Phosphoinositides metabolism (Homo sapiens)

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324424Metabolic conversionPhosphatidylinositol-3,4,5-trisphosphate1-phosphatidyl-1D-myo-inositol 3,4-bisphosphate4-phosphataseSHIPphosphatidylinositol 5-phosphateMyotubularinPIP-5 kinase alphaphosphatidylinositol 4,5-bisphosphatePI-4 kinasePTENPIP-4 kinaseOCRLphosphatidylinositolphosphatidylinositol 3,4-bisphosphatePTENPI-3 kinase 1phosphatidylinositol 4-phosphatephosphatidylinositol 3,5-bisphosphatePIKfyve2Myotubularin1PIP-5 kinase gammaPIP-5 kinase alphaPIP-5 kinase gamma4-phosphatase4-phosphataseCatalysis


Phosphatidylinositols and their interactions

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Ontology Terms



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  1. Munday AD, Norris FA, Caldwell KK, Brown S, Majerus PW, Mitchell CA; ''The inositol polyphosphate 4-phosphatase forms a complex with phosphatidylinositol 3-kinase in human platelet cytosol.''; Proc Natl Acad Sci U S A, 1999 PubMed Europe PMC Scholia
  2. Poli A, Zaurito AE, Abdul-Hamid S, Fiume R, Faenza I, Divecha N; ''Phosphatidylinositol 5 Phosphate (PI5P): From Behind the Scenes to the Front (Nuclear) Stage.''; Int J Mol Sci, 2019 PubMed Europe PMC Scholia
  3. Rameh LE, Tolias KF, Duckworth BC, Cantley LC; ''A new pathway for synthesis of phosphatidylinositol-4,5-bisphosphate.''; Nature, 1997 PubMed Europe PMC Scholia
  4. Ungewickell A, Hugge C, Kisseleva M, Chang SC, Zou J, Feng Y, Galyov EE, Wilson M, Majerus PW; ''''; , PubMed Europe PMC Scholia
  5. Malek M, Kielkowska A, Chessa T, Anderson KE, Barneda D, Pir P, Nakanishi H, Eguchi S, Koizumi A, Sasaki J, Juvin V, Kiselev VY, Niewczas I, Gray A, Valayer A, Spensberger D, Imbert M, Felisbino S, Habuchi T, Beinke S, Cosulich S, Le Novère N, Sasaki T, Clark J, Hawkins PT, Stephens LR; ''PTEN Regulates PI(3,4)P2Signaling Downstream of Class I PI3K.''; Mol Cell, 2017 PubMed Europe PMC Scholia
  6. Rusten TE, Stenmark H; ''Analyzing phosphoinositides and their interacting proteins.''; Nat Methods, 2006 PubMed Europe PMC Scholia


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107307view14:41, 19 September 2019EgonwRemoved empty ChEBI identifiers
107178view14:26, 17 September 2019MaintBotChEBI identifier normalization
105091view16:01, 5 July 2019DeSlAdded phospolipase C subtypes
105090view15:52, 5 July 2019DeSlAdded IDs for (1,4,5) reaction.
105067view19:16, 3 July 2019DeSlAdded correct IDs for (4,5) to (3,4,5), checked all genes and Rhea IDs.
105066view18:58, 3 July 2019DeSlAdded pip-kinase beta, conenected to correct Rhea
105064view14:41, 3 July 2019DeSlAdded correct conversion back from (4,5) to (5).
105052view09:20, 3 July 2019DeSlAdded all phosphorylation sites on metabolites, changed names (no IDs yet).
105042view14:16, 2 July 2019DeSlStarted adding the DAg and phosphorylation sites.
105041view14:09, 2 July 2019DeSlChanged layout of upper part.
105040view14:08, 2 July 2019DeSlAdded first phosporylated sites and DAG as textlabel for visualisation purposes.
105039view14:05, 2 July 2019DeSlChecked first step and adapted according to phosphorylation sites.
105038view11:35, 2 July 2019DeSlAdapted title
104970view13:52, 27 June 2019ChrisChanged title of the pathway
104954view10:16, 27 June 2019ChrisModified description
104953view10:14, 27 June 2019ChrisOntology Term : 'phosphatidylinositol metabolic pathway' added !
104901view21:14, 23 June 2019EgonwFixed the data sources.
104900view20:49, 23 June 2019EgonwFixed the data source.
104899view20:48, 23 June 2019EgonwRemoved the RHEA: prefix.
104817view12:36, 19 June 2019ChrisAdded a legend and added a PUBMED article as literature
104816view12:25, 19 June 2019ChrisModified title
104809view09:34, 19 June 2019ChrisAdded CHEBI identifier to phosphatidylinositol 3,4-biphosphate
104808view09:08, 19 June 2019ChrisNew pathway

