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Literature summary for 5.6.1.8 extracted from

  • Haagensen, L.; Jensen, D.H.; Gesser, H.
    Dependence of myosin-ATPase on structure bound creatine kinase in cardiac myfibrils from rainbow trout and freshwater turtle (2008), Comp. Biochem. Physiol. A, 150, 404-409.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
Ca2+
-
Oncorhynchus mykiss
Ca2+
-
Trachemys scripta

Localization

Localization Comment Organism GeneOntology No. Textmining

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ATP + H2O + myosin bound to actin filament at position n Oncorhynchus mykiss
-
ADP + phosphate + myosin bound to actin filament at position n+1
-
ir
ATP + H2O + myosin bound to actin filament at position n Trachemys scripta
-
ADP + phosphate + myosin bound to actin filament at position n+1
-
ir

Organism

Organism UniProt Comment Textmining
Oncorhynchus mykiss
-
-
-
Trachemys scripta
-
-
-

Purification (Commentary)

Purification (Comment) Organism
myofibrils are isolated from heart tissue Oncorhynchus mykiss
myofibrils are isolated from heart tissue Trachemys scripta

Source Tissue

Source Tissue Comment Organism Textmining
heart ventricle cardiac ventricular myofibrils Oncorhynchus mykiss
-
heart ventricle cardiac ventricular myofibrils Trachemys scripta
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.0007
-
-
Trachemys scripta
0.0024
-
-
Oncorhynchus mykiss

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + H2O + myosin bound to actin filament at position n
-
Oncorhynchus mykiss ADP + phosphate + myosin bound to actin filament at position n+1
-
ir
ATP + H2O + myosin bound to actin filament at position n
-
Trachemys scripta ADP + phosphate + myosin bound to actin filament at position n+1
-
ir

Synonyms

Synonyms Comment Organism
myofibril ATPase
-
Oncorhynchus mykiss
myofibril ATPase
-
Trachemys scripta
myosin-ATPase
-
Oncorhynchus mykiss
myosin-ATPase
-
Trachemys scripta

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.3
-
myofibril ATPase activity assay Oncorhynchus mykiss
7.3
-
myofibril ATPase activity assay Trachemys scripta