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Literature summary extracted from

  • Li, Q.X.; Dowhan, W.
    Studies on the mechanism of formation of the pyruvate prosthetic group of phosphatidylserine decarboxylase from Escherichia coli (1990), J. Biol. Chem., 265, 4111-4115.
    View publication on PubMed

Protein Variants

EC Number Protein Variants Comment Organism
4.1.1.65 S254C mutant proenzymes S254C and S254T are cleaved with a half-life of around 2-4 h, the S254A proenzyme does not undergo processing. Mutants encoding the S254C and S254T protein produce 16% and 2% respectively of the activity of the wild-type allele. The hydroxyl group of Ser254 plays a critical role in the cleavage of the peptide bond between Gly253 and Ser254 of the phosphatidylserine decarboxylase Escherichia coli
4.1.1.65 S254T mutant proenzymes S254C and S254T are cleaved with a half-life of around 2-4 h, the S254A proenzyme does not undergo processing. Mutants encoding the S254C and S254T protein produce 16% and 2% respectively of the activity of the wild-type allele. The hydroxyl group of Ser254 plays a critical role in the cleavage of the peptide bond between Gly253 and Ser254 of the phosphatidylserine decarboxylase Escherichia coli

Organism

EC Number Organism UniProt Comment Textmining
4.1.1.65 Escherichia coli
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-
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Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.1.1.65 Phosphatidyl-L-serine
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Escherichia coli Phosphatidylethanolamine + CO2
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