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G7163

Sigma-Aldrich

α-Galactosidase, positionally specific from Escherichia coli

recombinant, expressed in E. coli, buffered aqueous solution

Synonym(s):
1,6-alpha-D-galactoside galactohydrolase, alpha-Galactosidase, melibiase
CAS Number:
Enzyme Commission number:
MDL number:

recombinant

expressed in E. coli

Quality Level

form

buffered aqueous solution

specific activity

≥20 units/mg protein

mol wt

80 kDa

shipped in

wet ice

storage temp.

2-8°C

Gene Information

Escherichia coli CFT073 ... melA(1037886)

Biochem/physiol Actions

Cleaves α(1→3)- and α(1→6)-linked, non-reducing terminal galactose from complex carbohydrates and glycoproteins. It is particularly efficient for removing α-linked galactose under conditions where the pH must be neutral or above, for example, with live cells.

Unit Definition

One unit will hydrolyze 1 μmole of p-nitrophenyl α-D-galactopyranoside per min at pH 6.5 at 25 °C.

Physical form

This product is a sterile-filtered aqueous buffered solution.

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

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Certificate of Origin

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