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3.6.1.5: apyrase

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

Word Map on EC 3.6.1.5

Reaction

a nucleoside 5'-diphosphate
+
H2O
=
a nucleoside 5'-phosphate
 +
phosphate

Synonyms

5' ectonucleotidase, 5'-nucleotidase, adenosine diphosphatase, adenosine pyrophosphatase, adenylpyrophophatase, ADPase, APT102, Apy, Apy 1, Apy 2, APY-1, APY1, APY10, APY2, APY2-type apyrase, APY4, APY5, APY6, APY7, APY8, APY9, Apyrase, apyrase 2, APYRASE2, At1g14230, At1g14240, At1g14250, At2g02970, At3g04080, At5g18280, AtAPY1, AtAPY2, AtAPY3, AtAPY4, AtAPY5, AtAPY6, ATP diphosphohydrolase, ATP diphosphohyrolase, ATP-diphosphatase, ATP-diphosphohydrolase, ATP-diphosphohydrolase 2, ATPase, ATPase 2, ATPDase, ATPDase1, ATPDase2, BjAPY2, Ca2+-activated nucleoside diphosphatase, CApy, CD39, CD39 antigen, CD39-like ATP diphosphohydrolase, CD39L1, Def11, E-NTPDase, E-NTPDase 3, ecto-5'-nucleotidase, ecto-apyrase, ecto-ATP diphosphohydrolase, ecto-ATP-diphosphohydrolase, ecto-ATPase, ecto-ATPDase, ecto-NTPDase, Ecto-NTPDase1, ecto-nucleoside triphosphate diphosphohydrolase, ecto-nucleoside triphosphate diphosphohydrolase 1, ecto-nucleoside triphosphate diphosphohydrolase 2, ecto-nucleoside triphosphate diphosphohydrolase1, ecto-nucleoside triphosphate diphosphohydrolase2, ecto-nucleoside triphosphate diphosphohydrolase3, ecto-nucleoside triphosphate diphosphohydrolase8, ecto-nucleoside triphosphate-diphosphohydrolase, ecto-nucleoside-triphosphate-diphosphohydrolase, ectoapyrase, ectonucleoside triphosphate diphosphohydrolase, ectonucleoside triphosphate diphosphohydrolase 3, ectonucleotidase, ENTPD1, ENTPD2, ENTPD3, Entpd8, ENTPDase1, esctonucleoside triphosphate diphosphohydrolase 1, esctonucleoside triphosphate diphosphohydrolase 2, esctonucleoside triphosphate diphosphohydrolase 8, Golgi nucleoside diphosphatase, GS50, GS52, HB6, hCD39, LALP1, LBRM_15_0030, LicNTPDase-2, LINJ_15_0030, LmjF15.0030, LmNTPDase 1, Lpg1905, lumenal NDPase, Lymphoid cell activation antigen, More, MP67, MpAPY2, NTPase, NTPD1, NTPDase, NTPDase 1, NTPDase 2, NTPDase 3, NTPDase 5, NTPDase 6, NTPDase 8, NTPDase1, NTPDase1/CD39, NTPDase2, NTPDase2/CD39L1, NTPDase3, NTPDase8, nucleoside triphosphatase, nucleoside triphosphate diphosphohydrolase, nucleoside triphosphate diphosphohydrolase 1, nucleoside triphosphate diphosphohydrolase 2, nucleoside triphosphate diphosphohydrolase 8, nucleoside triphosphate diphosphohydrolase-1, NDPDase 1, nucleoside triphosphate diphosphohydrolase-2, nucleoside triphosphate diphosphohydrolase-3, nucleoside triphosphate diphosphohydrolase-8, nucleoside triphosphate disphophohydrolase, nucleoside triphosphate-diphosphohydrolase, nucleotide triphosphate diphosphohydrolase, PeAPY2, potato-specific apyrase, PsAPY1, psNTP9, r-NTPDase 1, r-NTPDase 2, r-NTPDase 3, r-NTPDase 8, Ruviapyrase, SCAN-1, snake venom apyrase, SolCD39/NTPDase1, soluble apyrase, soluble calcium-activated nucleotidase 1, soluble CD39, TaAPY1, TaAPY2, TaAPY3-1, TaAPY3-2, TaAPY3-3, TaAPY3-4, TaAPY5, TaAPY6, TaAPY7, XAPY

ECTree

     3 Hydrolases
         3.6 Acting on acid anhydrides
             3.6.1 In phosphorus-containing anhydrides
                3.6.1.5 apyrase

pH Range

pH Range on EC 3.6.1.5 - apyrase

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pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
3 - 9
-
the Mg2+-stimulated ATPase activity increases with the pH. At pH 9.0, the values of ATP hydrolysis are around 7fold higher than those obtained at pH 3.0
4 - 10.5
-
-
4.6 - 8.4
-
50% activity at pH 4.6 and 8.4
5 - 9
-
significant hydrolysis of both ATP and ADP at pH 6.5-pH 8.0, negligible hydrolysis of ATP or ADP substrates occurs at pH 9.0 or at pH 6.0 or lower
5.5 - 8
hydrolysis of ATP
6 - 6.5
-
substrate ADP
6 - 8.5
-
about 40% activity at pH 6, 100% activity at pH 7.5, about 55% activity at pH 8.5
6 - 9.5
-
50% activity at pH 6, no activity at pH 9.5
6.5 - 9.5
7 - 8
-
-
7.5 - 8.5
-
substrate ATP
additional information