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Literature summary extracted from

  • Tsuge, H.; Sen-Maru, K.; Ohashi, K.
    Immobilization of yeast pyridoxamine (pyridoxine) 5-phosphate oxidase by organomercurial agarose (1978), FEBS Lett., 93, 331-334.
    View publication on PubMed

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.4.3.5 0.0012
-
pyridoxine 5'-phosphate immobilized enzyme Saccharomyces cerevisiae
1.4.3.5 0.0027
-
pyridoxine 5'-phosphate soluble enzyme Saccharomyces cerevisiae
1.4.3.5 0.01
-
pyridoxamine 5'-phosphate immobilized enzyme Saccharomyces cerevisiae
1.4.3.5 0.018
-
pyridoxamine 5'-phosphate soluble enzyme Saccharomyces cerevisiae

Organism

EC Number Organism UniProt Comment Textmining
1.4.3.5 Saccharomyces cerevisiae
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.4.3.5 partial Saccharomyces cerevisiae

Storage Stability

EC Number Storage Stability Organism
1.4.3.5 approx. 25°C, immobilized enzyme, 200 mM K3PO4, pH 7.0, longer than 1 week Saccharomyces cerevisiae
1.4.3.5 approx. 5°C, immobilized enzyme, 200 mM K3PO4, pH 7.0, longer than 1 month Saccharomyces cerevisiae

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.4.3.5 pyridoxamine 5'-phosphate + H2O + O2
-
Saccharomyces cerevisiae pyridoxal 5'-phosphate + NH3 + H2O2
-
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Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
1.4.3.5 45
-
soluble enzyme Saccharomyces cerevisiae
1.4.3.5 55
-
immobilized enzyme Saccharomyces cerevisiae

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
1.4.3.5 30 55 at 30°C: about 50% of maximal activity, at 55°C: about 15% of maximal activity Saccharomyces cerevisiae
1.4.3.5 38 60 at 38°C: about 55% of maximal activity, at 60°C: about 20% of maximal activity Saccharomyces cerevisiae

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
1.4.3.5 25
-
half-life: 4 days immobilized enzyme, less than 1 day free enzyme Saccharomyces cerevisiae

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.4.3.5 7.5
-
pyridoxine 5'-phosphate, immobilized enzyme Saccharomyces cerevisiae
1.4.3.5 8
-
soluble enzyme Saccharomyces cerevisiae
1.4.3.5 8
-
pyridoxine 5'-phosphate Saccharomyces cerevisiae
1.4.3.5 9
-
pyridoxamine 5'-phosphate, soluble and immobilized enzyme Saccharomyces cerevisiae