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Maltose Phosphorylase from E. coli, Recombinant

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Cat No.

NATE-1250

Description

Maltose phosphorylase (MP) is a dimeric enzyme that catalyzes maltose and inorganic phosphate into β-D-glucose-1-phosphate and glucose.

Abbr

MP, Recombinant (E. coli)

Alias

Source

E. coli

Species

E. coli

Appearance

White lyophilizate

Enzyme Commission Number

EC 2.4.1.8

Activity

> 10 U/mg lyophilizate

CAS No.

9030-19-7

Contaminants

α-amylase < 5.0 x 10^-3% α-glucosidase < 5.0 x 10^-2% NADPH oxidase < 5.0 x 10^-2%

Molecular Weight

ca. 220 kDa

pH Stability

5.5–8.0

Michaelis Constant

1.9 x 10^-3 M (maltose) 3.4 x 10^-3 M (phosphate) 8.3 x 10^-3 M (arsenate)

Structure

2 subunits of 90 kDa (SDS-PAGE)

Unit Definition

One unit (U) is defined as the amount of enzyme which produces 1 μmol of D-glucose per min at 30°C and pH 7.0.

Optimum pH

6.5–7.5

Optimum temperature

45–50°C

Thermal stability

below 55°C

Stability

Stability (liquid form) stable at 37°C for at least one week Stability (powder form) stable at 30°C for at least four weeks

Storage

at -20°C

Stabilizers

Lactose

Inhibitors

Hg2+, Ag+, Zn2+, Cu2+

Synonyms

maltose phosphorylase; maltose:phosphate 1-β-D-glucosyltransferase; EC 2.4.1.8; 9030-19-7; MP

"MP" Total Products Page

Enzymes

Catalog	Product Name	EC No.	CAS No.	Source	Price
NATE-0456	Maltose Phosphorylase from Enterococcus sp., Recombinant	EC 2.4.1.8	9030-19-7	E. coli	Inquiry
NATE-1031	Native Bacteria Maltose phosphorylase	EC 2.4.1.8	9030-19-7	Bacteria	Inquiry
EXWM-2620	maltose phosphorylase	EC 2.4.1.8	9030-19-7		Inquiry