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Literature summary for 3.1.3.1 extracted from

  • Eaton, R.H.; Moss, D.W.
    Partial purification and some properties of human bone alkaline phosphatase (1968), Enzymologia, 35, 31-39.
    View publication on PubMed

General Stability

General Stability Organism
urea, 3 M, 5 h, about 50% loss of activity of the liver enzyme, about 60% loss of activity of the bone enzyme. 5 M, 30 min, about 70% loss of activity of the liver enzyme, about 90% loss of activity of the bone enzyme. 6 M, 10 min, about 70% loss of activity of the liver enzyme, about 90% loss of activity of the bone enzyme Homo sapiens

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ strongly activates hydrolysis of p-nitrophenyl phosphate Homo sapiens

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
200000
-
gel filtration Homo sapiens

Organism

Organism UniProt Comment Textmining
Homo sapiens
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial Homo sapiens

Source Tissue

Source Tissue Comment Organism Textmining
bone
-
Homo sapiens
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
8
-
-
Homo sapiens

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ADP + H2O
-
Homo sapiens ?
-
?
AMP + H2O
-
Homo sapiens adenosine + phosphate
-
?
ATP + H2O
-
Homo sapiens ?
-
?
p-nitrophenyl phosphate + H2O
-
Homo sapiens p-nitrophenol + phosphate
-
?
thiamin diphosphate + H2O
-
Homo sapiens thiamin phosphate + phosphate
-
?
UMP + H2O
-
Homo sapiens uridine + phosphate
-
?
UTP + H2O
-
Homo sapiens ?
-
?

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
54
-
20 min, about 45% loss of activity of the liver enzyme, about 60% loss of activity of the bone enzyme Homo sapiens

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
9 9.5 hydrolysis of organic diphosphates Homo sapiens

pH Stability

pH Stability pH Stability Maximum Comment Organism
3.5
-
about 50% loss of activity of the liver enzyme after 25 min, about 85% loss of activity of the bone enzyme after 5 min Homo sapiens
4.4
-
about 65% loss of activity of the bone enzyme Homo sapiens
4.4
-
160 min, about 40% loss of activity of the liver enzyme Homo sapiens