半乳糖氧化酶

更新时间:2024-01-03 00:35:30

半乳糖氧化酶结构式
半乳糖氧化酶结构式
品牌特惠专场
常用名 半乳糖氧化酶 英文名 Galactose oxidase
CAS号 9028-79-9 分子量 N/A
密度 N/A 沸点 N/A
分子式 N/A 熔点 N/A
MSDS 中文版 美版 闪点 N/A

 半乳糖氧化酶用途


真菌中的半乳糖氧化酶(GOase)经常用于生化研究。半乳糖氧化酶是一种II型铜金属酶,它含有一种多肽。半乳糖氧化酶催化伯醇的双电子氧化为相应的醛,并将二氧还原为过氧化氢[1]。

 半乳糖氧化酶名称

中文名 半乳糖氧化酶
英文名 Galactose oxidase

 半乳糖氧化酶生物活性

描述 真菌中的半乳糖氧化酶(GOase)经常用于生化研究。半乳糖氧化酶是一种II型铜金属酶,它含有一种多肽。半乳糖氧化酶催化伯醇的双电子氧化为相应的醛,并将二氧还原为过氧化氢[1]。
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参考文献

[1]. Carina Figueiredo, et al. Electrochemical studies of galactose oxidase. Electrochemical Science Advances. Volume2, Issue5. October 2022. e2100171.

 半乳糖氧化酶物理化学性质

储存条件

-20°C密闭,避光,通风干燥处

稳定性

Application Useful in the determination of lactose.

Preparation Note Chromatographically purified

Unit Definition One unit will produce a ΔA425 of 1.0 per min at pH 6.0 at 25 °C, in a peroxidase and o-tolidine system. Reaction volume = 3.4 mL. Light path = 1 cm.

Physical form Lyophilized, contains buffer salts and stabilizer

Biochem/physiol Actions 2-Deoxy-D-galactose, lactose, melibiose, raffinose and stachyose react with galactose oxidase in the peroxidase:o-tolidine system.

Essentially no oxidation of D-glucose, L-galactose, L-arabinose or D-glucuronate has been observed.

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1. 性状:冻干粉末。

2. 密度(g/mL,25℃):未确定

3. 相对蒸汽密度(g/mL,空气=1):未确定

4. 熔点(ºC):未确定

5. 沸点(ºC,常压):未确定

6. 沸点(ºC,5.2kPa):未确定

7. 折射率:未确定

8. 闪点(ºC):未确定

9. 比旋光度(º):未确定

10. 自燃点或引燃温度(ºC):未确定

11. 蒸气压(kPa,20ºC):未确定

12. 饱和蒸气压(kPa,60ºC):未确定

13. 燃烧热(KJ/mol):未确定

14. 临界温度(ºC):未确定

15. 临界压力(KPa):未确定

16. 油水(辛醇/水)分配系数的对数值:未确定

17. 爆炸上限(%,V/V):未确定

18. 爆炸下限(%,V/V):未确定

19. 溶解性:溶于水

 半乳糖氧化酶安全信息

危险品运输编码 NONH for all modes of transport

 半乳糖氧化酶文献28

更多文献
Functional and anionic cellulose-interacting polymers by selective chemo-enzymatic carboxylation of galactose-containing polysaccharides.

Biomacromolecules 13(8) , 2418-28, (2012)

Carboxylated, anionic polysaccharides were selectively prepared using a combination of enzymatic and chemical reactions. The galactose-containing polysaccharides studied were spruce galactoglucomannan...

Glycoproteomics enabled by tagging sialic acid- or galactose-terminated glycans.

Glycobiology 23(2) , 211-21, (2013)

In this paper, we present two complementary strategies for enrichment of glycoproteins on living cells that combine the desirable attributes of "robust enrichment" afforded by covalent-labeling techni...

In vivo enzyme immobilization by inclusion body display.

Appl. Environ. Microbiol. 76(16) , 5563-9, (2010)

A novel strategy for in vivo immobilization of enzymes on the surfaces of inclusion bodies has been established. It relies on expression in Escherichia coli of the polyhydroxybutyrate synthase PhaC fr...