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- Specific activity: ≥ 90U/mg protein
- Unit definition: One unit will oxidate one micromole of androsterone per min at pH 8.25 at 25℃.
- Molecular weight: 28 kDa (SDS-PAGE)
- Isoelectric point: 7.5
- Michaelis constant: 3.0×10-5M(androsterone) 6.0×10-6M(NAD+)
- Optimum pH: 10.5
- Optimum temperature: 60℃
- pH Stability: 4.5~10.5(30℃,20hr)
- Thermal stability: < 50℃ (pH 7.2, 20min)
- Inhibitors: Ag+,Hg2+,Cu2+,Zn2+,Fe3+
- 储存条件: -20℃
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