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Literature summary for 3.5.1.93 extracted from

  • Lim, J.S.; Park, S.W.; Kim, S.W.
    Thermal and operational characteristics of glutaryl-7-aminocephalosporanic acid acylase immobilized on silica gel modified by epoxide silanization (2006), World J. Microbiol. Biotechnol., 22, 39-44.
    View publication on PubMed

Application

Application Comment Organism
synthesis production of 7-aminocephalosporanate on a large scale at 25°C using enzyme immobilized by epoxide silanization Pseudomonas sp.

General Stability

General Stability Organism
the enzyme is thermostabilized by immobilization using epoxide silanization Pseudomonas sp.

Organism

Organism UniProt Comment Textmining
Pseudomonas sp.
-
recombinant
-
Pseudomonas sp. KAC-1
-
recombinant
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
glutaryl-7-aminocephalosporanic acid + H2O
-
Pseudomonas sp. 7-aminocephalosporanate + glutarate
-
?
glutaryl-7-aminocephalosporanic acid + H2O
-
Pseudomonas sp. KAC-1 7-aminocephalosporanate + glutarate
-
?

Synonyms

Synonyms Comment Organism
GL-7-ACA acylase
-
Pseudomonas sp.

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50
-
soluble enzyme and enzyme immobilized on silica gel modified by epoxide silanization Pseudomonas sp.

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
30 55 30°C: soluble enzyme shows about 45% of maximal activity, enzyme immobilized on silica gel modified by epoxide silanization shows about 75% of maximal activity, 55°C: soluble enzyme shows about 40% of maximal activity, enzyme immobilized on silica gel modified by epoxide silanization shows about 55% of maximal activity Pseudomonas sp.

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
37
-
60 min, soluble enzyme and enzyme immobilized on silica gel modified by epoxide silanization lose about 10% of its activity Pseudomonas sp.
50
-
60 min, soluble enzyme loses 77% of its activity, enzyme immobilized on silica gel modified by epoxide silanization loses 60% of its activity Pseudomonas sp.

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8 8.5 soluble enzyme and enzyme immobilized on silica gel modified by epoxide silanization Pseudomonas sp.

pH Range

pH Minimum pH Maximum Comment Organism
6 10 pH 6.0: soluble enzyme shows about 35% of maximal activity, enzyme immobilized on silica gel modified by epoxide silanization shows about 65% of maximal activity, pH 10.0: soluble enzyme shows about 70% of maximal activity, enzyme immobilized on silica gel modified by epoxide silanization shows about 85% of maximal activity Pseudomonas sp.