5-PP-IP5 is phosphorylated to 1,5-(PP)2-IP4 by PPIP5K1/2 in the cytosol
5-PP-IP5 + ATP → 1,5-(PP)2-IP4 + ADP
- Reactome
- R-HSA-1855182
- Compartment
- cytosol
- Rhea
- RHEA:10277
Inputs
- 5-PP-IP5CHEBI:58628, C6H6O27P7, cytosol
- ATPCHEBI:30616, C10H12N5O13P3, cytosol
Outputs
- 1,5-(PP)2-IP4CHEBI:77983, C6H7O30P8, cytosol
- ADPCHEBI:456216, C10H12N5O10P2, cytosol
Catalysed by
- diphosphoinositol pentakisphosphate kinase activity of PPIP5K1/2 [cytosol]
Literature
- Structural analysis and detection of biological inositol pyrophosphates reveal that the family of VIP/diphosphoinositol pentakisphosphate kinases are 1/3-kinases J Biol Chem, 2009
- Cloning and characterization of two human VIP1-like inositol hexakisphosphate and diphosphoinositol pentakisphosphate kinases J Biol Chem, 2007
- A conserved family of enzymes that phosphorylate inositol hexakisphosphate Science, 2007
- Purification, sequencing, and molecular identification of a mammalian PP-InsP5 kinase that is activated when cells are exposed to hyperosmotic stress J Biol Chem, 2007