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过氧化氢酶(牛肝)

CAS:No.9001-05-2

分子量:四聚体约250 kDa

储存条件:-20℃,有效期2年

英文名称:Catalase

过氧化氢酶(牛肝)
单品5送2
货号:
C8070
品牌:
Solarbio
SKU 北京总部 北京海淀 武汉 广州
C8070-1g 咨询 咨询 咨询 咨询
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说明:生化研究,能使过氧化氢分解为水和氧


过氧化氢酶 来源于牛肝脏

Catalase from bovine liver

lyophilized powder, 2,000-5,000 units/mg protein

Frequently Asked Questions

Live Chat and Frequently Asked Questions are available for this Product.

Components

Catalase from bovine liver is a tetramer consisting of 4 equal subunits each with a 60 kDa molecular weight. Each of these subunits contains iron bound to a protoheme IX group. The enzyme will also strongly bind to NADP, where NADP and the heme group are within 13.7 angstroms.

Application

Catalase acts as a natural antioxidant to study the roles of reactive oxygen species in gene expression and apoptosis. It has also been used to protect against oxidative damage to proteins, lipids, and nucleic acids. Industrially, catalses have been used to remove hydrogen peroxide added to milk and cheese, in textile bleaching, and to examine its positive effects on the viability of DNA-repair mutants of E. coli.

Biochem/physiol Actions

激活过氧化氢的分解,用于研究活性氧在基因表达和细胞凋亡中的作用的天然抗氧化剂。

This product doesn′t need any activators, but it is inhibited by 3-amino-1-H-1,2,4 triazole, cyanide, azide, hydroxylamine, cyanogens bromide, 2-mercaptoethanol, dithiothreitol, dianisidnie and nitrate.

Caution

不建议冷冻溶液。

Preparation Note

由缩二脲测定的蛋白质

Unit Definition

在 pH 7.0 和 25°C 下,一单位本品每分钟可以分解 1.0μmol H2O2,同时 H2O2 浓度从 10.3mM 降至 9.2mM,这是通过 A240 的降低速率来测量的。

Related Categories 1.11.1.6 Catalase, 1.x.x.x Oxidoreductases, Application Index, Diagnostic and Analytical Enzymes, Enzyme Class Index,

General Metabolic Enzymes, General Metabolic Enzymes A-H, 代谢组学, 生化试剂, 细胞生物学, 酶、抑制剂和底物

Less...

Quality Level ELITE

form lyophilized powder

mol wt tetramer mol wt ~250 kDa

isoelectric point 5.4

storage temp. −20°C

Gene Information cow ... CAT(280743)

  备注:产品信息可能会有优化升级。请以实际标签信息为准。

备注:
以上数据均来自公开文献, Solarbio暂未进行独立验证, 仅供参考。
These protocols are for reference only. Solarbio does not independently validate these methods.

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1.本产品仅供科研使用。请勿用于医药、临床诊断或治疗,食品及化妆品等用途。请勿存放于普通住宅区。
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