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wangyx0411702

铁杆木虫 (正式写手)

[求助] 酶动力学参数Kcat的算法,这样算对吗?

酶纯化文章修改中,审稿人提出让计算kcat.以下是我的计算方法及单位换算:
酶的Vmax(0.005 umol/min), 酶浓度(30 ug/ml), 酶分子量160KD
Kcat=Vmax/[E]
       =0.005 X10-6/60 (mol/s)/ 30X10-6X103 (g/L)/160X103 (Da)
       =0.0044 (s-1)
不知对否,请各路高手大侠批评指正,不甚感激!

[ Last edited by wangyx0411702 on 2011-8-16 at 19:40 ]
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