Cat No.
NATE-1096
Description
Glutaminase catalyzes the conversion of glutamine to glutamate. Glutaminase is an amidohydrolase enzyme that generates glutamate from glutamine. Glutaminase has tissue-specific isoenzymes. Glutaminase has an important role in glial cells. Glutaminase catalyzes the following reaction:Glutamine + H2O → Glutamate + NH3.
Abbr
Glutaminase, Recombinant (E. coli)
Species
E. coli
Form
In 2.5 M lithium sulphate.
Enzyme Commission Number
EC 3.5.1.2
Bio-activity
739 U/mg protein at pH 4.9 and 25°C; ~ 1791 U/mg protein at pH 4.9 and 37°C.
Molecular Mass
~ 33,968
Isoelectric point
~ 5.3
Unit Definition
One Unit of glutaminase is defined as the amount of enzyme required to deaminate one μmole of L-glutamine to L-glutamate + NH4+.
Optimum pH
4.9
Thermal stability
up to 37°C
Stability
> 2 years at 4°C
Preparation Instructions
For assay, this enzyme should be diluted in 5 mM sodium acetate buffer, pH 4.9. Swirl to mix the enzyme suspension immediately prior to use.
Applications
High purity recombinant Glutaminase (E. coli) for use in research, biochemical enzyme assays and in vitro diagnostic analysis.
Synonyms
EC 3.5.1.2; glutaminase I; L-glutaminase; glutamine aminohydrolase; Glutaminase; 9001-47-2