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myo-inositol phosphate + H2O
myo-inositol + phosphate
-
-
-
?
(-)-(1R,2R,4R,6R)-2,4,6-trihydroxycyclohexyl cyclohexylammonium 1-hydroxyphosphonate + H2O
?
-
-
-
-
?
(-)-(1R,2R,4R,6R)-2,4,6-trihydroxycyclohexyl-1-hydroxyphosphonate cyclohexylammonium salt + H2O
?
-
-
-
-
?
2'-AMP + H2O
adenosine + phosphate
-
-
-
-
?
2-phosphoglycerate + H2O
?
-
-
-
-
?
4-nitrophenyl phosphate + H2O
4-nitrophenol + phosphate
-
-
-
-
?
D-alpha-galactose 1-phosphate + H2O
?
-
-
-
-
?
D-alpha-glucose 1-phosphate + H2O
?
-
-
-
-
?
D-beta glucose 1-phosphate + H2O
?
-
-
-
-
?
D-fructose 6-phosphate + H2O
?
-
-
-
-
?
D-glucose 6-phosphate + H2O
?
-
-
-
-
?
D-mannose 6-phosphate + H2O
?
-
-
-
-
?
D-myo-inositol 1-phosphate + H2O
D-myo-inositol + phosphate
D-ribose 5-phosphate + H2O
?
-
-
-
-
?
DL-myo-inositol 1-phosphate + H2O
DL-myo-inositol + phosphate
-
-
-
-
?
glycerol 2-phosphate + H2O
glycerol + phosphate
-
-
-
-
?
inositol 1,3-thiophosphate + H2O
?
-
-
-
-
?
L-chiro-inositol-3-phosphate + H2O
?
-
-
-
-
?
L-glycerol 1-phosphate + H2O
glycerol + phosphate
-
-
-
-
?
myo-inositol 1,3-thiophosphate + H2O
?
-
reaction 3times slower than reaction with inositol 1-phosphate
-
?
myo-inositol 1-phosphate + H2O
myo-inositol + phosphate
myo-inositol 3-phosphate + H2O
myo-inositol + phosphate
p-nitrophenyl phosphate + H2O
p-nitrophenol + phosphate
-
the reaction is only catalyzed in the presence of ZnCl2 at acidic pH
-
-
?
propan-1-ol 2-phosphate + H2O
1-propanol + phosphate
-
-
-
-
?
additional information
?
-
D-myo-inositol 1-phosphate + H2O
D-myo-inositol + phosphate
-
-
-
-
?
D-myo-inositol 1-phosphate + H2O
D-myo-inositol + phosphate
-
catalytic mechanism and substrate-enzyme interactions
-
-
?
myo-inositol 1-phosphate + H2O
myo-inositol + phosphate
-
-
-
?
myo-inositol 1-phosphate + H2O
myo-inositol + phosphate
-
-
inversion of phosphate configuration
?
myo-inositol 1-phosphate + H2O
myo-inositol + phosphate
-
involved in phosphatidylinositol signaling pathway
-
?
myo-inositol 3-phosphate + H2O
myo-inositol + phosphate
-
-
-
-
?
myo-inositol 3-phosphate + H2O
myo-inositol + phosphate
-
-
inversion of phosphate configuration
?
additional information
?
-
the enzyme is the key enzyme of the phosphatidylinositol signalling pathway and the putative target of the mood-stabilizing drug lithium
-
-
?
additional information
?
-
-
the enzyme is the key enzyme of the phosphatidylinositol signalling pathway and the putative target of the mood-stabilizing drug lithium
-
-
?
additional information
?
-
-
-
-
-
?
additional information
?
-
-
triphosphoinositide
-
-
?
