Activating Compound | Comment | Organism | Structure |
---|---|---|---|
chymotrypsin | chymotrypsin is more effective in converting hemocyanin to hemocyanin-phenoloxidase than is trypsin | Penaeus vannamei | |
SDS | hemocyanin-phenoloxidase activity increases with increasing concentrations of SDS, up to 2.22 mM | Penaeus vannamei | |
Trypsin | trypsin has only a weak effect on hemocyanin conversion to hemocyanin-phenoloxidase, compared to SDS | Penaeus vannamei |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
1.5 | - |
L-Dopa | in 15 mM Tris-HCl at pH 7.8, with 5 mM CaCl2 and 5 mM MgCl2 | Penaeus vannamei |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Penaeus vannamei | - |
whiteleg shrimp | - |
Purification (Comment) | Organism |
---|---|
Sepharose 6B column chromatography | Penaeus vannamei |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
hemolymph | - |
Penaeus vannamei | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
L-DOPA + O2 | - |
Penaeus vannamei | dopaquinone + H2O | - |
? | |
L-tyrosine + O2 | - |
Penaeus vannamei | L-DOPA + H2O | - |
? | |
additional information | native hemocyanin in whiteleg shrimp does not have phenoloxidase activity, but when incubated with SDS, hemocyanin is converted into hemocyanin-phenoloxidase | Penaeus vannamei | ? | - |
? | |
tyramine + O2 | - |
Penaeus vannamei | 4-(2-aminoethyl)cyclohexa-3,5-diene-1,2-dione + H2O | - |
? |
Synonyms | Comment | Organism |
---|---|---|
Hc-phenoloxidase | - |
Penaeus vannamei |
HcPO | - |
Penaeus vannamei |
monophenol, L-DOPA: oxygen oxidoreductase | - |
Penaeus vannamei |
polyphenoloxidase | - |
Penaeus vannamei |
tyrosinase | - |
Penaeus vannamei |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
45 | - |
about 45°C | Penaeus vannamei |