Information on EC 1.1.3.29 - N-acylhexosamine oxidase
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IUBMB CommentsAlso acts on N-glycolylglucosamine, N-acetylgalactosamine and, more slowly, on N-acetylmannosamine.
The expected taxonomic range for this enzyme is: Pseudomonas sp.
Synonyms
n-acyl-d-hexosamine oxidase,
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N-acyl-beta-D-hexosamine:oxygen 1-oxidoreductase
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N-acyl-D-hexosamine oxidase
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oxidase, N-acyl-D-hexosamine
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N-acetyl-D-glucosamine + O2 = N-acetyl-D-glucosaminate + H2O2
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N-acyl-D-hexosamine:oxygen 1-oxidoreductase
Also acts on N-glycolylglucosamine, N-acetylgalactosamine and, more slowly, on N-acetylmannosamine.
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D-galactosamine + O2
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35% of the activity with N-acetyl-D-glucosamine
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D-galactose + O2
D-galactono-1,5-lactone + H2O2
D-glucosamine + O2
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14% of the activity with N-acetyl-D-glucosamine
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D-glucose + O2
D-gluconolactone + H2O2
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0.3% of the activity with N-acetyl-D-glucosamine
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D-mannosamine + O2
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0.03% of the activity with N-acetyl-D-glucosamine
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D-mannose + O2
D-mannonolactone + H2O2
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0.38% of the activity with N-acetyl-D-glucosamine
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N,N-diacetylchitobiose + O2
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31% of the activity with N-acetyl-D-glucosamine
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N-acetyl-beta-D-glucosamine + O2
N-acetyl-D-glucosaminolactone + H2O2
N-acetyl-D-galactosamine + O2
N-acetyl-D-galactosaminolactone + H2O2
N-acetyl-D-mannosamine + O2
N-acetyl-D-mannosaminolactone + H2O2
N-acetylmuramic acid + O2
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44% of the activity with N-acetyl-D-glucosamine
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N-glycolyl-D-glucosamine + O2
N-glycolyl-D-glucosaminolactone + H2O2
D-galactose + O2
D-galactono-1,5-lactone + H2O2
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0.43% of the activity with N-acetyl-D-glucosamine
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D-galactose + O2
D-galactono-1,5-lactone + H2O2
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0.43% of the activity with N-acetyl-D-glucosamine
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N-acetyl-beta-D-glucosamine + O2
N-acetyl-D-glucosaminolactone + H2O2
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alpha-anomer is not oxidized
in presence of H2O: N-acetyl-D-glucosaminate + H2O2
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N-acetyl-beta-D-glucosamine + O2
N-acetyl-D-glucosaminolactone + H2O2
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alpha-anomer is not oxidized
in presence of H2O: N-acetyl-D-glucosaminate + H2O2
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N-acetyl-D-galactosamine + O2
N-acetyl-D-galactosaminolactone + H2O2
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98% of the activity with N-acetyl-D-glucosamine
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N-acetyl-D-galactosamine + O2
N-acetyl-D-galactosaminolactone + H2O2
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98% of the activity with N-acetyl-D-glucosamine
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N-acetyl-D-mannosamine + O2
N-acetyl-D-mannosaminolactone + H2O2
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4.9% of the activity with N-acetyl-D-glucosamine
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N-acetyl-D-mannosamine + O2
N-acetyl-D-mannosaminolactone + H2O2
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4.9% of the activity with N-acetyl-D-glucosamine
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N-glycolyl-D-glucosamine + O2
N-glycolyl-D-glucosaminolactone + H2O2
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72% of the activity with N-acetyl-D-glucosamine
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N-glycolyl-D-glucosamine + O2
N-glycolyl-D-glucosaminolactone + H2O2
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72% of the activity with N-acetyl-D-glucosamine
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additional information
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probably contains unidentified flavin component
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SDS
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slightly accelerates activity
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18
N,N-diacetylchitobiose
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N-acetyl muramic acid
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0.1
N-acetyl-D-galactosamine
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0.24
N-acetyl-D-glucosamine
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40
N-acetyl-D-mannosamine
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2.6
N-Glycolyl-D-glucosamine
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70.4
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N-acetyl-D-glucosamine
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5 - 11
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pH 5.0: about 70% of maximal activity, pH 11: about 50% of maximal activity
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brenda
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brenda
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22000
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1 * 63000 + 1 * 44000 + 1 * 36000 + 1 * 22000, SDS-PAGE
36000
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1 * 63000 + 1 * 44000 + 1 * 36000 + 1 * 22000, SDS-PAGE
44000
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1 * 63000 + 1 * 44000 + 1 * 36000 + 1 * 22000, SDS-PAGE
63000
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1 * 63000 + 1 * 44000 + 1 * 36000 + 1 * 22000, SDS-PAGE
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tetramer
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1 * 63000 + 1 * 44000 + 1 * 36000 + 1 * 22000, SDS-PAGE
tetramer
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1 * 63000 + 1 * 44000 + 1 * 36000 + 1 * 22000, SDS-PAGE
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3 - 9
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stable at 45°C for 10 min
389762
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70
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100% remaining activity after 10 min
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50% remaining activity after 10 min
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analysis
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enzyme may by useful for measurement of N-acetyl-beta-D-glucosaminidase
analysis
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enzyme may by useful for measurement of N-acetyl-beta-D-glucosaminidase
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Horiuchi, T.
Purification and properties of N-acyl-D-hexosamine oxidase from Pseudomonas sp. 15-1
Agric. Biol. Chem.
53
361-368
1989
Pseudomonas sp., Pseudomonas sp. 15-1
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brenda
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1.1.3.29 N-acylhexosamine oxidase
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