cystathionine-β-synthase (cbs)
product description
appearance: yellowish amorphous powder,lyophilized
source: microorganism
isoelectric point: 5.4
enzyme commission number: ec4.2.1.22
cas number: 9023-99-8
storage temperature: -20℃
specific activity: ≥ 60u/mg protein
unit definition: one unit of activity is defined asthe production of 1 µmol of l-cystathionine per min at 37 °c at ph8.0.
usage: dissolve the powder in 10 ml purewater.
properties
molecular weight: 40 kda (sds-page)
michaelis constant: 1.6 ×10-3mol/l(l-homocysteine)
               2.7 ×10-3mol/l (l-serine)
optimum ph: 8.0                                 
optimum temperature: 45 ℃                        
ph stability: 7~9 (25 ℃, 24hrs )                     
thermal stability: ﹤50 ℃ (ph 7.4, 30 min)             
inhibitors: sds

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