EC Number   |
Storage Stability |
|---|
    3.2.1.23 | -10°C, stable for several months |
| 3.2.1.23 | -20°C, 20 mM phosphate buffer, pH 6.9 without the addition of protein stabilizers, at least 2 years, no loss of activity |
| 3.2.1.23 | -20°C, 30% glycerol, stable |
| 3.2.1.23 | -20°C, 50% loss of activity when stored overnight |
| 3.2.1.23 | -20°C, complete inactivation after a few days |
| 3.2.1.23 | -20°C, crude enzyme extract, 24 h, fully stable, loss of 49% activity after 12 days, partially purified enzyme is stable for 60 days |
| 3.2.1.23 | -20°C, purified enzyme, 50 mM sodium phosphate, pH 6.5, and 2.8 mM 4-nitrophenyl-beta-D-galactopyranoside, stable for long periods of storage |
| 3.2.1.23 | -20°C, stable for at least 2 months |
| 3.2.1.23 | -20°C, stable for at least 6 months |
| 3.2.1.23 | 0-4°C, 0.2-0.3 mg of protein per ml, 10 mM Tris/HCl buffer, 0.1 M NaCl, 0.02% sodium azide, both enzyme forms, stable for 3 months |
