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Merck

G3665

β-Galactosidase from Kluyveromyces lactis

≥2600 units/g

Synonim(y):

Lactase

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Wybierz wielkość

50 ML

502,00 zł

250 ML

1410,00 zł

502,00 zł


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Informacje o tej pozycji

Numer CAS:
UNSPSC Code:
12352204
NACRES:
NA.54
MDL number:
Specific activity:
≥2600 units/g
Concentration:
≥2600 units/g

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form

liquid

Quality Level

specific activity

≥2600 units/g

concentration

≥2600 units/g

storage temp.

2-8°C

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1 of 4

Ta pozycja
G5635G3153G6008
specific activity

≥2600 units/g

specific activity

≥500 units/mg protein

specific activity

≥500 units/mg protein

specific activity

≥250 units/mg protein

form

liquid

form

lyophilized powder

form

lyophilized powder

form

lyophilized powder

concentration

≥2600 units/g

concentration

-

concentration

-

concentration

-

storage temp.

2-8°C

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

Quality Level

200

Quality Level

300

Quality Level

200

Quality Level

200

General description

A β-galactosidase preparation produced by submerged fermentation of a selected strain of the yeast Kluyveromyces lactis.

Application

β-galactosidases from different species, including Kluyveromyces lactis and Kluyveromyces fragilis[1], hydrolyze lactose.

Biochem/physiol Actions

β-galactosidase cleaves lactose into its monosaccharide components, glucose and galactose. It also catalyzes the transglycosylation of glucose into allolactose, the inducer of β-galactosidase, in a feedback loop[2].

Legal Information

A product of Novozyme Corp.
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Klasa składowania

10 - Combustible liquids

flash_point_f

Not applicable

flash_point_c

Not applicable

pictograms

Health hazard

signalword

Danger

hcodes

Hazard Classifications

Resp. Sens. 1


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Masz już ten produkt?

Dokumenty związane z niedawno zakupionymi produktami zostały zamieszczone w Bibliotece dokumentów.

Odwiedź Bibliotekę dokumentów

Arun Beniwal et al.
3 Biotech, 7(5), 349-349 (2017-09-29)
The dairy yeast
Robert E Ward et al.
Molecular nutrition & food research, 51(11), 1398-1405 (2007-10-30)
This study was conducted to investigate the catabolism and fermentation of human milk oligosaccharides (HMO) by individual strains of bifidobacteria. Oligosaccharides were isolated from a pooled sample of human milk using solid-phase extraction, and then added to a growth medium
Justyna Skoczek et al.
Food chemistry, 294, 231-237 (2019-05-28)
A fully mechanized Arduino-controlled multi-pumping flow analysis system and procedure for the determination of β-galactosidase activity are proposed. The applied bioanalytical method is based on the determination of p-nitrophenol formed in the course of enzyme-catalyzed hydrolysis of p-nitrophenyl-galactopyranosides. The photometric
D H Juers et al.
Protein science : a publication of the Protein Society, 8(1), 122-136 (1999-04-21)
Beta-galactosidase (lacZ) from Escherichia coli is a 464 kDa homotetramer. Each subunit consists of five domains, the third being an alpha/beta barrel that contains most of the active site residues. A comparison is made between each of the domains and
Anca D Petrescu et al.
Protein expression and purification, 58(2), 184-193 (2008-01-08)
Acyl coenzyme A binding protein (ACBP) has been proposed to transport fatty acyl CoAs intracellularly, facilitating their metabolism. In this study, a new mouse recombinant ACBP was produced by insertion of a histidine (his) tag at the C-terminus to allow

Produkty

For use as a marker in SDS-PAGE; Albumin from chicken egg white, For use as a marker in SDS-PAGE; L-Lactic Dehydrogenase from rabbit muscle, Type XI, lyophilized powder, 600-1,200 units/mg protein

Numer pozycji handlu globalnego

SKUNUMER GTIN
G3665-50ML04061833630150
G3665-250ML04061833630129

Questions

1–3 of 3 Questions  
  1. hi, what is the concentration of the enzyme solution? 2600 units/g is this enzyme's specific activity. This preparation is a solution, what is the actual concentration of the enzyme? Thanks.

    1 answer
    1. The supplier, Novozymes, does not determine the protein concentration (in mg Protein/ml) of this enzyme in the final product. The activity is given in units per weight of the solution, and the density of the solution usually runs around 1.2 g/mL.

      Helpful?

  2. What are the long term storage conditions required for Beta - galactosidase enzyme? And how long can it be stored?

    1 answer
    1. The recommended storage temperature of this material is 2-8°C. This product is quite stable and is not assigned an expiration or retest date. Products that are not assigned an expiration or retest date are covered by a warranty period of 1 year from the date of product shipment.

      Helpful?

  3. What is the purity of this enzyme ? Need this for science project

    1 answer
    1. Unfortunately, the purity is not determined for this product.

      Helpful?

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