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Literature summary extracted from

  • Tanaka, T.; Fukui, T.; Fujiwara, S.; Atomi, H.; Imanaka, T.
    Concerted action of diacetylchitobiose deacetylase and exo-beta-D-glucosaminidase in a novel chitinolytic pathway in the hyperthermophilic archaeon Thermococcus kodakaraensis KOD1 (2004), J. Biol. Chem., 279, 30021-30027 .
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
3.5.1.136 expression in Escherichia coli Thermococcus kodakarensis

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.5.1.136 31.8
-
N,N'-diacetylchitobiose pH 8.0, 70°C Thermococcus kodakarensis
3.5.1.136 98
-
N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine pH 8.0, 70°C Thermococcus kodakarensis
3.5.1.136 127
-
N-acetyl-D-glucosamine pH 8.0, 70°C Thermococcus kodakarensis

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
3.5.1.136 cytosol
-
Thermococcus kodakarensis 5829
-

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.5.1.136 160000
-
gel filtration Thermococcus kodakarensis

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.5.1.136 N,N'-diacetylchitobiose + H2O Thermococcus kodakarensis the enzyme is involved in the chitin catabolic pathway beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine + acetate
-
?

Organism

EC Number Organism UniProt Comment Textmining
3.5.1.136 Thermococcus kodakarensis Q6F4N1
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.5.1.136 partial Thermococcus kodakarensis

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.5.1.136 N,N'-diacetylchitobiose + H2O
-
Thermococcus kodakarensis beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine + acetate
-
?
3.5.1.136 N,N'-diacetylchitobiose + H2O the enzyme is involved in the chitin catabolic pathway Thermococcus kodakarensis beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine + acetate
-
?
3.5.1.136 N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine + H2O
-
Thermococcus kodakarensis beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine + acetate
-
?
3.5.1.136 N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine + H2O
-
Thermococcus kodakarensis beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine + acetate
-
?
3.5.1.136 N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine + H2O
-
Thermococcus kodakarensis beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine + acetate
-
?
3.5.1.136 N-acetyl-D-glucosamine + H2O
-
Thermococcus kodakarensis beta-D-glucosamine + acetate
-
?

Subunits

EC Number Subunits Comment Organism
3.5.1.136 homohexamer 6 * 30000, SDS-PAGE Thermococcus kodakarensis

Synonyms

EC Number Synonyms Comment Organism
3.5.1.136 NAc2 deacetylase
-
Thermococcus kodakarensis
3.5.1.136 Tk-Dac
-
Thermococcus kodakarensis

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.5.1.136 75
-
-
Thermococcus kodakarensis

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
3.5.1.136 37 100 37°C: about 20% of maximal activity, 100°C: about 20% of maximal activity Thermococcus kodakarensis

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.5.1.136 8.5
-
-
Thermococcus kodakarensis

Expression

EC Number Organism Comment Expression
3.5.1.136 Thermococcus kodakarensis expression is not observed under basal culture condition. It is induced by the addition of GlcNAc2. GlcNAc, lactose, cellobiose, maltose or GlcN can not act as an inducer up

kcat/KM [mM/s]

EC Number kcat/KM Value [1/mMs-1] kcat/KM Value Maximum [1/mMs-1] Substrate Comment Organism Structure
3.5.1.136 0.0684
-
N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine pH 8.0, 70°C Thermococcus kodakarensis
3.5.1.136 0.529
-
N-acetyl-D-glucosamine pH 8.0, 70°C Thermococcus kodakarensis
3.5.1.136 0.77
-
N,N'-diacetylchitobiose pH 8.0, 70°C Thermococcus kodakarensis