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Mg2+
inhibitory at high concentrations
(-)-(1R,2R,4R,6R)-2,4,6-trihydroxycyclohexyl 1-methylphosphonate
-
IC50 is 260 mM
(-)-(1R,2R,4R,6R)-6-propyloxy-2,4-dihydroxycyclohexyl 1-ethylphosphonate
-
competitive inhibition
(-)-(1R,2R,4R,6R)-6-propyloxy-2,4-dihydroxycyclohexyl 1-methylphosphonate
-
competitive inhibition
(-)-(1S,2R,4R,6R)-6-propyloxycyclohexane-1,2,4-triol
-
IC50 is about 150 mM
(-)-(1S,2R,4S,6R)-6-(2-aminoethyloxy)cyclohexane-1,2,4-triol
-
IC50 is 5 mM
(-)-(1S,2R,4S,6R)-6-(2-phenylethyl)amino-2,4-dihydroxycyclohexyl 1-methylphosphonate
-
IC50 is above 54 mM
(-)-(1S,2R,4S,6R)-6-(2-phenylethyl)aminocyclohexane-1,2,4-triol
-
IC50 is 6 mM
(-)-(1S,2R,4S,6R)-6-(3-aminopropyloxy)cyclohexane-1,2,4-triol
-
IC50 is 10 mM
(-)-(1S,2R,4S,6R)-6-(4-phenylbutyl)aminocyclohexane-1,2,4-triol
-
non-competitive inhibition
(-)-(1S,2R,4S,6R)-6-aminocyclohexane-1,2,4-triol
-
IC50 is above 50 mM
(-)-(1S,2R,4S,6R)-6-butylaminocyclohexane-1,2,4-triol
-
non-competitive inhibition in absence of phosphate
(-)-(1S,2R,4S,6R)-6-ethylaminocyclohexane-1,2,4-triol
-
IC50 is above 50 mM
(-)-(1S,2R,4S,6R)-6-hexylamino-2,4-dihydroxycyclohexyl 1-methylphosphonate
-
IC50 is 1.3 mM
(-)-(1S,2R,4S,6R)-6-hexylaminocyclohexane-1,2,4-triol
-
uncompetitive inhibition
(-)-(1S,2R,4S,6R)-6-hexyloxycyclohexane-1,2,4-triol
-
IC50 is about 10 mM
(-)-(1S,2R,4S,6R)-6-methylamino-2,4-dihydroxycyclohexyl 1-methylphosphonate
-
IC50 is above 8 mM
(-)-(1S,2R,4S,6R)-6-octylaminocyclohexane-1,2,4-triol
-
IC50 is 4 mM
(-)-(1S,2R,4S,6R)-6-[4-(2-hydroxyphenyloxy)butyloxy]cyclohexane-1,2,4-triol
-
competitive inhibition
(-)-(1S,2R,4S,6R)-6-[N-(4-phenylbutyl)-N-(2-aminoethyl)-amino]cyclohexane-1,2,4-triol [hydrochloride salt]
-
IC50 is 9 mM
Co2+
-
inhibits hydrolysis of inositol-1-phosphate at high concentrations
F-
-
50% inhibitory at 1 mM
Mg2+
-
inhibits hydrolysis of inositol-1-phosphate at high concentrations
myo-inositol
-
non-competitive inhibition
SO42-
-
40% inhibitory at 17 mM
additional information
-
potency and structural features of product-like inhibitors, inhibitory mechanism, overview
-
Li+
-
Li+
binding structure, modelling of the lithium-inhibited enzyme-product complex
phosphate
-
-
phosphate
-
product inhibition, competitive
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0.16
(-)-(1R,2R,4R,6R)-6-propyloxy-2,4-dihydroxycyclohexyl 1-ethylphosphonate
-
pH 8.0, 25°C
0.04
(-)-(1R,2R,4R,6R)-6-propyloxy-2,4-dihydroxycyclohexyl 1-methylphosphonate
-
pH 8.0, 25°C
9
(-)-(1S,2R,4S,6R)-6-(4-phenylbutyl)aminocyclohexane-1,2,4-triol
