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G7509

Sigma-Aldrich

GABase from Pseudomonas fluorescens

lyophilized powder, Protein ≥30 % by biuret

Sinonimo/i:

GABase Enzyme, GABase from Pseudomonas, Pseudomonas GABase

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10 UNITS
525,00 €
25 UNITS
1.150,00 €

525,00 €


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Cambia visualizzazione
10 UNITS
525,00 €
25 UNITS
1.150,00 €

About This Item

Numero MDL:
Codice UNSPSC:
12352204
NACRES:
NA.32

525,00 €


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Origine biologica

Pseudomonas fluorescens

Livello qualitativo

Saggio

≥30  % (biuret)

Stato

lyophilized powder

Attività specifica

≥0.5 units/mg protein

Composizione

Protein, ≥30% biuret

tecniche

inhibition assay: suitable

Temperatura di conservazione

−20°C

Descrizione generale

Research area: Neuroscience


GABase is a commercially available mixture composed of γ-aminobutyric acid aminotransferase (GABGT) and succinic semialdehyde dehydrogenase (SSDH) obtained from Pseudomonas fluorescens.[1][2]

Applicazioni

GABase from Pseudomonas fluorescens has been used for GABase assay to quantify the extracellular and intracellular concentration of GABA (γ-aminobutyric acid).[1][2]

Azioni biochim/fisiol

GABase catalyzes the conversion of γ-aminobutyric acid (GABA) to succinic acid in the central nervous system. It is used to measure GABA levels in various biological samples. p-Hydroxybenzaldehyde (HBA) is known to be a potential inhibitor on GABase.[3]

Definizione di unità

One unit will convert 1.0 μmole of γ-aminobutyric acid (GABA) to succinic semialdehyde and then to succinate per min with a stoichiometric reduction of 1.0 μmole of NADP+ at pH 8.6 at 25 °C.

Stato fisico

Partially purified lyophilized powder containing buffer salts and stabilizer

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

Eyeshields, Gloves, type N95 (US)


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GABase and glutaminase inhibitory activities of herbal extracts and acylated flavonol monoglycosides isolated from the leaves of Laurus nobilis L
Shimada A, et al.
Zeitschrift fur Naturforschung. C, Journal of biosciences, 78(9-10), 377-381 (2023)
A Vidal-Cros et al.
The Biochemical journal, 229(3), 675-678 (1985-08-01)
L-threo-3-Fluoroglutamate and L-erythro-3-fluoroglutamate were tested with glutamate decarboxylase from Escherichia coli. Both isomers were substrates: the threo isomer was decarboxylated into optically active 4-amino-3-fluorobutyrate, whereas the erythro isomer lost the fluorine atom during the reaction, yielding succinic semialdehyde after hydrolysis
Mingu Gordon Park et al.
Journal of enzyme inhibition and medicinal chemistry, 36(1), 2016-2024 (2021-09-14)
Many studies have focussed on modulating the activity of γ-aminobutyric acid transaminase (GABA-T), a GABA-catabolizing enzyme, for treating neurological diseases, such as epilepsy and drug addiction. Nevertheless, human GABA-T synthesis and purification have not been established. Thus, biochemical and drug
Structural and Mechanistic Basis for the Inactivation of Human Ornithine Aminotransferase by (3 S,4 S)-3-Amino-4-fluorocyclopentenecarboxylic Acid
Shen S, et al.
Molecules (Basel), 28(3) (2023)
Nicolaie Moldovan et al.
Sensors and actuators. B, Chemical, 337 (2022-05-24)
Glutamate (GLU) and gamma-aminobutyric acid (GABA) are neurotransmitters (NTs) with an essential role in signal transmission in the brain. Brain disorders, such as epilepsy, Alzheimer's and Parkinson's diseases, and traumatic brain injury can be linked to imbalances in the GLU-GABA

Domande

1–4 di 4 domande  
  1. How do I solubilize Product No. G7509, GABase from Pseudomonas fluorescens?

    1 risposta
    1. Sigma recommends to dissolve the product with 75 mM phosphate buffer, pH 7.2, containing 25% (v/v) glycerol to a concentration of 2-5 units per mL. Keep the solution in an ice bath while using and store solution frozen. This solution may be stored frozen and thawed several times with only slight loss of activity.

      Utile?

  2. What is the shelf life of the Product No.G7509, GABase from Pseudomonas fluorescens?

    1 risposta
    1. Sigma recommends retesting the product 3 years after its release date. The retest date will appear on the lot specific Certificate of Analysis for the product.

      Utile?

  3. Are there any literature references that cite use of the Product No. G7509, GABase from Pseudomonas fluorescens?

    1 risposta
    1. The product is cited in the reference Sulaimana, Saba A.J., et al., J of Enz Inhib and Med Chem. 18(4), 297-301 (2003).

      Utile?

  4. What is the Department of Transportation shipping information for this product?

    1 risposta
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

      Utile?

Recensioni

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