4.2.1.11: phosphopyruvate hydratase
This is an abbreviated version!
For detailed information about phosphopyruvate hydratase, go to the full flat file.
Reaction
=
+
Synonyms
14-3-2 protein, 2-phospho-D-glycerate hydro-lyase, 2-phospho-D-glycerate hydrolase, 2-phospho-D-glycerate hydrolyase, 2-phospho-D-glyceratehydrolyase, 2-phosphoglycerate dehydratase, 2-phosphoglycerate enolase, 2-phosphoglycerate hydrolase, 2-phosphoglycerate hydrolyase, 2-phosphoglyceric dehydratase, 2-phosphopyruvate hydrolyase, alpha,alpha-enolase, alpha-enolase, alpha-enolase 1, alpha-enolase 2, Alt a XI, beta,beta-enolase, beta-enolase, Cla h VI, Csenolase, cytotoxin B, EhENO, ENO, ENO-1, Eno-alpha, ENO-S, ENO1, Eno1p, Eno2, ENOA, EnoA I, EnoA1, ENOL, Enol-1, enolase, enolase 1, enolase 2, enolase alpha, enolase gamma, enolase S, enolase-1, enolase-alpha, enolase-beta, Enolase-phosphatase E1, enolase2p, Err2p, Err3p, gamma,gamma-enolase, gamma-enolase, hENO1, HLE1, human alpha-enolase, human neuron-specific enolase, hydratase, phosphoenolpyruvate, Laminin binding protein, Major allergen Alt a 11, MASA, MSE, Neural enolase, neuron specific enolase, neuron-specific enolase, neuronal enolase, NNE, Non-neural enolase, NSE, OSE1, p45, P46, Pfen, Pfeno, phosphoenolpyruvate enolase, phosphoenolpyruvate hydratase, Phosphopyruvate hydratase, plasminogen-binding alpha-enolase, R-NSE, r-Pfen, rBaEn, rSsEno, SEN, SjENO, Skeletal muscle enolase, SPM2, SsEno, SSO0913, streptococcal surface enolase, Tau-crystallin, tv-ENO1, tv-rENO1, XEP, yeast enolase
ECTree
KM Value
KM Value on EC 4.2.1.11 - phosphopyruvate hydratase
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0.041 - 0.25
(25R)-3beta-hydroxycholest-5-en-27-oate
0.025 - 6.053
2-phospho-D-glycerate
0.39 - 1.281
3-phospho-D-glycerate
0.07 - 43
phosphoenolpyruvate
additional information
2-phospho-D-glycerate
0.041
(25R)-3beta-hydroxycholest-5-en-27-oate
-
2-phospho-D-glycerate
0.25
(25R)-3beta-hydroxycholest-5-en-27-oate
-
phosphoenolpyruvate
0.025
2-phospho-D-glycerate
-
plastidic isoenzyme
0.029
2-phospho-D-glycerate
-
brain enolase I, brain enolase II, brain enolase III
0.03
2-phospho-D-glycerate
pH 6.5, 80°C
0.031
2-phospho-D-glycerate
-
at 0.035 mM Co2+
0.032
2-phospho-D-glycerate
-
in presence of 1 mM Mg2+, native enzyme
0.03205
2-phospho-D-glycerate
-
isoform Eno1p, in 50 mM imidazole, pH 7.1, 250 mM KCl, 1 mM Mg(OAc)2, 0.1 mM EDTA, temperature not specified in the publication
0.036
2-phospho-D-glycerate
-
enolase III
0.038
2-phospho-D-glycerate
-
-
0.038
2-phospho-D-glycerate
-
muscle enolase
0.04
2-phospho-D-glycerate
-
recombinant, dimeric enzyme
0.04
2-phospho-D-glycerate
-
recombinant, His-tagged, hexameric enzyme
0.043
2-phospho-D-glycerate
wild type, 25°C, Mg2+, pH 7.5
0.04482
2-phospho-D-glycerate
-
isoform Err2p, in 50 mM imidazole, pH 7.1, 250 mM KCl, 1 mM Mg(OAc)2, 0.1 mM EDTA, temperature not specified in the publication
0.045
2-phospho-D-glycerate
-
-
0.045
2-phospho-D-glycerate
-