-
pH 8.0, 25°C
0.3
(-)-(1S,2R,4S,6R)-6-butylaminocyclohexane-1,2,4-triol
-
pH 8.0, 25°C
0.3
(-)-(1S,2R,4S,6R)-6-hexylaminocyclohexane-1,2,4-triol
-
pH 8.0, 25°C
4
(-)-(1S,2R,4S,6R)-6-[4-(2-hydroxyphenyloxy)butyloxy]cyclohexane-1,2,4-triol
-
pH 8.0, 25°C
0.5
phosphosulfate
-
pH 6.5 and pH 9.0
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260
(-)-(1R,2R,4R,6R)-2,4,6-trihydroxycyclohexyl 1-methylphosphonate
Bos taurus
-
IC50 is 260 mM
150
(-)-(1S,2R,4R,6R)-6-propyloxycyclohexane-1,2,4-triol
Bos taurus
-
IC50 is about 150 mM
5
(-)-(1S,2R,4S,6R)-6-(2-aminoethyloxy)cyclohexane-1,2,4-triol
Bos taurus
-
IC50 is 5 mM
54
(-)-(1S,2R,4S,6R)-6-(2-phenylethyl)amino-2,4-dihydroxycyclohexyl 1-methylphosphonate
Bos taurus
-
IC50 is above 54 mM
6
(-)-(1S,2R,4S,6R)-6-(2-phenylethyl)aminocyclohexane-1,2,4-triol
Bos taurus
-
IC50 is 6 mM
10
(-)-(1S,2R,4S,6R)-6-(3-aminopropyloxy)cyclohexane-1,2,4-triol
Bos taurus
-
IC50 is 10 mM
50
(-)-(1S,2R,4S,6R)-6-aminocyclohexane-1,2,4-triol
Bos taurus
-
IC50 is above 50 mM
50
(-)-(1S,2R,4S,6R)-6-ethylaminocyclohexane-1,2,4-triol
Bos taurus
-
IC50 is above 50 mM
1.3
(-)-(1S,2R,4S,6R)-6-hexylamino-2,4-dihydroxycyclohexyl 1-methylphosphonate
Bos taurus
-
IC50 is 1.3 mM
10
(-)-(1S,2R,4S,6R)-6-hexyloxycyclohexane-1,2,4-triol
Bos taurus
-
IC50 is about 10 mM
8
(-)-(1S,2R,4S,6R)-6-methylamino-2,4-dihydroxycyclohexyl 1-methylphosphonate
Bos taurus
-
IC50 is above 8 mM
4
(-)-(1S,2R,4S,6R)-6-octylaminocyclohexane-1,2,4-triol
Bos taurus
-
IC50 is 4 mM
9
(-)-(1S,2R,4S,6R)-6-[N-(4-phenylbutyl)-N-(2-aminoethyl)-amino]cyclohexane-1,2,4-triol [hydrochloride salt]
Bos taurus
-
IC50 is 9 mM
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Attwood, P.V.; Ducep, J.B.; Chanal, M.C.
Purification and properties of myo-inositol-1-phosphatase from bovine brain
Biochem. J.
253
387-394
1988
Bos taurus
brenda
Shute, J.K.; Baker, R.; Billington, D.C.; Gani, D.
Mechanism of the myo-inositol phosphatase reaction
J. Chem. Soc. Chem. Commun.
1988
626-628
1988
Bos taurus
-
brenda
Shute, J.K.; Baker, R.; Billington, D.C.; Gani, D.
Mechanism of the myo-inositol phosphatase reaction
J. Chem. Soc. Chem. Commun.
1988
422-423
1988
Bos taurus
-
brenda
Ragan, C.I.; Watling, K.J.; Gee, N.S.; Aspley, S.; Jackson, R.G.; Reid, G.G.; Baker, R.; Billington, D.C.; Barnaby, R.J.; Leeson, P.D.
The dephosphorylation of inositol 1,4-bisphosphate to inositol in liver and brain involves two distinct Li+-sensitive enzymes and proceeds via inositol 4-phosphate
Biochem. J.
249
143-148
1988
Bos taurus, Rattus norvegicus
brenda
Hallcher, L.M.; Sherman, W.R.
