【CAS:9028-79-9,半乳糖氧化酶,Galactose oxidase】
英文名稱:Galactose Oxidase from Dactylium dendroides;D-Galactose:oxygen 6-oxidoreductase
CAS號(hào):9028-79-9
級(jí)別:High purity grade
分子量:68KD
活力:≥30units/mg protein
活力定義:one unit equals a change in absorbance at 425nm of 1.0 per minute at 25℃,pH6.0 using a perosidase/o-tolidine coupled assay with galactose as the substrate
*PH:7.0
產(chǎn)品描述:Supplied as a purified powder,containing sodium phosphate and cucrose as stablilizer.Oxdizes galactose and some galactose derivatives in both free and polymeric forms.Oxidation at the C6 position.
性狀:粉末,是由一條含639個(gè)氨基酸基團(tuán)的單聚肽鏈組成、以銅原子為活性中心的酶。非藍(lán)氧化酶的一種,是一種含銅不顯藍(lán)色的酶。與藍(lán)銅氧化酶不一樣,在600nm附近吸收系數(shù)很小,可用電子自旋共振(ESR)譜監(jiān)測(cè),其光譜特征與無(wú)機(jī)銅配位化合物相似
用途:生化研究。催化氧化半乳糖,確定樣品中半乳糖的含量
保存:-20℃
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