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  • T1001
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T1001

Sigma-Aldrich

甲状腺球蛋白 来源于牛甲状腺

powder, ≥90% (agarose gel electrophoresis)

Synonym(s):
Globulins thyro, Thyractin
CAS Number:
EC 号:
MDL编号:
NACRES:
NA.61

生物来源

bovine thyroid

质量水平

测定

≥90% (agarose gel electrophoresis)

形式

powder

分子量

~670 kDa

组成

Iodine, ≥0.20%

氮含量分析

13.0-16.0% total

灰分

≤4%

溶解性

H2O: 20 mg/mL

UniProt登记号

储存温度

−20°C

Gene Information

cow ... TG(280706)

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1 of 4

This Item
T1126609312T9145
biological source

bovine thyroid

biological source

Porcine thyroid

biological source

human thyroid

biological source

bovine thyroid

assay

≥90% (agarose gel electrophoresis)

assay

-

assay

≥95% (PAGE)

assay

-

form

powder

form

powder

form

lyophilized

form

powder

mol wt

~670 kDa

mol wt

~670 kDa

mol wt

-

mol wt

~670 kDa

solubility

H2O: 20 mg/mL

solubility

-

solubility

-

solubility

-

UniProt accession no.

P01267

UniProt accession no.

F1RRV3

UniProt accession no.

-

UniProt accession no.

P01267

应用

牛甲状腺球蛋白可刺激大鼠甲状腺滤泡细胞以及原代猪甲状腺上皮细胞的增殖。这种效应是通过 PI3K 信号传导介导的。
通常用作生产抗体的载体蛋白。其优点在于大量的酪氨酸残基可用于重氮反应进行偶联。

生化/生理作用

储存在甲状腺中的含碘蛋白质。当甲状腺受到来自垂体的促甲状腺激素(TSH) 的刺激时,转化为循环甲状腺素。因为其表达是甲状腺所独有的,它是甲状腺消融治疗后甲状腺癌复发或转移的敏感指标。
牛甲状腺球蛋白是一种大的四聚体糖蛋白,由甲状腺产生,是甲状腺激素的前体。其尺寸大且在正常条件下不存在于血浆中,这使其具有很强的免疫原性,并降低了在免疫测定中这种载体蛋白的抗体与血浆蛋白发生交叉反应的机会。半抗原可以通过附近的仲胺与甲状腺球蛋白偶联。

储存分类代码

13 - Non Combustible Solids

WGK

WGK 3

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

Certificate of Analysis

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Certificate of Origin

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