KEGG   REACTION: R00087
Entry
R00087                      Reaction                               
Name
ATP diphosphohydrolase (diphosphate-forming);
ATP pyrophosphohydrolase
Definition
ATP + H2O <=> AMP + Diphosphate
Equation
C00002 + C00001 <=> C00020 + C00013
Reaction class
RC00002  C00002_C00020
Enzyme
3.6.1.8         3.6.1.9
Pathway
rn00230  Purine metabolism
rn01100  Metabolic pathways
rn01232  Nucleotide metabolism
Brite
Enzymatic reactions [BR:br08201]
 3. Hydrolase reactions
  3.6  Acting on acid anhydrides
   3.6.1  In phosphorus-containing anhydrides
    3.6.1.8
     R00087  ATP + H2O <=> AMP + Diphosphate
    3.6.1.9
     R00087  ATP + H2O <=> AMP + Diphosphate
IUBMB reaction hierarchy [BR:br08202]
 3. Hydrolase reactions
  3.6.1.9
   R01532  Nucleoside triphosphate <=> Nucleotide
    R00087  ATP <=> AMP
Orthology
K01513  ectonucleotide pyrophosphatase/phosphodiesterase family member 1/3 [EC:3.1.4.1 3.6.1.9]
K04765  nucleoside triphosphate diphosphatase [EC:3.6.1.9]
Other DBs
RHEA: 14248

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Ontology (2)   
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Pathway (6)   
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Chemical substance (4)   
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Chemical reaction (4)   
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KEGG   REACTION: R00086
Entry
R00086                      Reaction                               
Name
ATP phosphohydrolase
Definition
ATP + H2O <=> ADP + Orthophosphate
Equation
C00002 + C00001 <=> C00008 + C00009
Reaction class
RC00002  C00002_C00008
Enzyme
3.6.1.5         3.6.1.8         3.6.1.15        3.6.1.-         
7.1.2.2
Pathway
rn00230  Purine metabolism
rn01100  Metabolic pathways
rn01110  Biosynthesis of secondary metabolites
rn01232  Nucleotide metabolism
Module
M00157  F-type ATPase, prokaryotes and chloroplasts
M00158  F-type ATPase, eukaryotes
M00159  V/A-type ATPase, prokaryotes
M00160  V-type ATPase, eukaryotes
Brite
Enzymatic reactions [BR:br08201]
 3. Hydrolase reactions
  3.6  Acting on acid anhydrides
   3.6.1  In phosphorus-containing anhydrides
    3.6.1.5
     R00086  ATP + H2O <=> ADP + Orthophosphate
    3.6.1.8
     R00086  ATP + H2O <=> ADP + Orthophosphate
    3.6.1.15
     R00086  ATP + H2O <=> ADP + Orthophosphate
    3.6.1.-
     R00086  ATP + H2O <=> ADP + Orthophosphate
 7. Translocase reactions
  7.1  Catalysing the translocation of protons
   7.1.2  Linked to the hydrolysis of a nucleoside triphosphate
    7.1.2.2
     R00086  ATP + H2O <=> ADP + Orthophosphate
IUBMB reaction hierarchy [BR:br08202]
 3. Hydrolase reactions
  3.6.1.5
   R02319  Nucleoside triphosphate <=> NDP
    R00086  ATP <=> ADP
  3.6.1.15
   R02319  Nucleoside triphosphate <=> NDP
    R00086  ATP <=> ADP
Overall reaction [br08210.html]
 Oxygenic photosynthesis
  R00086
Orthology
K01509  adenosinetriphosphatase [EC:3.6.1.-]
K01510  apyrase [EC:3.6.1.5]
K06928  nucleoside-triphosphatase [EC:3.6.1.15]
K14641  apyrase [EC:3.6.1.5]
K14642  golgi apyrase [EC:3.6.1.5]
Other DBs
RHEA: 13068 14676 14736 15184 20624 20855

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   KEGG BRITE (2)   
Pathway (12)   
   KEGG PATHWAY (8)   
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Chemical substance (4)   
   KEGG COMPOUND (4)   
Chemical reaction (6)   
   KEGG ENZYME (4)   
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Gene (4052)   
   KEGG ORTHOLOGY (5)   
   KEGG GENES (4047)   
All databases (4076)   

