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Literature summary for 2.2.1.6 extracted from

  • Joo, H.S.; Kim, S.S.
    Purification and characterization of the catabolic alpha-acetolactate synthase from Serratia marcescens (1998), J. Biochem. Mol. Biol., 31, 37-43.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
Ile no inhibition Serratia marcescens
Leu no inhibition Serratia marcescens
Val no inhibition Serratia marcescens

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
22.6
-
pyruvate
-
Serratia marcescens

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
64000
-
2 * 64000, SDS-PAGE Serratia marcescens
150000
-
-
Serratia marcescens

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
pyruvate Serratia marcescens the enzyme plays a role in not only preventing intracellular acidification but also supplying alpha-acetolactate as an intermediate of branched chain amino acids biosynthesis ?
-
?
pyruvate Serratia marcescens catabolic enzyme is involved in 2,3-butanediol pathway ?
-
?

Organism

Organism UniProt Comment Textmining
Serratia marcescens
-
ATCC 25419
-

Purification (Commentary)

Purification (Comment) Organism
-
Serratia marcescens

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
6.25
-
-
Serratia marcescens

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
pyruvate
-
Serratia marcescens 2-acetolactate + CO2
-
?
pyruvate the enzyme plays a role in not only preventing intracellular acidification but also supplying alpha-acetolactate as an intermediate of branched chain amino acids biosynthesis Serratia marcescens ?
-
?
pyruvate catabolic enzyme is involved in 2,3-butanediol pathway Serratia marcescens ?
-
?

Subunits

Subunits Comment Organism
dimer 2 * 64000, SDS-PAGE Serratia marcescens

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
30 min, stable Serratia marcescens

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.5
-
-
Serratia marcescens