LMPD Database

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LMP010799

UniProt Annotations

Entry Information
Gene Namephosphatidylinositol-4-phosphate 5-kinase 2
Protein EntryPI5K2_ARATH
UniProt IDQ8L796
SpeciesArabidopsis
Comments
Comment typeDescription
Alternative ProductsEvent=Alternative splicing; Named isoforms=2; Name=1; IsoId=Q8L796-1; Sequence=Displayed; Name=2; IsoId=Q8L796-2; Sequence=VSP_015946; Note=May be due to intron retention. No experimental confirmation available.;
Catalytic ActivityATP + 1-phosphatidyl-1D-myo-inositol 4- phosphate = ADP + 1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate.
Enzyme RegulationActivated by binding to RABE1D.
FunctionPossesses phosphatidylinositol kinase activity in vitro. {ECO:0000269|PubMed:19903693}.
MiscellaneousPlants overexpressing PI5K2 exhibit severe dwarfism and are enriched in the plasma membrane of the root meristem. {ECO:0000305|PubMed:19903693}.
SimilarityContains 1 PIPK domain. {ECO:0000255|PROSITE- ProRule:PRU00781}.
SimilarityContains 7 MORN repeats. {ECO:0000305}.
Subcellular LocationCell membrane {ECO:0000269|PubMed:19903693}.
SubunitInteracts with RABE1A, TUFA, RABE1C, RABE1D and RABE1E. {ECO:0000269|PubMed:19903693}.