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Literature summary for 1.1.1.168 extracted from

  • Wilken, D.R.; King, H.L.; Dyar, R.E.
    Ketopantoyl lactone reductases (1979), Methods Enzymol., 62, 209-215.
    View publication on PubMed

General Stability

General Stability Organism
glycerol stabilizes Saccharomyces cerevisiae

Inhibitors

Inhibitors Comment Organism Structure
1,2-Cyclopentanedione
-
Saccharomyces cerevisiae
2-Oxo-4-hydroxy-3-methylbutyric acid-gamma-lactone
-
Saccharomyces cerevisiae
2-Oxo-4-hydroxybutyric acid-gamma-lactone
-
Saccharomyces cerevisiae
2-oxoisopentanoic acid
-
Saccharomyces cerevisiae
2-oxopentanoic acid
-
Saccharomyces cerevisiae

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
27000
-
-
Saccharomyces cerevisiae

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2-dehydropantoyl lactone + NADPH Saccharomyces cerevisiae
-
(R)-pantoyl lactone + NADP+
-
?

Organism

Organism UniProt Comment Textmining
Saccharomyces cerevisiae
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Saccharomyces cerevisiae

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
69.2
-
-
Saccharomyces cerevisiae

Storage Stability

Storage Stability Organism
-20°C, 1 year, 15% loss of activity Saccharomyces cerevisiae

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2-dehydropantoyl lactone + NADPH
-
Saccharomyces cerevisiae (R)-pantoyl lactone + NADP+
-
?
additional information keto-omega-methylpantoyl lactone is the only analog of ketopantoyl lactone tested that is a substrate Saccharomyces cerevisiae additional information
-
?
additional information not: several other 2-keto acids Saccharomyces cerevisiae additional information
-
?
additional information not: ketopantoic acid Saccharomyces cerevisiae additional information
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
25
-
assay at Saccharomyces cerevisiae

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.1 5.6 isoform A Saccharomyces cerevisiae
5.6
-
isoform B Saccharomyces cerevisiae