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3.6.1.7: acylphosphatase

This is an abbreviated version!
For detailed information about acylphosphatase, go to the full flat file.

Word Map on EC 3.6.1.7

Reaction

an acylphosphate
+
H2O
=
a carboxylate
+
phosphate

Synonyms

1,3-diphosphoglycerate phosphatase, acetic phosphatase, acetyl phosphatase, acetylphosphatase, ACP, AcPDRo2, acyl phosphatase, acyl phosphate phosphohydrolase, Acylphosphatase, erythrocyte isozyme, Acylphosphatase, erythrocyte/testis isozyme, Acylphosphate phosphohydrolase, acylphosphate phosphomonohydrolase, Acyp, ACYP2, carbamoylphosphate phosphatase, carbamyl phosphate phosphatase, Ch1, Ch2, GP 1-3, GP1, GP2, GP3, Ho 1-3, Ho1, Ho2, Ho3, human common-type acylphosphatase, Isozyme CH1, Isozyme CH2, Isozyme TU1, More, muscle-type acylphosphatase 2, native acylphosphatase, PhAcP, phosphatase, acyl, Sso AcP, SSO0887, T1, TT0497

ECTree

     3 Hydrolases
         3.6 Acting on acid anhydrides
             3.6.1 In phosphorus-containing anhydrides
                3.6.1.7 acylphosphatase

pH Stability

pH Stability on EC 3.6.1.7 - acylphosphatase

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pH STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
1
-
stable in acid solutions up to pH 1
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1.5 - 2
-
heart enzyme, 100% activity retained
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1.5 - 8.2
-
brain enzyme, 24 h: no decrease of activity
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11.2 - 12
-
progressive inactivation, complete inactivation after 1 h
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2.5 - 11
-
stable between, enzyme is in its native state between, outside this pH range, stability of enzyme collapses abruptly, most probably due to excess of positive or negative charges present at low and high pH
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3 - 5.4
-
stable 12 h , 37°C
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3.5 - 6.5
-
highest conformational stability between
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5.5
-
maximum stability near pH 5.5
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9.5
-
highest stability against urea at pH 9.5
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additional information