SPECIFICATIONS
Name |
α-D-Glucoside glucohydrolase |
EC |
3.2.1.20 |
Appearance |
White amorphous powder lyophilized |
Activity |
Grade II, 20 U/mg-solid or more |
Contaminants |
α amylase ≤ 1.0×10-5 % |
Stabilizers |
Bovine serum albumin (BSA) |
Stability |
Stable at -20 ℃ for at least one year |
Molecular weight |
65,000 |
Isoelectric point |
5.2 |
Michaelis constant |
6.3×10-4 M (p-Nitrophenyl-α-D-glucopyranoside) |
Inhibitors |
Ag+, Hg2+, PCMB, MIA |
Optimum pH |
6.0-7.0 |
Optimum temperature |
60 ℃ |
pH Stability |
pH 5.0 - 9.0 |
Thermal stability |
below 60 ℃ (pH 7.0, 15min) |
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