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1.1.5.9: glucose 1-dehydrogenase (FAD, quinone)

This is an abbreviated version!
For detailed information about glucose 1-dehydrogenase (FAD, quinone), go to the full flat file.

Word Map on EC 1.1.5.9

Reaction

D-glucose
+
a quinone
=
D-glucono-1,5-lactone
+
a quinol

Synonyms

D-glucose:acceptor 1-oxidoreductase, dehydrogenase, glucose (acceptor), dehydrogenase, glucose (Aspergillus), EC 1.1.99.10, FAD dependent glucose dehydrogenase, FAD glucose dehydrogenase, FAD-dependent GDH, FAD-dependent glucose dehydrogenase, FAD-GDH, FAD-glucose dehydrogenase, FAD-glucose dehydrogenases, FADGDH, FADGH, flavin adenine dinucleotide dependent glucose dehydrogenase, flavin adenine dinucleotide-dependent glucose dehydrogenase, GDH, GDH-FAD, GLD, glucose dehydrogenase, glucose dehydrogenase (Aspergillus), glucose dehydrogenase (decarboxylating), thermostable GDH, thermostable glucose dehydrogenase

ECTree

     1 Oxidoreductases
         1.1 Acting on the CH-OH group of donors
             1.1.5 With a quinone or similar compound as acceptor
                1.1.5.9 glucose 1-dehydrogenase (FAD, quinone)

Temperature Range

Temperature Range on EC 1.1.5.9 - glucose 1-dehydrogenase (FAD, quinone)

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TEMPERATURE RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
20 - 85
-
20% of maximal activity at 20°C and 10% of maximal activity at 85°C, maximal activity is at 45°C with a second activity peak at 70°C (30% of maximal activity)
25 - 50
-
about 70% activity at 25°C, about 90% activity at 30°C, about 95% activity at 35°C, 100% activity at 40°C, about 65% activity at 45°C, less than 20% activity at 50°C
30 - 60
-
30°C: about 45% of maximal activity, 60°C: about 25% of maximal activity, native enzyme
30 - 65
about 70% activity at 30°C, about 80% activity at 35°C, about 90% activity at 45°C, about 95% activity at 50°C, 100% activity at 55°C, about 98% activity at 60°C, about 85% activity at 65°C
40 - 80
-
40°C: about 45% of maximal activity, 80°C: about 45% of maximal activity, glucose dehydrogenase cross-linked with glutaraldehyde
40 - 85
-
after preincubation of the enzyme at 70°C for 30 min: 15% of maximal activity at 40°C and 50% of maximal activity at 85°C, maximal activity at 75°C
45 - 60
ungylcosylated recombinant protein
50 - 80
-
after preincubation with 5.8 M urea for 30 min at 25°C
55 - 60
ungylcosylated recombinant protein
60 - 65
gylcosylated recombinant protein
65 - 70
gylcosylated recombinant protein