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Literature summary extracted from

  • Novotna, Z.; Fliegerova, K.; Simunek, J.
    Characterization of chitinases of polycentric anaerobic rumen fungi (2008), Folia Microbiol. (Praha), 53, 241-245.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
3.2.1.14 iodoacetamide 10% activation at 1 mM, no activation at 10 mM Orpinomyces sp.
3.2.1.14 iodoacetamide 19% activation at 1 mM, 12% inhibition at 10 mM Anaeromyces mucronatus

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.2.1.14 1,10-phenanthroline slight inhibition at 10 mM Anaeromyces mucronatus
3.2.1.14 1,10-phenanthroline slight inhibition at 10 mM Orpinomyces sp.
3.2.1.14 2-sufanylethanol
-
Anaeromyces mucronatus
3.2.1.14 2-sufanylethanol
-
Orpinomyces sp.
3.2.1.14 Co2+
-
Anaeromyces mucronatus
3.2.1.14 Co2+
-
Orpinomyces sp.
3.2.1.14 DTT
-
Anaeromyces mucronatus
3.2.1.14 DTT
-
Orpinomyces sp.
3.2.1.14 EDTA
-
Anaeromyces mucronatus
3.2.1.14 EDTA
-
Orpinomyces sp.
3.2.1.14 Hg2+
-
Anaeromyces mucronatus
3.2.1.14 Hg2+
-
Orpinomyces sp.
3.2.1.14 iodoacetamide 19% activation at 1 mM, 12% inhibition at 10 mM Anaeromyces mucronatus
3.2.1.14 iodoacetic acid slight inhibition at 10 mM Anaeromyces mucronatus
3.2.1.14 iodoacetic acid slight inhibition at 10 mM Orpinomyces sp.
3.2.1.14 K+ slightly activating at 1 mM, slightly inhibitory at 10 mM Anaeromyces mucronatus
3.2.1.14 L-cysteine
-
Anaeromyces mucronatus
3.2.1.14 L-cysteine
-
Orpinomyces sp.
3.2.1.14 Mg2+ slightly activating at 1 mM, slightly inhibitory at 10 mM Anaeromyces mucronatus
3.2.1.14 Mn2+
-
Anaeromyces mucronatus
3.2.1.14 Mn2+
-
Orpinomyces sp.
3.2.1.14 PMSF
-
Anaeromyces mucronatus
3.2.1.14 PMSF
-
Orpinomyces sp.
3.2.1.14 SDS inhibits 95% of activity at 10 mM Anaeromyces mucronatus
3.2.1.14 SDS inhibits completely at 10 mM Orpinomyces sp.
3.2.1.14 thimerosal
-
Anaeromyces mucronatus
3.2.1.14 thimerosal
-
Orpinomyces sp.

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
3.2.1.14 cytosol
-
Orpinomyces sp. 5829
-
3.2.1.14 cytosol
-
Anaeromyces mucronatus 5829
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.2.1.14 Ba2+ activates Orpinomyces sp.
3.2.1.14 Ba2+ activates Anaeromyces mucronatus
3.2.1.14 Fe3+ activates Orpinomyces sp.
3.2.1.14 Fe3+ activates Anaeromyces mucronatus
3.2.1.14 K+ slightly activating at 1 mM, slightly inhibitory at 10 mM Anaeromyces mucronatus
3.2.1.14 Mg2+ activates Orpinomyces sp.
3.2.1.14 Mg2+ slightly activating at 1 mM, slightly inhibitory at 10 mM Anaeromyces mucronatus
3.2.1.14 additional information the enzyme activity is not affected by K+ at up to 10 mM Orpinomyces sp.

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.2.1.14 chitin + H2O Orpinomyces sp.
-
?
-
?
3.2.1.14 chitin + H2O Anaeromyces mucronatus
-
?
-
?
3.2.1.14 chitin + H2O Orpinomyces sp. KF7
-
?
-
?
3.2.1.14 chitin + H2O Anaeromyces mucronatus KF8
-
?
-
?
3.2.1.14 chitosan + H2O Orpinomyces sp.
-
?
-
?
3.2.1.14 chitosan + H2O Anaeromyces mucronatus
-
?
-
?
3.2.1.14 chitosan + H2O Orpinomyces sp. KF7
-
?
-
?
3.2.1.14 chitosan + H2O Anaeromyces mucronatus KF8
-
?
-
?

