6.4.1.6: acetone carboxylase
This is an abbreviated version!
For detailed information about acetone carboxylase, go to the full flat file.
Word Map on EC 6.4.1.6
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6.4.1.6
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acetoacetate
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xanthobacter
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rhodobacter
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capsulatus
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carboxylases
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autotrophicus
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denitrify
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butanone
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acetophenone
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acetone-grown
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alpha2beta2gamma2
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isopropanol
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phototrophic
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heterohexameric
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alicycliphilus
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rhodomicrobium
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aromatoleum
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thiolysis
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ethylbenzene
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vannielii
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benzoylacetate
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thiosphaera
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nitrate-dependent
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nitrate-reducing
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pantotropha
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aromaticum
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acetoacetyl-coa
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alkenes
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metallidurans
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cupriavidus
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medicine
- 6.4.1.6
- acetoacetate
- xanthobacter
-
rhodobacter
- capsulatus
- carboxylases
- autotrophicus
-
denitrify
- butanone
- acetophenone
-
acetone-grown
-
alpha2beta2gamma2
- isopropanol
-
phototrophic
-
heterohexameric
- alicycliphilus
-
rhodomicrobium
-
aromatoleum
-
thiolysis
- ethylbenzene
- vannielii
-
benzoylacetate
-
thiosphaera
-
nitrate-dependent
-
nitrate-reducing
- pantotropha
- aromaticum
- acetoacetyl-coa
- alkenes
- metallidurans
-
cupriavidus
- medicine
Reaction
Synonyms
acetone carboxylase, acetone-carboxylating enzyme, ACX, AcxA, AcxB, AcxC, Alide_1502, Alide_1503, Alide_1504, carboxylase, acetone
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Substrates Products
Substrates Products on EC 6.4.1.6 - acetone carboxylase
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REACTION DIAGRAM
2-butanone + CO2 + ATP + H2O
2-methyl-3-oxobutanoate + AMP + phosphate
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-
-
-
?
acetone + CO2 + GTP + H2O
acetoacetate + GMP + phosphate
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better activity than with ATP
-
?
acetoacetate + AMP + phosphate
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-
-
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
-
-
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
-
-
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
-
-
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
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phosphate buffer, CoA and magnesium ions needed
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
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initial step in acetone metabolism
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?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
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it is proposed that alpha-abstraction from acetone occurs in concert with transfer of the gamma-phosphoryl group of ATP to the carbonyl oxygen, generating phosphoenol acetone as the activated nucleophile for attack on CO2
-
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
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it is proposed that alpha-abstraction from acetone occurs in concert with transfer of the gamma-phosphoryl group of ATP to the carbonyl oxygen, generating phosphoenol acetone as the activated nucleophile for attack on CO2
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-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
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-
-
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
-
phosphate buffer, CoA and magnesium ions needed
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
-
initial step in acetone metabolism
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
-
low activity with ATP
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
-
-
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
-
-
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
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no detectable activity observed with CTP, ITP, GTP, XTP or pyrophosphate
-
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
-
-
-
?
acetone + CO2 + ATP + H2O
acetoacetate + AMP + phosphate
-
-
-
?
3-oxopentanoate + AMP + phosphate
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strain KN Bun08 also carboxylates also butanone
-
-
?
butanone + CO2 + ATP + H2O
3-oxopentanoate + AMP + phosphate
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-
-
?
butanone + CO2 + ATP + H2O
3-oxopentanoate + AMP + phosphate
-
-
-
?
butanone + CO2 + ATP + H2O
3-oxopentanoate + AMP + phosphate
-
47% of the activity with acetone
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-
?
butanone + CO2 + ATP + H2O
3-oxopentanoate + AMP + phosphate
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47% of the activity with acetone
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-
?
butanone + CO2 + ATP + H2O
3-oxopentanoate + AMP + phosphate
-
-
-
?
butanone + CO2 + ATP + H2O
3-oxopentanoate + AMP + phosphate
-
-
-
?
butanone + CO2 + ATP + H2O
3-oxopentanoate + AMP + phosphate
-
-
-
?
butanone + CO2 + ATP + H2O
3-oxopentanoate + AMP + phosphate
-
-
-
?
?
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-
operon acxABC encoding acetone carboxylase is involved in survival of the bacterium in stomach
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-
?
additional information
?
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-
enzyme expressed by acetone and isopropanol grown cells, not by propylene or glucose grown cells
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-
?
additional information
?
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-
2-pentanone, 3-pentanone and 2-hexanone as well as short-chain aliphatic alkanes and alkenes, including propane, are substrates. Several other nucleoside triphosphates are used
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-
?
additional information
?
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not present at detectable levels in cells grown with carbon sources other than acetone
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-
?
additional information
?
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enzyme expressed by acetone and isopropanol grown cells, not by propylene or glucose grown cells
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-
?
additional information
?
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enzyme expressed by acetone and isopropanol grown cells, not by propylene or glucose grown cells
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-
?
additional information
?
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2-pentanone, 3-pentanone, 2-hexanone and chloroacetone are substrates
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-
?