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Literature summary for 3.1.3.93 extracted from

  • Sakamoto, S.; Fujikawa, Y.; Tanaka, N.; Esaka, M.
    Molecular cloning and characterization of L-galactose-1-phosphate phosphatase from tobacco (Nicotiana tabacum) (2012), Biosci. Biotechnol. Biochem., 76, 1155-1162.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
Ca2+
-
Nicotiana tabacum
Li+
-
Nicotiana tabacum

Localization

Localization Comment Organism GeneOntology No. Textmining
cytosol
-
Nicotiana tabacum 5829
-
nucleus
-
Nicotiana tabacum 5634
-

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ required Nicotiana tabacum

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
58000
-
x * 58000, SDS-PAGE, fusion proein with glutathione S-transferase Nicotiana tabacum

Organism

Organism UniProt Comment Textmining
Nicotiana tabacum B3GK03
-
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
37.6
-
pH 7.5, 30°C Nicotiana tabacum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
beta-L-galactose 1-phosphate + H2O
-
Nicotiana tabacum L-galactose + phosphate
-
?
myo-inositol 1-phosphate + H2O 9% of the activity with beta-L-galactose Nicotiana tabacum myo-inositol + phosphate
-
?

Subunits

Subunits Comment Organism
? x * 58000, SDS-PAGE, fusion proein with glutathione S-transferase Nicotiana tabacum

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
-
Nicotiana tabacum

Expression

Organism Comment Expression
Nicotiana tabacum mRNA and protein expression are clearly correlated with L-ascorbic acid contents of cells during culture additional information

General Information

General Information Comment Organism
physiological function the ascorbic acid contents of enzyme overexpression lines are higher than those of controls Nicotiana tabacum