2.1.3.2: aspartate carbamoyltransferase
This is an abbreviated version!
For detailed information about aspartate carbamoyltransferase, go to the full flat file.
Word Map on EC 2.1.3.2
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2.1.3.2
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pyrimidine
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dihydroorotase
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ctp
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n-phosphonacetyl-l-aspartate
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trimer
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homotropic
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bisubstrate
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heterotropic
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holoenzyme
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succinate
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orotate
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uridine
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ornithine
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hamster
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uracil
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r-states
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cpsase
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phosphoribosyltransferase
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glutamine-dependent
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carbamylphosphate
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dhoase
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cytidine
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orotidine
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lipscomb
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intersubunit
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changeux
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pyre
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otcase
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syrian
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acivicin
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high-activity
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wheat-germ
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cistron
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unligated
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monod
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trifunctional
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interchain
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dodecameric
- 2.1.3.2
- pyrimidine
- dihydroorotase
- ctp
- n-phosphonacetyl-l-aspartate
- trimer
-
homotropic
-
bisubstrate
-
heterotropic
-
holoenzyme
- succinate
- orotate
- uridine
- ornithine
- hamster
- uracil
-
r-states
- cpsase
- phosphoribosyltransferase
-
glutamine-dependent
- carbamylphosphate
- dhoase
- cytidine
- orotidine
-
lipscomb
-
intersubunit
-
changeux
-
pyre
- otcase
-
syrian
- acivicin
-
high-activity
-
wheat-germ
-
cistron
-
unligated
-
monod
-
trifunctional
-
interchain
-
dodecameric
Reaction
Synonyms
(S)-2-methyl-3-oxopropanoyl-CoA:pyruvate carboxyltransferase, ACT, aspartate carbamoyltransferase, aspartate carbamyltransferase, aspartate trans carbamoylase, aspartate transcarbamoylase, aspartate transcarbamylase, aspartic acid transcarbamoylase, aspartic carbamyltransferase, aspartic transcarbamylase, ATC, ATC domain of CAD, ATCase, CAD, carbamoylaspartotranskinase, carbamoyltransferase, aspartate, carbamylaspartotranskinase, L-aspartate transcarbamoylase, L-aspartate transcarbamylase, MJ1581, PYRB
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Natural Substrates Products
Natural Substrates Products on EC 2.1.3.2 - aspartate carbamoyltransferase
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REACTION DIAGRAM
phosphate + N-carbamoyl-L-aspartate
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-
?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
-
?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
-
?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
the enzyme catalyzes the first committed step in pyrimidine biosynthesis
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-
?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
the enzyme catalyzes the first step in the pyrimidine biosynthetic pathway
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-
?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
the enzyme catalyzes the first step in the pyrimidine biosynthetic pathway
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-
?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
-
?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
there is no preferential partitioning of carbamoyl phosphate between the arginine and pyrimidine biosynthetic pathways. Channeling must occur during the dynamic association of coupled enzymes pairs. The interaction of carbamoyl-phosphate synthetase/aspartate transcarbamoylase is demonstrated by the unexpectedly weak inhibition of the coupled reaction by the bisubstrate analog, N-(phosphonacetyl)-L-aspartate. In the coupled reaction, the effective concentration of carbamoyl phosphate in the vicinity of the aspartate transcarbamoylase active site is 96fold higher than the concentration in the bulk phase. Channeling probably plays an essential role in protecting this very unstable intermediate of metabolic pathways performing at extreme temperatures
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?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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?
carbamoyl phosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
Thermus thermophilus HB8 / ATCC 27634 / DSM 579
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?
phosphate + N-carbamoyl-L-aspartate
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-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
second enzyme of pyrimidine synthesis
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?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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catalyzes the formation of carbamoyl-L-aspartate, the first compound unique to the biosynthetic pathway for pyrimidine nucleotides
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?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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catalyzes the formation of carbamoyl-L-aspartate, the first compound unique to the biosynthetic pathway for pyrimidine nucleotides
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?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
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?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
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?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
Pseudomonas vulgaris
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?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
-
-
-
?
carbamoylphosphate + L-aspartate
phosphate + N-carbamoyl-L-aspartate
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-
-
?
phosphate + N-carbamoyl-L-aspartate
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?
L-aspartate + carbamoyl phosphate
phosphate + N-carbamoyl-L-aspartate
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?
L-aspartate + carbamoyl phosphate
phosphate + N-carbamoyl-L-aspartate
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?
L-aspartate + carbamoyl phosphate
phosphate + N-carbamoyl-L-aspartate
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i.e. ureidosuccinic acid
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?
L-aspartate + carbamoyl phosphate
phosphate + N-carbamoyl-L-aspartate
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?
?
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CAD is a rate-limiting enzyme required for the formation of UDP sugar, upstream of two different metabolic pathways; the de novo biosynthesis of pyrimidine and pyrimide-based nucleotides, and the formation of UDP sugar intermediates, required for UDP-dependent glycosylation events
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additional information
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link between enzyme activity and gametogenesis
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additional information
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ACT-DHOD gene is transcribed to ACT-DHOD mRNA, translated to the single protein, ACT-DHOD, and finally converted to mature independent DHOD and ACT
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?
additional information
?
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direct intermolecular interactions between the enzymes catalyzing the first three reaction steps of the de novo pyrimidine biosynthetic pathway, carbamoylphosphate synthetase II (CPSII), aspartate transcarbamoylase (ATC), and dihydroorotase (DHO), of the parasitic protist Trypanosoma cruzi, interaction analysis, overview
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