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Literature summary for 1.11.1.11 extracted from

  • Lloyd Raven, E.; Celik, A.; Cullis, P.M.; Sangar, R.; Sutcliffe, M.J.
    Engineering the active site of ascorbate peroxidase (2001), Biochem. Soc. Trans., 29, 105-111.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
recombinant enzyme Pisum sativum

Protein Variants

Protein Variants Comment Organism
W41A the mutation enables the efficient conversion of recombinant enzyme into a stereoselective oxidizing agent for sulfides Pisum sativum

Localization

Localization Comment Organism GeneOntology No. Textmining
cytosol
-
Pisum sativum 5829
-

Organism

Organism UniProt Comment Textmining
Pisum sativum
-
pea
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ethyl phenyl sulfide + H2O2
-
Pisum sativum ? + H2O
-
?
isopropyl phenyl sulfide + H2O2
-
Pisum sativum ? + H2O
-
?
L-ascorbate + H2O2
-
Pisum sativum dehydroascorbate + H2O
-
?
methyl naphthalene sulfide + H2O2
-
Pisum sativum ? + H2O
-
?
methyl phenyl sulfide + H2O2
-
Pisum sativum ? + H2O
-
?
additional information experimental and modelled enantiomeric ratios R: S for oxidation of thioethers by recombinant enzyme and mutant Trp-41-Ala Pisum sativum ?
-
?
n-propyl phenyl sulfide + H2O2
-
Pisum sativum ? + H2O
-
?
p-chlorophenyl methyl sulfide + H2O2
-
Pisum sativum ? + H2O
-
?
p-cresol + cumene-hydroperoxide
-
Pisum sativum 4a,9b-dihydro-8,9b-dimethyl-3(4H)-dibenzofuranone + 2,2'-dihydroxy-5,5'-dimethylbiphenyl + 1,1-dimethylbenzylalcohol + bis-(1-methyl-1-phenylethyl)peroxide the formation of bis-(1-methyl-1-phenylethyl)peroxide derives from the reaction of 1,1-dimethylbenzylalcohol with either p-cresol or 2,2'-dihydroxy-5,5'-dimethylbiphenyl ?
p-cresol + H2O2
-
Pisum sativum 4a,9b-dihydro-8,9b-dimethyl-3(4H)-dibenzofuranone + 2,2'-dihydroxy-5,5'-dimethylbiphenyl + H2O these products, which are derived from reactions of the p-methylphenoxy radical, itself form as a direct result of single-electron oxidation of p-cresol by the enzyme, can be accommodated from the known chemistry of the radical products, the product ratio 4alpha,9beta-dihydro-8,9beta-dimethyl-3(4H)-dibenzofuranone: 2,2'-dihydroxy-5,5'-dimethylbiphenyl is found to depend on enzyme concentration ?
p-nitrophenyl methyl sulfide + H2O2
-
Pisum sativum ? + H2O
-
?