; Group specific component; Group specific component vitamin D binding protein; Group-specific component; hDBP; VDB; VDBG; VDBP; Vitamin D binding alpha globulin; Vitamin D-binding protein; VTDB_HUMAN
氨基酸序列

RGRDYEKNKVCKEFSHLGKEDFTSLSLVLYSRKFPSGTFEQVSQLVKEVVSLTEACCAEGADPDCYDTRTSALSAKSCESNSPFPVHPGTAECCTKEGLERKLCMAALKHQPQEFPTYVEPTNDEICEAFRKDPKEYANQFMWEYSTNYGQAPLSLLVSYTKSYLSMVGSCCTSASPTVCFLKERLQLKHLSLLTTLSNRVCSQYAAYGEKKSRLSNLIKLAQKVPTADLEDVLPLAEDITNILSKCCESASEDCMAKELPEHTVKLCDNLSTKNSKFEDCCQEKTAMDVFVCTYFMPAAQLPELPDVELPTNKDVCDPGNTKVMDKYTFELSRRTHLPEVFLSKVLEPTLKSLGECCDVEDSTTCFNAKGPLLKKELSSFIDKGQELCADYSENTFTEYKKKLAERLKAKLPDATPTELAKLVNKHSDFASNCCSINSPPLYCDSEIDAELKNIL

分子量

Approximately 55 kDa

纯度

Greater than 90% as determined by reducing SDS-PAGE.

内毒素含量

<1 EU/μg, determined by LAL method.

文件资料

Vitamin D-binding protein/GC Protein, Human (His) 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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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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Vitamin D-binding protein/GC Protein, Human (His)
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