1. 重组蛋白
  2. Enzymes & Regulators
  3. Protease Inhibitors
  4. SPINK1 蛋白, Human (HEK293, His)

SPINK1 蛋白, Human (HEK293, His)

目录号: HY-P71053
COA 产品使用指南

SPINK1 蛋白是一种丝氨酸蛋白酶抑制剂,可显着抑制胰蛋白酶,尤其是在胰腺中,防止酶原过早激活。这一关键作用维持了胰腺细胞过程的完整性。SPINK1 蛋白, Human (HEK293, His) 是重组的 SPINK1 蛋白,由 HEK293 表达,带有 C-6*His 标签。SPINK1 蛋白, Human (HEK293, His) 全长 56 个氨基酸,分子量为 12-16 kDa。

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规格 价格 是否有货 数量
10 μg ¥1200 In-stock
50 μg ¥3600 In-stock
100 μg   询价  

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描述

The SPINK1 protein is a serine protease inhibitor that significantly inhibits trypsin, especially in the pancreas, preventing premature activation of the zymogen. This critical role maintains the integrity of pancreatic cellular processes. SPINK1 Protein, Human (HEK293, His) is the recombinant human-derived SPINK1 protein, expressed by HEK293 , with C-6*His labeled tag. The total length of SPINK1 Protein, Human (HEK293, His) is 56 a.a., with molecular weight of 12-16 kDa.

研究背景

SPINK1 是一种丝氨酸蛋白酶抑制剂,具有显着的抗胰蛋白酶活性,特别是在胰腺中,它在防止胰蛋白酶催化的酶原过早激活方面发挥着关键作用。这种保护功能有助于维持胰腺内细胞过程的完整性。此外,SPINK1 还参与男性生殖道,与精子头结合,对精子容量产生影响。值得注意的是,SPINK1 通过抑制钙吸收和一氧化氮 (NO) 产生来实现这种调节,在不同的生理环境中展示其多样化的调节功能。

种属

Human

表达系统

HEK293

标签

C-6*His

蛋白编号

P00995 (D24-C79)

基因 ID
蛋白结构
N-term
SPINK1 (D24-C79)
Accession # P00995
6*His
C-term
同用名
Pancreatic Secretory Trypsin Inhibitor; Serine Protease Inhibitor Kazal-Type 1; Tumor-Associated Trypsin Inhibitor; TATI; SPINK1; PSTI
氨基酸序列

DSLGREAKCYNELNGCTKIYDPVCGTDGNTYPNECVLCFENRKRQTSILIQKSGPC

分子量

12-16 kDa

纯度

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

性状

溶液.

组分

Supplied as a 0.2 μm filtered solution of 20 mM Tris-HCl, 500 mM NaCl, 5% Trehalose, 5% Mannitol, 0.02% Tween 80, pH 9.0.

内毒素含量

<1 EU/μg, determined by LAL method.

保存条件 & 期限

Stored at -80°C for 1 year. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.

运输条件

Shipping with dry ice.

文件资料

SPINK1 Protein, Human (HEK293, 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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产品名称:
SPINK1 Protein, Human (HEK293, His)
目录号:
HY-P71053
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