2.2.1.3: formaldehyde transketolase
This is an abbreviated version!
For detailed information about formaldehyde transketolase, go to the full flat file.
Word Map on EC 2.2.1.3
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2.2.1.3
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taldo
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sedoheptulose
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hepatosplenomegaly
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fructose-6-phosphate
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utilis
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non-oxidative
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erythrose
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7-phosphate
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2.2.1.2
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cutis
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erythritol
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ketose
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aldolases
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ribitol
- 2.2.1.3
- taldo
- sedoheptulose
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hepatosplenomegaly
- fructose-6-phosphate
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utilis
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non-oxidative
- erythrose
- 7-phosphate
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2.2.1.2
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cutis
- erythritol
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ketose
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aldolases
- ribitol
Reaction
Synonyms
DAS, DAS1, DHAS, dihydroxyacetone synthase, peroxisomal transketolase, synthase, dihydroxyacetone, transketolase, formaldehyde
ECTree
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Substrates Products
Substrates Products on EC 2.2.1.3 - formaldehyde transketolase
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REACTION DIAGRAM
acetaldehyde + D-xylulose 5-phosphate
glyceraldehyde 3-phosphate + 1,3-dihydroxybutane-2-one
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-
-
-
?
D-erythrose 4-phosphate + D-xylulose 5-phosphate
D-fructose 6-phosphate + glyceraldehyde 3-phosphate
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-
-
-
?
D-xylulose 5-phosphate + butyraldehyde
glyceraldehyde 3-phosphate + 1,3-dihydroxyhexane-2-one
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-
-
-
?
D-xylulose 5-phosphate + D-erythrose
glyceraldehyde 3-phosphate + D-fructose
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-
-
-
?
D-xylulose 5-phosphate + D-glucose
glyceraldehyde 3-phosphate + D-glycero-D-ido-oct-2-ulose
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-
-
-
?
D-xylulose 5-phosphate + D-ribose
glyceraldehyde 3-phosphate + sedoheptulose
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-
-
-
?
D-xylulose 5-phosphate + glycolaldehyde
glyceraldehyde 3-phosphate + 1,3,5-trihydroxypentane-2-one
D-xylulose 5-phosphate + heptaldehyde
glyceraldehyde 3-phosphate + 1,3-dihydroxynonane-2-one
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-
-
-
?
D-xylulose 5-phosphate + propionaldehyde
glyceraldehyde 3-phosphate + 1,3-dihydroxypentane-2-one
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-
-
-
?
D-xylulose 5-phosphate + ribose 5-phosphate
glyceraldehyde 3-phosphate + sedoheptulose 7-phosphate
glycolaldehyde + D-xylulose 5-phosphate
glyceraldehyde 3-phosphate + 1,3-dihydroxypentane-2-one
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-
-
-
?
ribulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + 1,3-dihydroxyacetone
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-
-
-
?
glyceraldehyde 3-phosphate + D-xylulose
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-
-
-
?
D-xylulose 5-phosphate + D-glyceraldehyde
glyceraldehyde 3-phosphate + D-xylulose
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-
-
-
?
D-xylulose 5-phosphate + D-glyceraldehyde
glyceraldehyde 3-phosphate + D-xylulose
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-
-
-
?
D-glyceraldehyde 3-phosphate + glycerone
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-
-
-
?
D-xylulose 5-phosphate + formaldehyde
D-glyceraldehyde 3-phosphate + glycerone
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-
-
-
?
D-xylulose 5-phosphate + formaldehyde
D-glyceraldehyde 3-phosphate + glycerone
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-
-
-
ir
D-xylulose 5-phosphate + formaldehyde
D-glyceraldehyde 3-phosphate + glycerone
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-
-
?
