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9031-11-2

9031-11-2 structure
9031-11-2 structure
  • Name: Native Aspergillus oryzae β-Galactosidase
  • Chemical Name: Lactase
  • CAS Number: 9031-11-2
  • Molecular Formula: C22H28O3
  • Molecular Weight: 340.456
  • Catalog: Biochemical Enzymes and coenzymes
  • Create Date: 2018-03-23 08:00:00
  • Modify Date: 2024-01-09 11:58:22
  • β-Galactosidase is a glycoside hydrolase that hydrolyzes the β-glycosidic bonds formed between galactose and its organic moieties. In E.coli, the lacZ gene is the structural gene of β-galactosidase, which can be used as part of the induction system lac operon. β-Galactosidase can hydrolyze lactose to form glucose and galactose, and enter glycolysis; it can also catalyze the transgalactosylation of lactose into allolactose; allolactose can be cracked into monosaccharides[1].

Name Lactase
Synonyms beta-Galactosidase
2-[2-(4-Heptylphenyl)ethyl]-6-hydroxybenzoic acid
Benzoic acid, 2-[2-(4-heptylphenyl)ethyl]-6-hydroxy-
Native Aspergillus oryzae β-Galactosidase
Description β-Galactosidase is a glycoside hydrolase that hydrolyzes the β-glycosidic bonds formed between galactose and its organic moieties. In E.coli, the lacZ gene is the structural gene of β-galactosidase, which can be used as part of the induction system lac operon. β-Galactosidase can hydrolyze lactose to form glucose and galactose, and enter glycolysis; it can also catalyze the transgalactosylation of lactose into allolactose; allolactose can be cracked into monosaccharides[1].
Related Catalog
References

[1]. Douglas H Juers, et al. LacZ β-galactosidase: structure and function of an enzyme of historical and molecular biological importance. Protein Sci. 2012 Dec;21(12):1792-807.   

Density 1.1±0.1 g/cm3
Boiling Point 477.8±33.0 °C at 760 mmHg
Molecular Formula C22H28O3
Molecular Weight 340.456
Flash Point 256.9±21.9 °C
Exact Mass 340.203857
LogP 8.19
Appearance powder | slightly yellow
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.572
Storage condition 2-8°C
Water Solubility 1% acetic acid: 1 mg/mL | Soluble in water
Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xn
Risk Phrases 22
Safety Phrases 24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS LW5840000