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Literature summary for 1.11.1.7 extracted from

  • Martinez, G.A.; Civello, P.M.; Chaves, A.R.; Anon, M.C.
    Characterization of peroxidase-mediated chlorophyll bleaching in strawberry fruit (2001), Phytochemistry, 58, 379-387.
    View publication on PubMed
Search for more literature for 1.11.1.7

Activating Compound

Activating Compound Comment Organism Structure
p-coumaric acid at 3 mM Fragaria x ananassa
Polyvinylpyrrolidone at 30 g/l 5.5fold increase in activity Fragaria x ananassa

Inhibitors

Inhibitors Comment Organism Structure
alpha-tocopherol 58% inhibition at 0.1 mM Fragaria x ananassa
ascorbic acid 95% inhibition at 1 mM Fragaria x ananassa
dithiothreitol 79% inhibition at 1 mM Fragaria x ananassa
glutathione 56% inhibition at 1 mM Fragaria x ananassa
H2O2 at concentrations higher than 1 mM Fragaria x ananassa
hydroquinone 98% inhibition at 1 mM Fragaria x ananassa
L-cysteine 71% inhibition at 1 mM Fragaria x ananassa
Mn2+ 9% inhibition at 1 mM Fragaria x ananassa
n-propyl gallate 95% inhibition at 1 mM Fragaria x ananassa
NaCN 99% inhibition at 0.1 mM Fragaria x ananassa
NaN3 71% inhibition at 1 mM Fragaria x ananassa
Tiron 100% inhibition at 1 mM Fragaria x ananassa

Localization

Localization Comment Organism GeneOntology No. Textmining
membrane
-
 Fragaria x ananassa 16020
-

Organism

Organism UniProt Comment Textmining
Fragaria x ananassa
-
 strawberry, two cationic isozymes
-

Source Tissue

Source Tissue Comment Organism Textmining
fruit maximum activity at the green ripening stage Fragaria x ananassa
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
chlorophyll a + H2O2
-
 Fragaria x ananassa ?
-
 ?
chlorophyll b + H2O2
-
 Fragaria x ananassa ?
-
 ?
chlorophyllide a + H2O2
-
 Fragaria x ananassa ?
-
 ?
chlorophyllide b + H2O2
-
 Fragaria x ananassa ?
-
 ?
guaiacol + H2O2
-
 Fragaria x ananassa tetraguaiacol + H2O
-
 ?
pheophytin a + H2O2
-
 Fragaria x ananassa ?
-
 ?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
35
-
-
 Fragaria x ananassa

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.2
-
-
 Fragaria x ananassa

pH Range

pH Minimum pH Maximum Comment Organism
3.2 6.2 50% activity at pH 3.2 and 6.2 Fragaria x ananassa