Cystathionine-β-Synthase (CBS)
Product description
Appearance: Yellowish amorphous powder,
lyophilized
Source: Microorganism
Isoelectric point: 5.4
Enzyme Commission Number: EC
4.2.1.22
CAS Number: 9023-99-8
Storage temperature: -20℃
Specific activity: ≥ 60U/mg protein
Unit definition: One unit of activity is defined as
the production of 1 µmol of L-cystathionine per min at 37 °C at pH
8.0.
Usage: Dissolve the powder in 10 mL pure
water.
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