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.14 Anaeromyces mucronatus
-
isolated from rumen fluid of fistulated cow
-
3.2.1.14 Anaeromyces mucronatus KF8
-
isolated from rumen fluid of fistulated cow
-
3.2.1.14 Orpinomyces sp.
-
isolated from rumen fluid of fistulated cow
-
3.2.1.14 Orpinomyces sp. KF7
-
isolated from rumen fluid of fistulated cow
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.2.1.14 mycelium
-
Orpinomyces sp.
-
3.2.1.14 mycelium
-
Anaeromyces mucronatus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.14 4-nitrophenyl di-N,N'-acetyl-beta-D-chitobiose + H2O
-
Orpinomyces sp. ?
-
?
3.2.1.14 4-nitrophenyl di-N,N'-acetyl-beta-D-chitobiose + H2O
-
Anaeromyces mucronatus ?
-
?
3.2.1.14 4-nitrophenyl di-N,N'-acetyl-beta-D-chitobiose + H2O
-
Orpinomyces sp. KF7 ?
-
?
3.2.1.14 4-nitrophenyl di-N,N'-acetyl-beta-D-chitobiose + H2O
-
Anaeromyces mucronatus KF8 ?
-
?
3.2.1.14 chitin + H2O
-
Orpinomyces sp. ?
-
?
3.2.1.14 chitin + H2O
-
Anaeromyces mucronatus ?
-
?
3.2.1.14 chitin + H2O fungal cell-wall chitin is the preferred substrate, the enzyme is also active with CM-, DDD-, colloidal chitin, and chitin from cattle fish, substrate specificity, overview Orpinomyces sp. ?
-
?
3.2.1.14 chitin + H2O fungal cell-wall chitin is the preferred substrate, the enzyme is also active with CM-, DDD-, colloidal chitin, and chitin from cattle fish, substrate specificity, overview Anaeromyces mucronatus ?
-
?
3.2.1.14 chitin + H2O
-
Orpinomyces sp. KF7 ?
-
?
3.2.1.14 chitin + H2O fungal cell-wall chitin is the preferred substrate, the enzyme is also active with CM-, DDD-, colloidal chitin, and chitin from cattle fish, substrate specificity, overview Orpinomyces sp. KF7 ?
-
?
3.2.1.14 chitin + H2O
-
Anaeromyces mucronatus KF8 ?
-
?
3.2.1.14 chitin + H2O fungal cell-wall chitin is the preferred substrate, the enzyme is also active with CM-, DDD-, colloidal chitin, and chitin from cattle fish, substrate specificity, overview Anaeromyces mucronatus KF8 ?
-
?
3.2.1.14 chitosan + H2O
-
Orpinomyces sp. ?
-
?
3.2.1.14 chitosan + H2O
-
Anaeromyces mucronatus ?
-
?
3.2.1.14 chitosan + H2O chitosan-succinate is the preferred substrate, the enzyme is also active with CM-chitosan, colloidal chitosan, chtiosan-asparatae and chitosan-glutamate, substrate specificity, overview Orpinomyces sp. ?
-
?
3.2.1.14 chitosan + H2O chitosan-succinate is the preferred substrate, the enzyme is also active with CM-chitosan, colloidal chitosan, chtiosan-asparatae and chitosan-glutamate, substrate specificity, overview Anaeromyces mucronatus ?
-
?
3.2.1.14 chitosan + H2O
-
Orpinomyces sp. KF7 ?
-
?
3.2.1.14 chitosan + H2O chitosan-succinate is the preferred substrate, the enzyme is also active with CM-chitosan, colloidal chitosan, chtiosan-asparatae and chitosan-glutamate, substrate specificity, overview Orpinomyces sp. KF7 ?
-
?
3.2.1.14 chitosan + H2O
-
Anaeromyces mucronatus KF8 ?
-
?
3.2.1.14 chitosan + H2O chitosan-succinate is the preferred substrate, the enzyme is also active with CM-chitosan, colloidal chitosan, chtiosan-asparatae and chitosan-glutamate, substrate specificity, overview Anaeromyces mucronatus KF8 ?
-
?

Synonyms

EC Number Synonyms Comment Organism
3.2.1.14 endochitinase
-
Orpinomyces sp.
3.2.1.14 endochitinase
-
Anaeromyces mucronatus

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.2.1.14 40
-
-
Anaeromyces mucronatus
3.2.1.14 50
-
-
Orpinomyces sp.

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.2.1.14 40
-
stable up to Anaeromyces mucronatus
3.2.1.14 50
-
stable up to Orpinomyces sp.

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.2.1.14 6.5
-
-
Orpinomyces sp.
3.2.1.14 6.5
-
-
Anaeromyces mucronatus

pH Range

EC Number pH Minimum pH Maximum Comment Organism
3.2.1.14 2.5 8
-
Orpinomyces sp.
3.2.1.14 2.5 8
-
Anaeromyces mucronatus

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
3.2.1.14 4.5 7
-
Orpinomyces sp.
3.2.1.14 4.5 7
-
Anaeromyces mucronatus