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KEGG   REACTION: R00287
Entry
R00287                      Reaction                               
Name
UDP-glucose glucophosphohydrolase
Definition
UDP-glucose + H2O <=> UMP + D-Glucose 1-phosphate
Equation
C00029 + C00001 <=> C00105 + C00103
Reaction class
RC00002  C00029_C00103  C00029_C00105
Enzyme
3.6.1.9         3.6.1.45
Pathway
rn00500  Starch and sucrose metabolism
rn01100  Metabolic pathways
rn01110  Biosynthesis of secondary metabolites
Brite
Enzymatic reactions [BR:br08201]
 3. Hydrolase reactions
  3.6  Acting on acid anhydrides
   3.6.1  In phosphorus-containing anhydrides
    3.6.1.9
     R00287  UDP-glucose + H2O <=> UMP + D-Glucose 1-phosphate
    3.6.1.45
     R00287  UDP-glucose + H2O <=> UMP + D-Glucose 1-phosphate
IUBMB reaction hierarchy [BR:br08202]
 3. Hydrolase reactions
  3.6.1.45
   R03986  UDP-sugar <=> alpha-D-Aldose 1-phosphate
    R00287  UDP-glucose <=> D-Glucose 1-phosphate
Orthology
K01513  ectonucleotide pyrophosphatase/phosphodiesterase family member 1/3 [EC:3.1.4.1 3.6.1.9]
K04765  nucleoside triphosphate diphosphatase [EC:3.6.1.9]

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Pathway (6)   
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Chemical substance (4)   
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Chemical reaction (4)   
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KEGG   REACTION: R00426
Entry
R00426                      Reaction                               
Name
GTP diphosphohydrolase (diphosphate-forming);
guanosine 5'-triphosphate pyrophosphohydrolase
Definition
GTP + H2O <=> GMP + Diphosphate
Equation
C00044 + C00001 <=> C00144 + C00013
Reaction class
RC00002  C00044_C00144
Enzyme
3.6.1.9
Pathway
rn00230  Purine metabolism
rn01100  Metabolic pathways
rn01232  Nucleotide metabolism
Brite
Enzymatic reactions [BR:br08201]
 3. Hydrolase reactions
  3.6  Acting on acid anhydrides
   3.6.1  In phosphorus-containing anhydrides
    3.6.1.9
     R00426  GTP + H2O <=> GMP + Diphosphate
IUBMB reaction hierarchy [BR:br08202]
 3. Hydrolase reactions
  3.6.1.9
   R01532  Nucleoside triphosphate <=> Nucleotide
    R00426  GTP <=> GMP
Orthology
K01513  ectonucleotide pyrophosphatase/phosphodiesterase family member 1/3 [EC:3.1.4.1 3.6.1.9]
K04765  nucleoside triphosphate diphosphatase [EC:3.6.1.9]
Other DBs
RHEA: 29394

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Ontology (2)   
   KEGG BRITE (2)   
Pathway (6)   
   KEGG PATHWAY (6)   
Chemical substance (4)   
   KEGG COMPOUND (4)   
Chemical reaction (3)   
   KEGG ENZYME (1)   
   KEGG RCLASS (1)   
   SABIO-RK (1)   
Gene (4296)   
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KEGG   REACTION: R00515
Entry
R00515                      Reaction                               
Name
CTP diphosphohydrolase (diphosphate-forming);
CTP pyrophosphohydrolase
Definition
CTP + H2O <=> CMP + Diphosphate
Equation
C00063 + C00001 <=> C00055 + C00013
Reaction class
RC00002  C00055_C00063
Enzyme
3.6.1.9         3.6.1.65        3.6.1.-
Pathway
rn00240  Pyrimidine metabolism
rn01100  Metabolic pathways
rn01232  Nucleotide metabolism
Brite
Enzymatic reactions [BR:br08201]
 3. Hydrolase reactions
  3.6  Acting on acid anhydrides
   3.6.1  In phosphorus-containing anhydrides
    3.6.1.9
     R00515  CTP + H2O <=> CMP + Diphosphate
    3.6.1.65
     R00515  CTP + H2O <=> CMP + Diphosphate
    3.6.1.-
     R00515  CTP + H2O <=> CMP + Diphosphate
IUBMB reaction hierarchy [BR:br08202]
 3. Hydrolase reactions
  3.6.1.9
   R01532  Nucleoside triphosphate <=> Nucleotide
    R00515  CTP <=> CMP
Orthology
K01513  ectonucleotide pyrophosphatase/phosphodiesterase family member 1/3 [EC:3.1.4.1 3.6.1.9]
K04765  nucleoside triphosphate diphosphatase [EC:3.6.1.9]
K06287  nucleoside triphosphate pyrophosphatase [EC:3.6.1.-]
K08320  (d)CTP diphosphatase [EC:3.6.1.65]
K25435  putative bifunctional nucleoside triphosphate pyrophosphatase / methyltransferase [EC:3.6.1.- 2.1.1.-]
Other DBs
RHEA: 27765

