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Literature summary for 1.1.1.49 extracted from

  • Verma, A.; Suthar, M.K.; Doharey, P.K.; Gupta, S.; Yadav, S.; Chauhan, P.M.; Saxena, J.K.
    Molecular cloning and characterization of glucose-6-phosphate dehydrogenase from Brugia malayi (2013), Parasitology, 140, 897-906.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
guanosine hydrochloride the enzyme shows a sharp loss in activity above 0.75 M, but is activated by low concentrations of 0.2 M of GdmCl Brugia malayi
N-ethylmaleimide blocking the SH group leads to activation of rBmG6PD activity Brugia malayi

Cloned(Commentary)

Cloned (Comment) Organism
recombinant expression of His-tagged enzyme in Escherichia coli strain C41 Brugia malayi

General Stability

General Stability Organism
unfolding equilibrium of rBmG6PD with GdmCl/urea shows the triphasic unfolding pattern along with the highly stable intermediate obtained by GdmCl Brugia malayi

Inhibitors

Inhibitors Comment Organism Structure
adenosine 5' [beta,gamma-amido] triphosphate
-
Brugia malayi
adenosine 5' [beta-thio] diphosphate
-
Brugia malayi
adenosine 5' [gamma-thio] triphosphate
-
Brugia malayi
ADP 15% inhibition at 2 mM Brugia malayi
AMP 5% inhibition at 2 mM Brugia malayi
ATP 31% inhibition at 5 mM, non-competitive inhibition with respect to D-glucose 6-phosphate Brugia malayi
Cu2+
-
Brugia malayi
guanosine hydrochloride the enzyme shows a sharp loss in activity above 0.75 M, but is activated by low concentrations of 0.2 M of GdmCl Brugia malayi
K+
-
Brugia malayi
Li+
-
Brugia malayi
Na+
-
Brugia malayi
NADPH competitive inhibition with respect to NADP+ and D-glucose 6-phosphate Brugia malayi
phosphoenol pyruvate 25% inhibition at 10 mM Brugia malayi
suramin 77% inhibition at 0.05 mM Brugia malayi

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information Michaelis-Menten kinetics Brugia malayi

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ required Brugia malayi

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
75000
-
4 * 75000, recombinant His-tagged enzyme, SDS-PAGE Brugia malayi
300000
-
recombinant His-tagged enzyme, gel filtration Brugia malayi

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
D-glucose 6-phosphate + NADP+ Brugia malayi
-
D-glucono-1,5-lactone 6-phosphate + NADPH + H+
-
?

Organism

Organism UniProt Comment Textmining
Brugia malayi
-
-
-

Purification (Commentary)

Purification (Comment) Organism
recombinant His-tagged enzyme from Escherichia coli strain C41 by nickel affinity chromatography Brugia malayi

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-glucose 6-phosphate + NADP+
-
Brugia malayi D-glucono-1,5-lactone 6-phosphate + NADPH + H+
-
?

Subunits

Subunits Comment Organism
More rBmG6PD is composed of 37% alpha-helices and 26% beta-sheets Brugia malayi
tetramer 4 * 75000, recombinant His-tagged enzyme, SDS-PAGE Brugia malayi

Synonyms

Synonyms Comment Organism
G6PD
-
Brugia malayi

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
-
Brugia malayi

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
50
-
purified recombinant His-tagged enzyme, inactivation Brugia malayi

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5
-
-
Brugia malayi

Cofactor

Cofactor Comment Organism Structure
NADP+
-
Brugia malayi

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.025
-
NADPH versus D-glucose 6-phosphate, pH 8.0, 25°C Brugia malayi
0.04
-
NADPH versus NADP+, pH 8.0, 25°C Brugia malayi
6.5
-
ATP pH 8.0, 25°C Brugia malayi

General Information

General Information Comment Organism
metabolism regulatory enzyme of the pentose phosphate pathway Brugia malayi