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Literature summary extracted from

  • Akiyama, Y.; Kamitani, S.; Kusukawa, N.; Ito, K.
    In vitro catalysis of oxidative folding of disulfide-bonded proteins by the Escherichia coli dsbA (ppfA) gene product (1992), J. Biol. Chem., 267, 22440-22445 .
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
1.8.4.15 expressed in Escherichia coli strain HBlOl or MC4100 Escherichia coli

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
1.8.4.15 periplasm
-
Escherichia coli
-
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
1.8.4.15 Mg2+ 1 mM used in assay conditions Escherichia coli
1.8.4.15 Zn2+ 0.16 mM used in assay conditions Escherichia coli

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.8.4.15 40000 50000 gel filtration Escherichia coli

Organism

EC Number Organism UniProt Comment Textmining
1.8.4.15 Escherichia coli
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.8.4.15 DEAE-Sepharose CL-GB column chromatography and Sephacryl S-200 gel filtration Escherichia coli

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.8.4.15 dithiothreitol + reduced bovine ribonuclease A
-
Escherichia coli ? + oxidized bovine ribonuclease A
-
?
1.8.4.15 GSH + scrambled bovine ribonuclease A
-
Escherichia coli ?
-
?
1.8.4.15 GSSG + reduced alkaline phosphatase
-
Escherichia coli 2 GSH + oxidized alkaline phosphatase
-
?

Subunits

EC Number Subunits Comment Organism
1.8.4.15 homodimer x * 21000, SDS-PAGE Escherichia coli
1.8.4.15 homodimer x * 21132, calculated from amino acid sequence Escherichia coli

Synonyms

EC Number Synonyms Comment Organism
1.8.4.15 DsbA
-
Escherichia coli

General Information

EC Number General Information Comment Organism
1.8.4.15 physiological function the enzyme directly catalyzes disulfide bond formation and also has a role in maintaining the bacterial periplasm oxidative Escherichia coli