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Ontology (2)   
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Pathway (6)   
   KEGG PATHWAY (6)   
Chemical substance (4)   
   KEGG COMPOUND (4)   
Chemical reaction (4)   
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Gene (13222)   
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KEGG   REACTION: R00662
Entry
R00662                      Reaction                               
Name
uridine triphosphate pyrophosphohydrolase
Definition
UTP + H2O <=> UMP + Diphosphate
Equation
C00075 + C00001 <=> C00105 + C00013
Reaction class
RC00002  C00075_C00105
Enzyme
3.6.1.9         3.6.1.-
Pathway
rn00240  Pyrimidine metabolism
rn01100  Metabolic pathways
rn01232  Nucleotide metabolism
Brite
Enzymatic reactions [BR:br08201]
 3. Hydrolase reactions
  3.6  Acting on acid anhydrides
   3.6.1  In phosphorus-containing anhydrides
    3.6.1.9
     R00662  UTP + H2O <=> UMP + Diphosphate
    3.6.1.-
     R00662  UTP + H2O <=> UMP + Diphosphate
IUBMB reaction hierarchy [BR:br08202]
 3. Hydrolase reactions
  3.6.1.9
   R01532  Nucleoside triphosphate <=> Nucleotide
    R00662  UTP <=> UMP
Orthology
K01513  ectonucleotide pyrophosphatase/phosphodiesterase family member 1/3 [EC:3.1.4.1 3.6.1.9]
K04765  nucleoside triphosphate diphosphatase [EC:3.6.1.9]
K06287  nucleoside triphosphate pyrophosphatase [EC:3.6.1.-]
K07043  UTP pyrophosphatase [EC:3.6.1.-]
K25435  putative bifunctional nucleoside triphosphate pyrophosphatase / methyltransferase [EC:3.6.1.- 2.1.1.-]
Other DBs
RHEA: 29398

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Ontology (2)   
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Pathway (6)   
   KEGG PATHWAY (6)   
Chemical substance (4)   
   KEGG COMPOUND (4)   
Chemical reaction (3)   
   KEGG ENZYME (1)   
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Gene (14193)   
   KEGG ORTHOLOGY (5)   
   KEGG GENES (14188)   
All databases (14208)   

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KEGG   REACTION: R00720
Entry
R00720                      Reaction                               
Name
inosine 5'-triphosphate pyrophosphohydrolase
Definition
ITP + H2O <=> IMP + Diphosphate
Equation
C00081 + C00001 <=> C00130 + C00013
Reaction class
RC00002  C00081_C00130
Enzyme
3.6.1.66
Pathway
rn00230  Purine metabolism
rn01100  Metabolic pathways
rn01232  Nucleotide metabolism
Brite
Enzymatic reactions [BR:br08201]
 3. Hydrolase reactions
  3.6  Acting on acid anhydrides
   3.6.1  In phosphorus-containing anhydrides
    3.6.1.66
     R00720  ITP + H2O <=> IMP + Diphosphate
Orthology
K01519  XTP/dITP diphosphohydrolase [EC:3.6.1.66]
Other DBs
RHEA: 29402

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Ontology (1)   
   KEGG BRITE (1)   
Pathway (6)   
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Chemical substance (4)   
   KEGG COMPOUND (4)   
Chemical reaction (3)   
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Gene (9473)   
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   KEGG GENES (9472)   
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