enolase II
0.05
2-phospho-D-glycerate
-
-
0.05
2-phospho-D-glycerate
-
-
0.05
2-phospho-D-glycerate
recombinant protein
0.05
2-phospho-D-glycerate
K345A/N80D/N126D, 25°C, Mg2+, pH 7.5
0.054
2-phospho-D-glycerate
pH 7.6, 25ºC
0.057
2-phospho-D-glycerate
-
enolase I
0.057
2-phospho-D-glycerate
N80D/N126D, 25°C, Mg2+, pH 7.5
0.05856
2-phospho-D-glycerate
-
isoform Err3p, in 50 mM imidazole, pH 7.1, 250 mM KCl, 1 mM Mg(OAc)2, 0.1 mM EDTA, temperature not specified in the publication
0.06
2-phospho-D-glycerate
65°C, pH not specified in the publication
0.061
2-phospho-D-glycerate
-
-
0.061
2-phospho-D-glycerate
-
cytosolic isoenzyme
0.069
2-phospho-D-glycerate
-
-
0.07
2-phospho-D-glycerate
-
at 75°C
0.078
2-phospho-D-glycerate
-
-
0.08
2-phospho-D-glycerate
natural enolase
0.082
2-phospho-D-glycerate
-
at pH 8.0
0.086
2-phospho-D-glycerate
in 81 mM triethanolamine/HCl, pH 7.4, at 25°C
0.09
2-phospho-D-glycerate
-
pH 6.8, muscle enolase
0.09
2-phospho-D-glycerate
-
pH 7.4, liver enolase and muscle enolase
0.09
2-phospho-D-glycerate
KX452941
pH 7.0, 25°C
0.106
2-phospho-D-glycerate
1.5 mM MgCl2 in 50 mM Tris/HCl (pH 7.4), at 25°C
0.11
2-phospho-D-glycerate
-
mutant E168Q
0.12
2-phospho-D-glycerate
-
muscle enzyme
0.12
2-phospho-D-glycerate
-
mutant enzyme E211Q
0.131
2-phospho-D-glycerate
-
in presence of 1 mM Mg2+, mutant enzyme S39A
0.14
2-phospho-D-glycerate
-
liver enzyme
0.149
2-phospho-D-glycerate
-
at pH 7.0
0.16
2-phospho-D-glycerate
pH 6.5, 25°C
0.17
2-phospho-D-glycerate
-
pH 6.8, liver enolase
0.18
2-phospho-D-glycerate
80°C, pH not specified in the publication
0.199
2-phospho-D-glycerate
-
in 50 mM imidazole-HCl buffer, pH 6.8, with 3 mM MgSO4, 0.4 M KCl
0.2
2-phospho-D-glycerate
-
native enzyme, in the absence of methyglyoxal, in 50 mM imidazole-HCl buffer, pH 6.8, with 0.4 M KCl and 3 mM MgSO4
0.21
2-phospho-D-glycerate
37°C, in reaction buffer
0.22
2-phospho-D-glycerate
-
Y-NSE.H6
0.24
2-phospho-D-glycerate
-
R-NSE
0.25
2-phospho-D-glycerate
-
Y-NSE
0.3
2-phospho-D-glycerate
-
-
0.3
2-phospho-D-glycerate
-
wild type enzyme
0.38
2-phospho-D-glycerate
-
pH 6.8, 30ºC
0.4
2-phospho-D-glycerate
pH 8, 70°C
0.425
2-phospho-D-glycerate
-
in 50 mM imidazole-HCl buffer, pH 7.8, with 1 mM MgSO4, 0.4 M KCl
0.44
2-phospho-D-glycerate
-
in presence of 1 mM Mg2+
0.66
2-phospho-D-glycerate
-
glycated enzyme, in the presence of 40% (v/v) methyglyoxal, in 50 mM imidazole-HCl buffer, pH 6.8, with 0.4 M KCl and 3 mM MgSO4
0.68
2-phospho-D-glycerate
-
mutant K345A
0.71
2-phospho-D-glycerate
-
-
0.77
2-phospho-D-glycerate
22°C, pH not specified in the publication
1.1
2-phospho-D-glycerate
pH not specified in the publication, temperature not specified in the publication
1.5 - 2
2-phospho-D-glycerate
pH 7.0, temperature not specified in the publication
1.9
2-phospho-D-glycerate
in 100 mM HEPES buffer, pH 8.5, 7.7 mM KCl, 10 mM MgSO4, at 25°C
2
2-phospho-D-glycerate
pH 8.5, 25°C, recombinant enzyme
2
2-phospho-D-glycerate
-