External references


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NameTypeDatabase referenceComment
1-phosphatidyl-1D-myo-inositol 3,4-bisphosphateMetaboliteCHEBI:57658 (ChEBI)
4-phosphataseProteinQ9Y2H2 (Uniprot-TrEMBL)
MyotubularinProteinQ13496 (Uniprot-TrEMBL)
OCRLGeneProductENSG00000122126 (Ensembl Human)
PI-3 kinase 1ProteinP48736 (Uniprot-TrEMBL)
PI-4 kinase ProteinP42356 (Uniprot-TrEMBL)
PIKfyveProteinQ9Y2I7 (Uniprot-TrEMBL)
PIP-4 kinaseProteinQ9UBF8 (Uniprot-TrEMBL)
PIP-5 kinase alphaProteinQ99755 (Uniprot-TrEMBL)
PIP-5 kinase gammaProteinO60331 (Uniprot-TrEMBL)
PTENGeneProductENSG00000171862 (Ensembl Human)
PTENProteinP60484 (Uniprot-TrEMBL)
Phosphatidylinositol-3,4,5-trisphosphateMetaboliteHMDB0004249 (HMDB)
SHIPProteinO15357 (Uniprot-TrEMBL)
phosphatidylinositol 3,4-bisphosphateMetabolite28858 (ChEBI)
phosphatidylinositol 3,5-bisphosphateMetaboliteCHEBI:16851 (ChEBI)
phosphatidylinositol 4,5-bisphosphateMetaboliteCHEBI:18348 (ChEBI)
phosphatidylinositol 4-phosphateMetaboliteCHEBI:37530 (ChEBI)
phosphatidylinositol 5-phosphateMetaboliteCHEBI:37329 (ChEBI)
phosphatidylinositolMetaboliteCHEBI:28874 (ChEBI)

Annotated Interactions

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SourceTargetTypeDatabase referenceComment
1-phosphatidyl-1D-myo-inositol 3,4-bisphosphatephosphatidylinositol 3,5-bisphosphatemim-conversion13609 (Rhea)
1-phosphatidyl-1D-myo-inositol 3,4-bisphosphatephosphatidylinositolmim-conversion12316 (Rhea)
phosphatidylinositol 3,4-bisphosphate1-phosphatidyl-1D-myo-inositol 3,4-bisphosphatemim-conversion24056 (Rhea)
phosphatidylinositol 3,4-bisphosphatePhosphatidylinositol-3,4,5-trisphosphatemim-conversion14425 (Rhea)
phosphatidylinositol 3,5-bisphosphatephosphatidylinositol 5-phosphatemim-conversion12316 (Rhea)
phosphatidylinositol 4,5-bisphosphatePhosphatidylinositol-3,4,5-trisphosphatemim-conversion25017 (Rhea)
phosphatidylinositol 4,5-bisphosphatephosphatidylinositol 5-phosphatemim-conversion24056 (Rhea)
phosphatidylinositol 4-phosphatephosphatidylinositol 4,5-bisphosphatemim-conversion14425 (Rhea)
phosphatidylinositol 4-phosphatephosphatidylinositolmim-conversion24056 (Rhea)
phosphatidylinositol 5-phosphatephosphatidylinositol 4,5-bisphosphatemim-conversion19877 (Rhea)
phosphatidylinositolphosphatidylinositol 4-phosphatemim-conversion19877 (Rhea)
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