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Literature summary for 2.3.1.198 extracted from

  • Yang, W.; Pollard, M.; Li-Beisson, Y.; Beisson, F.; Feig, M.; Ohlrogge, J.
    A distinct type of glycerol-3-phosphate acyltransferase with sn-2 preference and phosphatase activity producing 2-monoacylglycerol (2010), Proc. Natl. Acad. Sci. USA, 107, 12040-12045.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
cloned in yeast microsomes and wheat germ cells Arabidopsis thaliana

Localization

Localization Comment Organism GeneOntology No. Textmining
membrane modeling data indicate this localisation Arabidopsis thaliana 16020
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Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana O80437
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-
Arabidopsis thaliana Q9CAY3
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Arabidopsis thaliana Q9LMM0
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Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
sn-glycerol 3-phosphate + (9Z)-17-carboxyheptadec-9-enoyl-CoA (9Z)-17-carboxyheptadec-9-enoyl-CoA = C18:1 DCA-CoA Arabidopsis thaliana CoA + 1-((9Z)-17-carboxyheptadec-9-enoyl)-sn-glycerol 3-phosphate + 2-((9Z)-17-carboxyheptadec-9-enoyl)-sn-glycerol 3-phosphate ((9Z)-17-carboxyheptadec-9-enoyl)-sn-glycerol 3-phosphate = C18:1 DCA-LPA, ratio of sn-2:sn-1-labeled products is 5:1 or greater ?
sn-glycerol 3-phosphate + 15-carboxypentadecanoyl-CoA 15-carboxypentadecanoyl-CoA = C16:0 DCA-CoA Arabidopsis thaliana CoA + 1-(15-carboxypentadecanoyl)-sn-glycerol 3-phosphate + 2-(15-carboxypentadecanoyl)-sn-glycerol 3-phosphate (15-carboxypentadecanoyl)-sn-glycerol 3-phosphate = C16:0 DCA-LPA, ratio of sn-2:sn-1-labeled products is 5:1 or greater ?
sn-glycerol 3-phosphate + 15-carboxypentadecanoyl-CoA 15-carboxypentadecanoyl-CoA = C16:0 DCA-CoA Arabidopsis thaliana CoA + 1-(15-carboxypentadecanoyl)-sn-glycerol 3-phosphate + 2-(15-carboxypentadecanoyl)-sn-glycerol 3-phosphate (15-carboxypentadecanoyl)-sn-glycerol 3-phosphate = C16:0 DCA-LPA, sn-2:sn-1-labeled products is 2:1 ?

Synonyms

Synonyms Comment Organism
GPAT4 additional phosphatase activity Arabidopsis thaliana
GPAT5 no additional phosphatase activity Arabidopsis thaliana
GPAT6 additional phosphatase activity Arabidopsis thaliana

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
20
-
activity assay at room temperature Arabidopsis thaliana

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
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activity assay at Arabidopsis thaliana

General Information

General Information Comment Organism
physiological function The enzyme is involved in cutin and suberin biosynthesis in plants. The common acyl monomer substrates (as CoA esters) are omega-hydroxy fatty acids (omega-OHFAs) and alpha,omega-dicarboxylic acids (DCAs). Some enzymes are bifunctional and have an additional phosphatase activity producing sn-2-monoacylglycerols (2-MAGs). Arabidopsis thaliana
physiological function The enzyme is involved in cutin and suberin biosynthesis in plants. The common acyl monomer substrates (as CoA esters) are omega-hydroxy fatty acids and alpha,omega-dicarboxylic acids. Some enzymes are bifunctional and have an additional phosphatase activity producing sn-2-monoacylglycerols (2-MAGs). Arabidopsis thaliana