2.5.1.26: alkylglycerone-phosphate synthase
This is an abbreviated version!
For detailed information about alkylglycerone-phosphate synthase, go to the full flat file.
Word Map on EC 2.5.1.26
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2.5.1.26
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ether
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shikimate
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dah7ps
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chorismate
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plasmalogens
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chondrodysplasia
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rhizomelic
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punctata
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zellweger
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prephenate
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phenylalanine-sensitive
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dhap-at
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4.1.2.15
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tyrosine-sensitive
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8-phosphate
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hexadecanol
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5-enolpyruvylshikimate
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d-erythrose
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tryptophan-sensitive
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plasmalogen-deficient
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medicine
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dihydroxyacetone-phosphate
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pharmacology
- 2.5.1.26
- ether
- shikimate
- dah7ps
- chorismate
- plasmalogens
-
chondrodysplasia
-
rhizomelic
- punctata
- zellweger
- prephenate
-
phenylalanine-sensitive
- dhap-at
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4.1.2.15
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tyrosine-sensitive
-
8-phosphate
- hexadecanol
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5-enolpyruvylshikimate
- d-erythrose
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tryptophan-sensitive
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plasmalogen-deficient
- medicine
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dihydroxyacetone-phosphate
- pharmacology
Reaction
Synonyms
3-deoxy-D-arabino-heptulosonate 7-phosphate synthase, ADPS, ADS, AGPS, alkyl DHAP synthetase, alkyl dihydroxyacetone phosphate synthase, alkyl dihydroxyacetone phosphate synthetase, alkyl-DHAP, alkyl-dihydroxyacetonephosphate synthase, alkyl-dihydroxyacetonephosphate-synthase, alkyldihydroxyacetone phosphate synthase, alkyldihydroxyacetonephosphate synthase, alkyldihydroxyacetonephosphate synthetase, alkylglycerone phosphate synthase, alkylglyceronephosphate synthase, DHAP-S, synthase, alkylglycerone phosphate, synthetase, alkyldihydroxyacetone phosphate
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Substrates Products
Substrates Products on EC 2.5.1.26 - alkylglycerone-phosphate synthase
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REACTION DIAGRAM
1-acyl-glycerone 3-phosphate + a long-chain alcohol
an alkyl-glycerone 3-phosphate + a long-chain acid anion
1-acylglycerone 3-phosphate + long-chain alcohol
alkylglycerone 3-phosphate + long-chain acid anion + H+
1-O-hexadecyldihydroxyacetone phosphate + hexadecanol
long-chain acid anion + 1-O-hexadecyldihydroxyacetone phosphate
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?
oleoyldihydroxyacetone phosphate + hexadecanol
oleate + 1-O-hexadecyldihydroxyacetone phosphate
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-
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?
palmitoyldihydroxyacetone phosphate + hexadecanol
1-O-hexadecyldihydroxyacetone phosphate + palmitate
palmitoyldihydroxyacetone phosphate + octadecanol
palmitate + 1-O-octadecyldihydroxyacetone phosphate
stearoyldihydroxyacetone phosphate + hexadecanol
stearate + 1-O-hexadecyldihydroxyacetone phosphate
stearoyldihydroxyacetone phosphate + octadecanol
stearate + 1-O-octadecyldihydroxyacetone phosphate
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?
an alkyl-glycerone 3-phosphate + a long-chain acid anion
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?
1-acyl-glycerone 3-phosphate + a long-chain alcohol
an alkyl-glycerone 3-phosphate + a long-chain acid anion
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-
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?
alkylglycerone 3-phosphate + long-chain acid anion + H+
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?
1-acylglycerone 3-phosphate + long-chain alcohol
alkylglycerone 3-phosphate + long-chain acid anion + H+
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1-acylglycerone 3-phosphate is acyldihydroxyacetone phosphate, the ester-linked fatty acid of the substrate is cleaved and replaced by a long-chain alcohol in the ether
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?
1-acylglycerone 3-phosphate + long-chain alcohol
alkylglycerone 3-phosphate + long-chain acid anion + H+
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forms the ether bond found in alkyl and alk-1-enyl glycerolipids
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?
1-acylglycerone 3-phosphate + long-chain alcohol
alkylglycerone 3-phosphate + long-chain acid anion + H+
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first committed step in biosynthesis of ether-linked glycerolipids
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?
1-acylglycerone 3-phosphate + long-chain alcohol
alkylglycerone 3-phosphate + long-chain acid anion + H+
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2 separate alkylglycerone-phosphate synthases, one in microsomes and another in peroxisomes might be engaged in biosynthesis of 1-O-alkylglycerolipids in rat liver
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?
1-O-hexadecyldihydroxyacetone phosphate + palmitate
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?
palmitoyldihydroxyacetone phosphate + hexadecanol
1-O-hexadecyldihydroxyacetone phosphate + palmitate
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ir
palmitoyldihydroxyacetone phosphate + hexadecanol
1-O-hexadecyldihydroxyacetone phosphate + palmitate
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-
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?
palmitoyldihydroxyacetone phosphate + hexadecanol
1-O-hexadecyldihydroxyacetone phosphate + palmitate
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-
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?
palmitoyldihydroxyacetone phosphate + hexadecanol
1-O-hexadecyldihydroxyacetone phosphate + palmitate
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-
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?
palmitate + 1-O-octadecyldihydroxyacetone phosphate
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-
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?
palmitoyldihydroxyacetone phosphate + octadecanol
palmitate + 1-O-octadecyldihydroxyacetone phosphate
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?
palmitoyldihydroxyacetone phosphate + octadecanol
palmitate + 1-O-octadecyldihydroxyacetone phosphate
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?
palmitoyldihydroxyacetone phosphate + octadecanol
palmitate + 1-O-octadecyldihydroxyacetone phosphate
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-
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?
stearate + 1-O-hexadecyldihydroxyacetone phosphate
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?
stearoyldihydroxyacetone phosphate + hexadecanol
stearate + 1-O-hexadecyldihydroxyacetone phosphate
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?
additional information
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overview on substrate specificity
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additional information
additional information
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overview on substrate specificity
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additional information
additional information
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specific for acyldihydroxyacetone phosphate, acyldihydroxyacetone or 1-acyl-sn-glycerol 3-phosphate cannot substitute for acyldihydroxyacetone phosphate, the acyl group chain length in acyldihydroxyacetone phosphate should be C12 or longer
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?
additional information
additional information
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alkyldihydroxyacetone phosphate synthase also catalyzes the following reactions: 1. acyl exchange reaction in which palmitic acid is incorporated into palmitoyldihydroxyacetone phosphate, 2. alkyl exchange reaction in which hexadecanol is incorporated into hexadecyldihydroxyacetone phosphate
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additional information
additional information
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two reaction products: alkylglycerone phosphate and alkylglycerone, alkylglycerone phosphate is mainly synthesized by the peroxisomal synthase, whereas the inverse proportion is observed with the microsomal enzyme
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