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Literature summary for 1.14.18.1 extracted from

  • Kawamura-Konishi, Y.; Tsuji, M.; Hatana, S.; Asanuma, M.; Kakuta, D.; Kawano, T.; Mukouyama, E.B.; Goto, H.; Suzuki, H.
    Purification, characterization, and molecular cloning of tyrosinase from Pholiota nameko (2007), Biosci. Biotechnol. Biochem., 71, 1752-1760.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
-
Pholiota nameko

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
30.6
-
p-Cresol
-
Pholiota nameko
119
-
4-t-butylphenol
-
Pholiota nameko
122
-
dopamine
-
Pholiota nameko
136
-
4-t-butylcatechol
-
Pholiota nameko
1240
-
3-(3,4-dihydroxyphenyl) propionic acid
-
Pholiota nameko
1930
-
L-Dopa
-
Pholiota nameko

Metals/Ions

Metals/Ions Comment Organism Structure
copper enzyme contains 1.9 copper atoms per molecule Pholiota nameko

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
35000
-
by gel filtration chromatography Pholiota nameko
42000
-
by SDS-PAGE Pholiota nameko

Organism

Organism UniProt Comment Textmining
Pholiota nameko A7BHQ9
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Pholiota nameko

Source Tissue

Source Tissue Comment Organism Textmining
fruit body
-
Pholiota nameko
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
412
-
purification step, Superdex 200 Pholiota nameko

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3-(3,4-dihydroxyphenyl) propionic acid + 1/2 O2
-
Pholiota nameko 3-(3,4-dihydroxyphenyl)propionic acid + H2O
-
?
4-t-butylphenol + O2 + AH2
-
Pholiota nameko 4-t-butyl 1,2-benzoquinone + H2O + A
-
?
4-tert-butylcatechol + 1/2 O2
-
Pholiota nameko 4-(tert-butyl)benzo-1,2-quinone + H2O
-
?
D-dopa + 1/2 O2
-
Pholiota nameko D-dopaquinone + H2O
-
?
dopamine + 1/2 O2
-
Pholiota nameko dopamine quinone + H2O
-
?
L-dopa + 1/2 O2
-
Pholiota nameko L-dopaquinone + H2O
-
?
L-tyrosine + O2 + AH2
-
Pholiota nameko L-3,4-dihydroxyphenylalanine + H2O + A
-
?
p-cresol + O2 + AH2
-
Pholiota nameko 4-methyl-o-quinone + H2O + A
-
?
tyramine + O2
-
Pholiota nameko 4-(2-aminoethyl)cyclohexa-3,5-diene-1,2-dione + H2O
-
?

Subunits

Subunits Comment Organism
monomer
-
Pholiota nameko

Synonyms

Synonyms Comment Organism
monophenol, 3,4-dihydroxy L-phenylalanine (L-DOPA):oxygen oxidoreductase
-
Pholiota nameko
tyrosinase
-
Pholiota nameko

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
13.2
-
4-t-butylphenol
-
Pholiota nameko
107
-
p-Cresol
-
Pholiota nameko
294
-
4-t-butylcatechol
-
Pholiota nameko
478
-
L-Dopa
-
Pholiota nameko
544
-
3-(3,4-dihydroxyphenyl) propionic acid
-
Pholiota nameko
1590
-
dopamine
-
Pholiota nameko