N-乙酰神經(jīng)氨酸醛縮酶（EC 4.1.3.3）也稱為唾液酸醛縮酶。游離的N-乙酰神經(jīng)氨酸在N-乙酰神經(jīng)氨酸醛縮酶的作用下裂解產(chǎn)生丙酮酸。此酶可與神經(jīng)氨酸酶、乳酸脫氫酶、丙酮酸氧化酶一起檢測(cè)唾液酸的含量。
Appearance: Light yellowish amorphous powder, lyophilized
Source: Microorganism
Enzyme Commission Number: EC 4.1.3.3
CAS Number: 9027-60-5
Storage temperature: -20℃
Specific activity: ≥ 45U/mg protein
PROPERTIES
Molecular weight 33 kDa (SDS-PAGE)
Isoelectric point 6.4
Optimum pH: 7.5-8.0
Optimum temperature: 50℃
pH Stability 5.0~9.5(25℃, 25hr)
Thermal stability < 65℃ (pH 7.5, 10min)