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
-
-
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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first step in formaldehyde assimilation via xylulose monophosphate (dihydroxyacetone) cycle
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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first step in formaldehyde assimilation via xylulose monophosphate (dihydroxyacetone) cycle
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
-
-
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
ir
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
r
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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best substrate
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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D-xylulose 5-phosphate cannot be replaced by D-ribulose 5-phosphate, D-glucose 6-phosphate, or D-ribose 5-phosphate
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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formaldehyde is the only acceptor
i.e. 1,3-dihydroxy-2-propanone
ir
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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no acceptors are glyceraldehyde, glyceraldehyde 3-phosphate, erythrose 4-phosphate, ribose 5-phosphate, glucose 6-phosphate, D-ribose, glutaraldehyde, dihydroxyacetone
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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no acceptors are glyceraldehyde, glyceraldehyde 3-phosphate, erythrose 4-phosphate, ribose 5-phosphate, glucose 6-phosphate, D-ribose, glutaraldehyde, dihydroxyacetone
i.e. 1,3-dihydroxy-2-propanone
ir
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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inducible
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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first step in formaldehyde assimilation via xylulose monophosphate (dihydroxyacetone) cycle
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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pathway for formaldehyde fixation
i.e. 1,3-dihydroxy-2-propanone
r
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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first step in formaldehyde assimilation via xylulose monophosphate (dihydroxyacetone) cycle
i.e. 1,3-dihydroxy-2-propanone
?
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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-
i.e. 1,3-dihydroxy-2-propanone
ir
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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formaldehyde is the only acceptor
i.e. 1,3-dihydroxy-2-propanone
ir
D-xylulose 5-phosphate + formaldehyde
glyceraldehyde 3-phosphate + dihydroxyacetone
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no acceptors are glyceraldehyde, glyceraldehyde 3-phosphate, erythrose 4-phosphate, ribose 5-phosphate, glucose 6-phosphate, D-ribose, glutaraldehyde, dihydroxyacetone
i.e. 1,3-dihydroxy-2-propanone
ir
glyceraldehyde 3-phosphate + 1,3,5-trihydroxypentane-2-one
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-
-
-
?
D-xylulose 5-phosphate + glycolaldehyde
glyceraldehyde 3-phosphate + 1,3,5-trihydroxypentane-2-one
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-
?
glyceraldehyde 3-phosphate + sedoheptulose 7-phosphate
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-
-
-
?
D-xylulose 5-phosphate + ribose 5-phosphate
glyceraldehyde 3-phosphate + sedoheptulose 7-phosphate
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-
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-
?
dihydroxyacetone + erythrose 4-phosphate
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-
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-
?
fructose 6-phosphate + formaldehyde
dihydroxyacetone + erythrose 4-phosphate
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-
-
-
?
fructose 6-phosphate + formaldehyde
dihydroxyacetone + erythrose 4-phosphate
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-
-
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?
fructose 6-phosphate + formaldehyde
dihydroxyacetone + erythrose 4-phosphate
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-
-
-
?
fructose 6-phosphate + formaldehyde
dihydroxyacetone + erythrose 4-phosphate
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fructose 6-phosphate can replace D-xylulose 5-phosphate with 10% efficiency as glycolaldehyde donor
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?
fructose 6-phosphate + formaldehyde
dihydroxyacetone + erythrose 4-phosphate
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?
hydroxypyruvate + formaldehyde
CO2 + dihydroxyacetone
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hydroxypyruvate can replace D-xylulose 5-phosphate with 41.4%, hydroxypyruvate can replace D-xylulose 5-phosphate with 56%
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-
?
hydroxypyruvate + formaldehyde
CO2 + dihydroxyacetone
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hydroxypyruvate can replace D-xylulose 5-phosphate with 35%
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?
hydroxypyruvate + formaldehyde
CO2 + dihydroxyacetone
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efficiency as glycolaldehyde donor
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?
dihydroxyacetone + ribose
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?
sedoheptulose 7-phosphate + formaldehyde
dihydroxyacetone + ribose
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sedoheptulose 7-phosphate can replace D-xylulose 5-phosphate with 10% efficiency as glycolaldehyde donor
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?
sedoheptulose 7-phosphate + formaldehyde
dihydroxyacetone + ribose
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?
?
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dihydroxyacetone synthase (DHAS) is a key enzyme involved in the assimilation of methanol in Mycobacterium sp. strain JC1 DSM 3803. The gene is transcribed only in cells growing on methanol. The expression of dasS in Mycobacterium sp. strain JC1 is free from catabolite repression
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?
additional information
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Mycobacterium sp. DSM 3803 / JC1
dihydroxyacetone synthase (DHAS) is a key enzyme involved in the assimilation of methanol in Mycobacterium sp. strain JC1 DSM 3803. The gene is transcribed only in cells growing on methanol. The expression of dasS in Mycobacterium sp. strain JC1 is free from catabolite repression
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?
additional information
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with xylulose 5-phosphate as glycolyl donor: aliphatic aldehydes (C1-C7), glycolaldehyde and glyceraldehyde are better acceptors than ribose 5-phosphate
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?