The effects of lithium ion and other agents on the activity of myo-inositol-1-phosphatase from bovine brain
J. Biol. Chem.
255
10896-10901
1980
Bos taurus
brenda
Strasser, F.; Pelton, P.D.; Ganzhorn, A.J.
Kinetic characterization of enzyme forms involved in metal ion activation and inhibition of myo-inositol monophosphatase
Biochem. J.
307
585-593
1995
Bos taurus
brenda
McAllister, G.; Whiting, P.; Hammond, E.A.; Knowles, M.R.; Atack, J.R.; Bailey, F.J.; Maigetter, R.; Ragan, C.I.
cDNA cloning of human and rat brain myo-inositol monophosphatase. Expression and characterization of the human recombinant enzyme
Biochem. J.
284
749-754
1992
Bos taurus, Homo sapiens, Rattus norvegicus
brenda
Ganzhorn, A.J.; Vincendon, P.; Pelton, J.T.
Structural characterization of myo-inositol monophosphatase from bovine brain by secondary structure prediction, fluorescence, circular dichroism and Raman spectroscopy
Biochim. Biophys. Acta
1161
303-310
1993
Bos taurus
brenda
Parthasarathy, L.; Vadnal, R.E.; Parthasarathy, R.; Shyamaldevi, C.S.
Minireview. Biochemical and molecular properties of lithium-sensitive myo-inositol monophosphatase
Life Sci.
54
1127-1142
1994
Bos taurus, Homo sapiens, Lilium longiflorum, Rattus norvegicus
brenda
Wang, X.L.; Akhtar, R.A.; Abdel-Latif, A.A.
Studies on the properties of myo-inositol-1,4,5-trisphosphate 5-phosphatase and myo-inositol monophosphatase in bovine iris sphincter smooth muscle: effects of okadaic acid and protein phosphorylation
Biochim. Biophys. Acta
1222
27-36
1994
Bos taurus
brenda
Berggard, T.; Szczepankiewicz, O.; Thulin, E.; Linse, S.
Myo-inositol monophosphatase is an activated target of calbindin D28k
J. Biol. Chem.
277
41954-41959
2002
Bos taurus
brenda
Fauroux, C.M.J.; Lee, M.; Cullis, P.M.; Douglas, K.T.; Gore, M.G.; Freeman, S.
Stereochemistry at phosphorus of the reaction catalyzed by myo-inositol monophosphatase
J. Med. Chem.
45
1363-1373
2002
Bos taurus
brenda
Gill, R.; Mohammed, F.; Badyal, R.; Coates, L.; Erskine, P.; Thompson, D.; Cooper, J.; Gore, M.; Wood, S.
High-resolution structure of myo-inositol monophosphatase, the putative target of lithium therapy
Acta Crystallogr. Sect. D
61
545-555
2005
Bos taurus (P20456), Bos taurus
brenda
Miller, D.J.; Bashir-Uddin Surfraz, M.; Akhtar, M.; Gani, D.; Allemann, R.K.
Removal of the phosphate group in mechanism-based inhibitors of inositol monophosphatase leads to unusual inhibitory activity
Org. Biomol. Chem.
2
671-688
2004
Bos taurus
brenda
Caselli, A.; Casolaro, M.; Ranaldi, F.; Manao, G.; Camici, G.; Giachetti, E.
Kinetic mechanism of the Zn-dependent aryl-phosphatase activity of myo-inositol-1-phosphatase
Biophys. Chem.
125
435-443
2007
Bos taurus
brenda
Lu, S.; Huang, W.; Li, X.; Huang, Z.; Liu, X.; Chen, Y.; Shi, T.; Zhang, J.
Insights into the role of magnesium triad in myo-inositol monophosphatase: metal mechanism, substrate binding, and lithium therapy
J. Chem. Inf. Model.
52
2398-2409
2012
Bos taurus (P20456)
brenda
Wang, X.; Hirao, H.
ONIOM (DFT:MM) study of the catalytic mechanism of myo-inositol monophosphatase: essential role of water in enzyme catalysis in the two-metal mechanism
J. Phys. Chem. B
117
833-842
2013
Bos taurus (P20456)
brenda