Information on EC 2.3.1.106 - tartronate O-hydroxycinnamoyltransferase

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The expected taxonomic range for this enzyme is: Vigna radiata var. radiata

EC NUMBER
COMMENTARY hide
2.3.1.106
-
RECOMMENDED NAME
GeneOntology No.
tartronate O-hydroxycinnamoyltransferase
REACTION
REACTION DIAGRAM
COMMENTARY hide
ORGANISM
UNIPROT
LITERATURE
sinapoyl-CoA + 2-hydroxymalonate = CoA + sinapoyltartronate
show the reaction diagram
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-
-
-
REACTION TYPE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Acyl group transfer
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-
-
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SYSTEMATIC NAME
IUBMB Comments
sinapoyl-CoA:2-hydroxymalonate O-(hydroxycinnamoyl)transferase
4-Coumaroyl-CoA (4-hydroxycinnamoyl-CoA), caffeoyl-CoA (3,4-dihydroxycinnamoyl-CoA) and feruloyl-CoA (4-hydroxy-3-methoxycinnamoyl-CoA) can also act as donors for the enzyme from the mung bean (Vigna radiata).
CAS REGISTRY NUMBER
COMMENTARY hide
102484-57-1
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ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
mung bean
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-
Manually annotated by BRENDA team
SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
caffeoyl-CoA + tartronic acid
CoA + caffeoyltartronic acid
show the reaction diagram
-
-
-
r
feruloyl-CoA + tartronic acid
CoA + feruloyltartronic acid
show the reaction diagram
-
-
-
r
p-coumaroyl-CoA + tartronic acid
CoA + p-coumaroyltartronic acid
show the reaction diagram
-
-
-
r
additional information
?
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1-(p-coumaroyl)-glucose does not act as acyl donor
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-
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KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.02
caffeoyltartronic acid
-
-
0.061 - 0.063
CoA
0.065
feruloyltartronic acid
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-
0.011
p-coumaroyltartronic acid
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-
SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0.000402
-
reverse reaction
0.000414
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forward reaction
pH OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
7
-
in presence of EDTA and a thiol compound, e.g. dithioerythritol
TEMPERATURE OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
SOURCE TISSUE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
SOURCE
Purification/COMMENTARY
ORGANISM
UNIPROT
LITERATURE
partial, from leaf
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