Specific activity: ≥ 90U\/mg protein\nUnit definition: One unit will oxidate one micromole of androsterone per min at pH 8.25 at 25℃.\nMolecular weight: 28 kDa (SDS-PAGE)\nIsoelectric point: 7.5\nMichaelis constant: 3.0×10-5M(androsterone) 6.0×10-6M(NAD+)\nOptimum pH: 10.5\nOptimum temperature: 60℃\npH Stability: 4.5~10.5(30℃,20hr)\nThermal stability: < 50℃ (pH 7.2, 20min)\nInhibitors: Ag+,Hg2+,Cu2+,Zn2+,Fe3+\n外观: 白色粉末\n储存条件: -20℃\n用途: 催化羟基类固醇的脱氢反应