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Literature summary extracted from

  • Wright, M.V.; van Houten, J.L.
    Characterization of a putative Ca2+-transporting Ca2+-ATPase in the pellicles of Paramecium tetraurelia (1990), Biochim. Biophys. Acta, 1029, 241-251.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
7.2.2.10 Calmodulin no stimulation by bovine calmodulin Paramecium tetraurelia

Inhibitors

EC Number Inhibitors Comment Organism Structure
7.2.2.10 Calmidazolium
-
 Paramecium tetraurelia
7.2.2.10 Trifluoperazine
-
 Paramecium tetraurelia
7.2.2.10 vanadate
-
 Paramecium tetraurelia

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
7.2.2.10 0.075
-
 ATP
-
 Paramecium tetraurelia

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
7.2.2.10 membrane
-
 Paramecium tetraurelia 16020
-
7.2.2.10 plasma membrane
-
 Paramecium tetraurelia 5886
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
7.2.2.10 Mg2+ required Paramecium tetraurelia
7.2.2.10 Mg2+ 3 mM Mg2+ required for optimal activity Paramecium tetraurelia

Organism

EC Number Organism UniProt Comment Textmining
7.2.2.10 Paramecium tetraurelia
-
-
-

Reaction

EC Number Reaction Comment Organism Reaction ID
7.2.2.10 ATP + H2O + Ca2+[side 1] = ADP + phosphate + Ca2+[side 2] phosphoenzyme intermediate formation Paramecium tetraurelia
a

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
7.2.2.10 ATP + H2O + Ca2+/out
-
 Paramecium tetraurelia ADP + phosphate + Ca2+/in
-
 ?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
7.2.2.10 6.9 7
-
 Paramecium tetraurelia

pH Range

EC Number pH Minimum pH Maximum Comment Organism
7.2.2.10 6 8 pH 6.0: 43% of maximal activity, pH 8.0: 20% of maximal activity Paramecium tetraurelia