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Literature summary extracted from

  • Heppel, L.A.; Hilmoe, R.J.
    Mechanism of enzymatic hydrolysis of adenosinetriphosphate (1953), J. Biol. Chem., 202, 217-226.
    View publication on PubMed

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.6.1.8 Ca2+
-
Rattus norvegicus
3.6.1.8 Ca2+ no effect Bos taurus
3.6.1.8 Mg2+
-
Rattus norvegicus
3.6.1.8 Mg2+ no effect Bos taurus

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.6.1.8 ATP + H2O Rattus norvegicus
-
AMP + diphosphate
-
?
3.6.1.8 ATP + H2O Bos taurus
-
AMP + diphosphate
-
?
3.6.1.8 ATP + H2O Oryctolagus cuniculus
-
AMP + diphosphate
-
?
3.6.1.8 ATP + H2O Crotalus adamanteus
-
AMP + diphosphate
-
?
3.6.1.8 ITP + H2O Crotalus adamanteus
-
IMP + diphosphate
-
?

Organism

EC Number Organism UniProt Comment Textmining
3.6.1.8 Bos taurus
-
-
-
3.6.1.8 Crotalus adamanteus
-
snake
-
3.6.1.8 Oryctolagus cuniculus
-
-
-
3.6.1.8 Rattus norvegicus
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.6.1.8 partial purification Bos taurus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.6.1.8 kidney
-
Rattus norvegicus
-
3.6.1.8 plasma
-
Bos taurus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.6.1.8 ATP + H2O
-
Rattus norvegicus AMP + diphosphate
-
?
3.6.1.8 ATP + H2O
-
Bos taurus AMP + diphosphate
-
?
3.6.1.8 ATP + H2O
-
Oryctolagus cuniculus AMP + diphosphate
-
?
3.6.1.8 ATP + H2O
-
Crotalus adamanteus AMP + diphosphate
-
?
3.6.1.8 ITP + H2O
-
Crotalus adamanteus IMP + diphosphate
-
?

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.6.1.8 60
-
30 min at 60°C causes no loss of activity Bos taurus

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.6.1.8 8.4 9
-
Bos taurus

pH Range

EC Number pH Minimum pH Maximum Comment Organism
3.6.1.8 6 10 20% activity at pH 6, 50% activity at pH 10 Bos taurus
3.6.1.8 7.4 8.8 much higher activity at pH 8.8 Crotalus adamanteus