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Literature summary extracted from

  • Hinnem, A.; Nuesch, J.
    Enzymatic hydrolysis of cephalosporin C by an extracellular acetylhydrolase of Cephalosporium acremonium (1976), Antimicrob. Agents Chemother., 9, 824-830.
    View publication on PubMedView publication on EuropePMC

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.1.1.41 DFP
-
Acremonium chrysogenum
3.1.1.41 F- weak Acremonium chrysogenum

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.1.1.41 20
-
cephalosporin C
-
Acremonium chrysogenum

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
3.1.1.41 extracellular
-
Acremonium chrysogenum
-
-

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.1.1.41 25000
-
sucrose density gradient centrifugation Acremonium chrysogenum

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.1.1.41 additional information Acremonium chrysogenum addition of glucose, maltose, and sucrose to the culture broth suppresses the enzyme production ?
-
?

Organism

EC Number Organism UniProt Comment Textmining
3.1.1.41 Acremonium chrysogenum
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.1.1.41
-
Acremonium chrysogenum

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.1.1.41 culture medium
-
Acremonium chrysogenum
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.1.1.41 5
-
-
Acremonium chrysogenum

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.1.1.41 cephalosporin C + H2O
-
Acremonium chrysogenum deacetylcephalosporin C + acetate
-
?
3.1.1.41 additional information addition of glucose, maltose, and sucrose to the culture broth suppresses the enzyme production Acremonium chrysogenum ?
-
?

Synonyms

EC Number Synonyms Comment Organism
3.1.1.41 CAH
-
Acremonium chrysogenum

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.1.1.41 50
-
-
Acremonium chrysogenum

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
3.1.1.41 20 55 20°C: about 30% of maximal activity, 55°C: about 10% of maximal activity Acremonium chrysogenum

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.1.1.41 50
-
irreversible inactivation above Acremonium chrysogenum

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.1.1.41 7.6
-
hydrolysis of cephalosporin C Acremonium chrysogenum

pH Range

EC Number pH Minimum pH Maximum Comment Organism
3.1.1.41 6.5 8.3 pH 6.5: about 25% of maximal activity, pH 8.3: about 70% of maximal activity Acremonium chrysogenum