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Literature summary extracted from

  • Maeshima, M.
    Oligomeric structure of H+-translocating inorganic pyrophosphatase of plant vacuoles (1990), Biochem. Biophys. Res. Commun., 168, 1157-1162 .
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
7.1.3.1 Phospholipid
-
 Vigna radiata

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
7.1.3.1 vacuolar membrane
-
 Vigna radiata 5774
-

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
7.1.3.1 158000
-
 gel filtration Vigna radiata

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
7.1.3.1 diphosphate + H2O + H+[side 1] Vigna radiata
-
 2 phosphate + H+[side 2]
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
7.1.3.1 Vigna radiata
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
7.1.3.1 QAE-Toyopearl column chromatography, and Superdex 200 gel filtration Vigna radiata

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
7.1.3.1 diphosphate + H2O + H+[side 1]
-
 Vigna radiata 2 phosphate + H+[side 2]
-
 ?

Subunits

EC Number Subunits Comment Organism
7.1.3.1 homodimer 2 * 73000, SDS-PAGE Vigna radiata

Synonyms

EC Number Synonyms Comment Organism
7.1.3.1 H+-translocating inorganic pyrophosphatase
-
 Vigna radiata
7.1.3.1 vacuolar inorganic pyrophosphatase
-
 Vigna radiata
7.1.3.1 vacuolar PPase
-
 Vigna radiata

General Information

EC Number General Information Comment Organism
7.1.3.1 physiological function the enzyme is responsible for generating an internal acidic environment in the vacuole and a proton gradient across the membrane Vigna radiata