IP6 is phosphorylated to 5-PP-IP5 by IP6K1/3 in the cytosol
IP6 + ATP → 5-PP-IP5 + ADP
- Reactome
- R-HSA-1855227
- Compartment
- cytosol
- Rhea
- RHEA:12794
Inputs
- IP6CHEBI:58130, C6H6O24P6, cytosol
- ATPCHEBI:30616, C10H12N5O13P3, cytosol
Outputs
- 5-PP-IP5CHEBI:58628, C6H6O27P7, cytosol
- ADPCHEBI:456216, C10H12N5O10P2, cytosol
Catalysed by
- inositol hexakisphosphate kinase activity of IP6K1/3 [cytosol]
Literature
- Identification and characterization of a novel inositol hexakisphosphate kinase J Biol Chem, 2001
- A conserved family of enzymes that phosphorylate inositol hexakisphosphate Science, 2007
- Inositol hexakisphosphate kinase products contain diphosphate and triphosphate groups Chem Biol, 2008
- 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