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Literature summary for 1.6.5.2 extracted from

  • Chareonthiphakorn, N.; Wititsuwannakul, D.; Golan-Goldhirsh, A.; Wititsuwannakul, R.
    Purification and characterization of NAD(P)H quinone reductase from the latex of Hevea brasiliensis Müll.-Arg. (Euphorbiaceae) (2002), Phytochemistry, 61, 123-128.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.2
-
NADH pH 8.0, reaction with plumbagin Hevea brasiliensis
0.204
-
NADH pH 8.0, reaction with menadione Hevea brasiliensis
0.25
-
NADH pH 8.0, reaction with juglone Hevea brasiliensis
0.27
-
NADPH pH 8.0, reaction with plumbagin Hevea brasiliensis
0.286
-
NADPH pH 8.0, reaction with juglone Hevea brasiliensis
0.322
-
NADPH pH 8.0, reaction with menadione Hevea brasiliensis
0.333
-
NADH pH 8.0, reaction with p-benzoquinone Hevea brasiliensis
0.375
-
NADH pH 8.0, reaction with duroquinone Hevea brasiliensis
0.384
-
NADPH pH 8.0, reaction with p-benzoquinone Hevea brasiliensis
0.435
-
duroquinone pH 8.0, reaction with duroquinone Hevea brasiliensis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
21000
-
4 * 21000, SDS-PAGE Hevea brasiliensis
83000
-
gel filtration Hevea brasiliensis

Organism

Organism UniProt Comment Textmining
Hevea brasiliensis
-
Müll.-Arg.
-
Hevea brasiliensis Mull.-Arg.
-
Müll.-Arg.
-

Purification (Commentary)

Purification (Comment) Organism
-
Hevea brasiliensis

Source Tissue

Source Tissue Comment Organism Textmining
latex
-
Hevea brasiliensis
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.23
-
-
Hevea brasiliensis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2-methyl-1,4-naphthoquinone + NADH
-
Hevea brasiliensis 2-methyl-1,4-naphthoquinol + NAD+
-
?
2-methyl-1,4-naphthoquinone + NADH
-
Hevea brasiliensis Mull.-Arg. 2-methyl-1,4-naphthoquinol + NAD+
-
?
2-methyl-1,4-naphthoquinone + NADPH
-
Hevea brasiliensis 2-methyl-1,4-naphthoquinol + NADp+
-
?
2-methyl-1,4-naphthoquinone + NADPH
-
Hevea brasiliensis Mull.-Arg. 2-methyl-1,4-naphthoquinol + NADp+
-
?
duroquinone + NADH
-
Hevea brasiliensis ? + NAD+
-
?
duroquinone + NADH
-
Hevea brasiliensis Mull.-Arg. ? + NAD+
-
?
duroquinone + NADPH
-
Hevea brasiliensis ? + NADP+
-
?
duroquinone + NADPH
-
Hevea brasiliensis Mull.-Arg. ? + NADP+
-
?
juglone + NADH
-
Hevea brasiliensis dihydrojuglone + NAD+
-
?
juglone + NADH
-
Hevea brasiliensis Mull.-Arg. dihydrojuglone + NAD+
-
?
juglone + NADPH
-
Hevea brasiliensis dihydrojuglone + NADP+
-
?
p-benzoquinone + NADH
-
Hevea brasiliensis benzohydroquinone + NAD+
-
?
p-benzoquinone + NADPH
-
Hevea brasiliensis p-benzohydroquinone + NADP+
-
?
plumbagin + NADH
-
Hevea brasiliensis ? + NAD+
-
?
plumbagin + NADPH
-
Hevea brasiliensis ? + NADP+
-
?

Subunits

Subunits Comment Organism
tetramer 4 * 21000, SDS-PAGE Hevea brasiliensis

Synonyms

Synonyms Comment Organism
NAD(P)H quinone reductase
-
Hevea brasiliensis
NAD(P)H-QR
-
Hevea brasiliensis

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
80
-
10 h, more than 70% of the latex enzyme activity is retained Hevea brasiliensis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
-
Hevea brasiliensis

pH Range

pH Minimum pH Maximum Comment Organism
5 9 pH 5.0: about 45% of maximal activity, pH 9.0: about 55% of maximal activity Hevea brasiliensis

Cofactor

Cofactor Comment Organism Structure
NADH
-
Hevea brasiliensis
NADPH
-
Hevea brasiliensis