过氧化氢酶|Catalase, Lyophilized|cas:9001-05-2|西域试剂

过氧化氢酶,Catalase, Lyophilized,≥3000 units/mg protein

产品编号：Bellancom-B424502| CAS NO：9001-05-2| 分子式：N/A| 分子量：N/A

Catalase 是重要的抗氧化酶,在清除 ROS。在维持氧化还原状态的平衡方面发挥着重要作用。Catalase 与肿瘤的发生,发展关系密切。有潜力用于肿瘤的预防研究。

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货号	包装	价格	库存与货期	购买量	操作
Bellancom-B424502		￥294.00	杭州北京（现货）
Bellancom-B424502		￥4784.00	杭州北京（现货）
Bellancom-B424502		￥5654.00	杭州北京（现货）
Bellancom-B424502		￥2464.00	杭州北京（现货）
Bellancom-B424502		￥433.00	杭州北京（现货）

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产品名称	过氧化氢酶
英文名称	Catalase, Lyophilized
CAS编号	9001-05-2
产品描述	Catalase 是重要的抗氧化酶,在清除 ROS。在维持氧化还原状态的平衡方面发挥着重要作用。Catalase 与肿瘤的发生,发展关系密切。有潜力用于肿瘤的预防研究。
产品沸点	297.5±0.0 °C at 760 mmHg
产品密度	1.2±0.1 g/cm3
产品闪点	120.3±12.6 °C
精确质量	166.062988
LogP	2.40
外观性状	suspension \| deep brown
蒸气压	0.0±0.6 mmHg at 25°C
折射率	1.539
溶解性	能溶于水和稀缓冲液，不溶于有机溶剂。用温水可溶。
溶解性数据	In Vitro: H₂O : 33.33 mg/mL (Need ultrasonic) DMSO : < 1 mg/mL (insoluble or slightly soluble) In Vivo: 请根据您的实验动物和给药方式选择适当的溶解方案。以下溶解方案都请先按照 In Vitro 方式配制澄清的储备液，再依次添加助溶剂： ——为保证实验结果的可靠性，澄清的储备液可以根据储存条件，适当保存；体内实验的工作液，建议您现用现配，当天使用；以下溶剂前显示的百分比是指该溶剂在您配制终溶液中的体积占比；如在配制过程中出现沉淀、析出现象，可以通过加热和/或超声的方式助溶 1. 请依序添加每种溶剂： PBS Solubility: 100 mg/mL (Infinity mM); Clear solution; Need ultrasonic *以上所有助溶剂都可在西域网站选购。
体外研究	过氧化氢酶，一种代谢过氧化氢的酶，但也与许多其他底物发生反应。过氧化氢酶的活性部位含有一个铁原子。人过氧化氢酶包含四个相同的亚基，每个亚基包含四个不同的结构域和一个人工血红素基。这四个结构域包括：（1）含有末端组氨酸（过氧化氢酶反应所必需的氨基酸）的N-末端臂；（2）含有八个β-桶的β-桶结构域，八个β-桶以反平行方式排列，六个α-螺旋插入，赋予蛋白质三维结构所必需的疏水核心酶；（3）含有结合血红素基的酪氨酸残基的连接结构域；最后（4）α-螺旋结构域，这对NADPH结合很重要。
细胞实验	分子量：～250KDa 活力定义：1u指在pH 7.0，30℃（滴定法）或者25℃（比色法）条件下每分钟分解1.0 μmole的H2O2。 PH：5.0～8.0 稳定性：温度控制在40～45℃，55℃以上失活，干燥时在室温中稳定。Ca2+对其有保护和激活作用。溶解性：能溶于水和稀缓冲液，不溶于有机溶剂。用温水可溶。
稳定性	1.一般市售商品有结晶、水悬浮液（在4℃时稳定）、甘油乙醇溶液（4℃数月后可有微量混浊）、冷冻干燥品（4℃，6个月后无活力降低现象）及干燥粉末。活力范围pH4～9。当含有0.5%麝香草酚及30%甘油的结晶水悬液，0～4℃时可稳定一年以上。
储存条件	1.4℃应密封于保存

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符号	GHS02
信号词	Warning
危害声明	H226
个人防护装备	Eyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US);type N95 (US);type P1 (EN143) respirator filter
危害码 (欧洲)	B
风险声明 (欧洲)	10
安全声明 (欧洲)	23-24/25-22
危险品运输编码	UN 1993 3/PG 3
WGK德国	1
RTECS号	FI4378000

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