中文名称：   

N-乙酰神经氨酸醛缩酶

英文名称：   

N-Acetylneuraminic acid aldolase

CAS：   

9027-60-5

酶活：   

≥ 45U/mg protein

活性：   

One unit will convert one micromole of N-Acetylneuraminate to N-Acetyl-D-mannosamine per minute at pH 7.5 at 37℃.

Catalog No.:

DL500371

Appearance:

Light yellowish amorphous powder

Source:

Microorganism

Enzyme Commission Number:

EC 4.1.3.3

CAS Number:

9027-60-5

Storage temperature:

-20℃

Specific activity:

≥ 45U/mg protein

Unit definition:

One unit will convert one micromole of N-Acetylneuraminate to N-Acetyl-D-mannosamine per minute at pH 7.5 at 37℃.

Molecular weight:

33 kDa (SDS-PAGE)

Isoelectric point:

6.4

Michaelis constant:

2.5×10 M(N-Acetylneuraminic acid)

Optimum pH:

7.5-8.0

Optimum temperature:

50℃

pH Stability:

5.0~9.5(25℃, 25hr)

Thermal stability:

< 65℃ (pH 7.5, 10min)

Inhibitors:

Co²⁺ ,Cu ²⁺ ,Zn ²⁺ ,NEM, Proclin