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Literature summary for 3.6.1.1 extracted from

  • Mortain-Bertrand, A.; Amrani, A.; Davail, S.; Rey, P.; Suire, C.; Lamant, A.
    Purification and characterization of the plastidial inorganic pyrophosphatase from Dunaliella salina (1996), Plant Physiol. Biochem., 34, 343-352.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
KF
-
Dunaliella salina
N-ethylmaleimide
-
Dunaliella salina

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.047
-
diphosphate presence of MgSO4 Dunaliella salina
1.65
-
Mg2+
-
Dunaliella salina

Localization

Localization Comment Organism GeneOntology No. Textmining
chloroplast
-
Dunaliella salina 9507
-
chloroplast soluble, around the pyrenoid Dunaliella salina 9507
-

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ required for activity Dunaliella salina
Mg2+ no other divalent cations can substitute for Mg2+ Dunaliella salina

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
60000
-
SDS-PAGE Dunaliella salina

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
diphosphate + H2O Dunaliella salina
-
2 phosphate
-
?

Organism

Organism UniProt Comment Textmining
Dunaliella salina
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Dunaliella salina

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
56.5
-
-
Dunaliella salina

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
diphosphate + H2O
-
Dunaliella salina 2 phosphate
-
?
diphosphate + H2O high specificity Dunaliella salina 2 phosphate
-
?

Subunits

Subunits Comment Organism
monomer 1 * 60000, SDS-PAGE Dunaliella salina

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
-
Dunaliella salina

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
20 60
-
Dunaliella salina

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7 9
-
Dunaliella salina