计算溶液所需的质量、体积或浓度。
EnzymoPure™,冻干粉,生物活性,重组 级 ,适用于对基线干扰要求严格的色谱和分析工作流程。
避光,-20°C储存,干燥,避免反复冻融。超低温运输 。请查阅批次 COA 获取详细规格。
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在色谱分析、有机合成和交叉偶联反应领域已被 3 篇同行评审文献引用。
Lactate oxidase catalyzes the oxidation of lactate to pyruvate and hydrogen peroxide in the presence of an FMN co-factor. The enzyme aids in the determination of L-lactate indirectly by measuring the hydrogen peroxide formed in the reaction.
Reaction

Product description
| Appearance: | Yellow amorphous powder |
| Source: | Microorganism |
| Enzyme Commission Number: | EC 1.1.3.2 |
| CAS Number: | 9028-72-2 |
| Storage temperature: | -20℃ |
| Activity: | ≥100U/mg enzyme powder; ≥250U/mg protein |
| Unit definition | One unit will convert one micromole of L-Lactate to pyruvate per min at pH 7.5 at 37℃. |
Properties
| Stability: | Stable at -20℃ for at least two years | |
| Molecular weight: | 40kDa (SDS-PAGE) | |
| Isoelectric point: | 5.2 | |
| Michaelis constant: | 1.1×10⁻³M (L-Lactate) | |
| Optimum pH: | 6.5-8.0 | {Fig. 1} |
| Optimum temperature: | 37℃-40℃ | {Fig. 3} |
| pH Stability: | 5.0-10.0 (25℃, 20hr) | {Fig. 2} |
| Thermal stability: | < 50℃ (pH 7.0, 30min) | {Fig. 4} |
| Inhibitors: | Cu²⁺, Fe³⁺, Zn²⁺, SDS | |
| Effect of various chemicals: | {Table 1} |
Table 1. Effect of Various Chemicals on LOX
[The enzyme dissolved in 50mM Tris-HCl buffer, pH 7.5 (50U/ml) was incubated with each chemical at 37℃ for 2hr.]


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| 批号(Lot Number) | 证书类型 | 货号 |
|---|---|---|
| 分析证书 | L774072 | |
| 分析证书 | L774072 | |
| 分析证书 | L774072 | |
| 分析证书 | L774072 | |
| 分析证书 | L774072 | |
| 分析证书 | L774072 |
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