己糖激酶
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[产品编号]
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HYC-300045
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[CAS号]
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9001-51-8
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[规格]
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BR,,,,,,~500u/mg
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[包装]
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500U 1KU 2.5KU 10KU
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[到货期]
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现货
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英文名称:HK;;;;;;;Hexokinase from Saccharomyces cerevisiae;;;;;;;ATP:D-Hexose-6-phosphotransferase;;;;;;;Hexokinase from yeast
其他名称:己糖磷酸激酶
CAS号:9001-51-8
级别:BR
分子量:~ 54 kDa (monomer);;;;;;;~110 kDa (dimer)
活力:~ 500 units/mg protein
活力界说:One unit will phosphorylate 1.0 μmole of D-glucose per min at pH 7.6 at 25℃
Optimal pH:7.5~9.0
性状(以下信息仅供参考):白色粉末。。。。。。酿酒酵母提取。。。。。。催化剂(Activators):Hexokinase requires Mg2+ ions (KM = 2.6 mM) for activity. Hexokinase is activated by catecholamines and related compounds;;;;;;;抑造剂(Inhibitors):sorbose-1-phosphate, polyphosphates, 6-deoxy-6-fluoroglucose, 2-C-hydroxy-methylglucose, xylose, lyxose, and thiol reactive compounds (Hg2+ and 4-chloromercuribenzoate)
用处:本品仅供科研,,,,,,不得用于其它用处。。。。。。(以下用处仅供参考)为催化己糖6位上由ATP使之产生磷酸化反映的酶。。。。。。对α-D葡萄糖的亲和性很高(Km=1×10-5M),,,,,,对其他的己糖也可进行磷酸化。。。。。。此反映的平衡向右偏移。。。。。。△G°’=4.0千卡。。。。。。该酶可被Mg2 、 K 所活化,,,,,,但可被HS试剂阻抑。。。。。。
保留:-20℃