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Literature summary for 2.3.1.300 extracted from

  • Choi, K.; Heath, R.; Rock, C.
    beta-Ketoacyl-acyl carrier protein synthase III (FabH) is a determining factor in branched-chain fatty acid biosynthesis (2000), J. Bacteriol., 182, 365-370 .
    View publication on PubMedView publication on EuropePMC

Organism

Organism UniProt Comment Textmining
Bacillus subtilis O07600 isoform FabH2, Cf. EC 2.3.1.180
-
Bacillus subtilis O34746
-
-
Bacillus subtilis 168 O07600 isoform FabH2, Cf. EC 2.3.1.180
-
Bacillus subtilis 168 O34746
-
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.149
-
substrate isobutanoyl-CoA, pH 7, 37°C Bacillus subtilis
0.155
-
substrate 2-methylbutanoyl-CoA, pH 7, 37°C Bacillus subtilis
0.162
-
substrate isovaleryl-CoA, pH 7, 37°C Bacillus subtilis
0.79
-
substrate 2-methylbutanoyl-CoA, pH 7, 37°C Bacillus subtilis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2-methylbutanoyl-CoA + malonyl-[acyl-carrier protein]
-
Bacillus subtilis 4-methyl-3-oxohexanoyl-[acyl-carrier-protein] + CoA + CO2
-
?
isobutanoyl-CoA + malonyl-[acyl-carrier protein]
-
Bacillus subtilis 5-methyl-3-oxohexanoyl-[acyl-carrier-protein] + CoA + CO2
-
?
isovaleryl-CoA + malonyl-[acyl-carrier protein]
-
Bacillus subtilis ? + CoA + CO2
-
?

Subunits

Subunits Comment Organism
? x * 39800, SDS-PAGE, His-tagged recombinant protein Bacillus subtilis
? x * 42700, SDS-PAGE, His-tagged recombinant protein Bacillus subtilis

Synonyms

Synonyms Comment Organism
FabH1
-
Bacillus subtilis
FabH2
-
Bacillus subtilis
FabHA
-
Bacillus subtilis
FabHB
-
Bacillus subtilis