50°C, pH not specified in the publication
2.47
2-phospho-D-glycerate
in 100 mM HEPES, 10 mM MgCl2, and 7.7 mM KCl, pH 7.0, at 37°C
2.61
2-phospho-D-glycerate
at pH 6.8
4.35
2-phospho-D-glycerate
-
-
6.053
2-phospho-D-glycerate
pH 7.0, 30°C
0.39
3-phospho-D-glycerate
-
at pH 7.0
1.281
3-phospho-D-glycerate
-
at pH 8.0
0.07
phosphoenolpyruvate
acitivity for monomers
0.11
phosphoenolpyruvate
-
-
0.11
phosphoenolpyruvate
-
-
0.14
phosphoenolpyruvate
-
enolase III
0.15
phosphoenolpyruvate
-
enolase I
0.17
phosphoenolpyruvate
-
pH 7.4, muscle enolase
0.18
phosphoenolpyruvate
-
at pH 8.0
0.19
phosphoenolpyruvate
-
enolase II
0.19
phosphoenolpyruvate
-
pH 6.8, liver enolase
0.2
phosphoenolpyruvate
-
-
0.2
phosphoenolpyruvate
-
-
0.2
phosphoenolpyruvate
recombinant protein
0.21
phosphoenolpyruvate
natural enolase
0.244
phosphoenolpyruvate
pH 7.6, 25ºC
0.25
phosphoenolpyruvate
-
-
0.25
phosphoenolpyruvate
-
-
0.25
phosphoenolpyruvate
-
pH 7.4, liver enolase
0.28
phosphoenolpyruvate
activity for dimeric form
0.31
phosphoenolpyruvate
-
liver enzyme
0.33
phosphoenolpyruvate
-
pH 6.8, muscle enolase
0.37
phosphoenolpyruvate
-
muscle enzyme
0.392
phosphoenolpyruvate
80°C, pH not specified in the publication
0.534
phosphoenolpyruvate
-
at pH 7.0
0.538
phosphoenolpyruvate
65°C, pH not specified in the publication
0.58
phosphoenolpyruvate
-
native enzyme, in the absence of methyglyoxal, in 50 mM imidazole-HCl buffer, pH 6.8, with 0.4 M KCl and 3 mM MgSO4
0.6
phosphoenolpyruvate
22°C, pH not specified in the publication
0.657
phosphoenolpyruvate
-
in 50 mM imidazole-HCl buffer, pH 7.8, with 1 mM MgSO4, 0.4 M KCl
0.702
phosphoenolpyruvate
-
in 50 mM imidazole-HCl buffer, pH 6.8, with 3 mM MgSO4, 0.4 M KCl
0.83
phosphoenolpyruvate
-
glycated enzyme, in the presence of 40% (v/v) methyglyoxal, in 50 mM imidazole-HCl buffer, pH 6.8, with 0.4 M KCl and 3 mM MgSO4
0.95
phosphoenolpyruvate
-
pH 6.8, 30ºC
2.6
phosphoenolpyruvate
-
plastidic isoenzyme
3.3
phosphoenolpyruvate
-
recombinant protein
7.2
phosphoenolpyruvate
-
cytosolic isoenzyme
43
phosphoenolpyruvate
E414L mutant enzyme, pH 7.1, 25ºC
additional information
2-phospho-D-glycerate
-
Km ranges between 0.047 mM and 0.130 mM between pH 6.0 and pH 8.6
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temperature-dependence of Km-values
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disruption of subunit-subunit interactions declines enzyme activity 3fold
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additional information
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disruption of subunit-subunit interactions declines enzyme activity 3fold
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kinetic analysis, forward and reverse reaction, overview
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additional information
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kinetic analysis, forward and reverse reaction, overview
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