FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
CV Term Report
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General Information
Term inositol hexakisphosphate kinase activity ID (Ontology) GO:0000828 (Gene Ontology)
Definition Catalysis of the reaction: ATP + 1D-myo-inositol hexakisphosphate = ADP + diphospho-1D-myo-inositol-pentakisphosphate. The isomeric configuration of diphospho-1D-myo-inositol-pentakisphosphate (PP-IP5) is unknown.[ PubMed:16429326 ]
Also Known As "IP6 kinase"
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Annotations
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Data Class Field Records
Genes (FBgn)  GO_MOLECULAR_FUNCTION       4
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 Full annotation statements 
Relevant FlyBase reports
 Genes
 inositol hexakisphosphate kinase activity (all annotations which use CV term, excluding "NOT" statements)       4
     enables | inositol hexakisphosphate kinase activity       4
Spanning Tree (Parents/Children)
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kinase activity
 |__inositol phosphate kinase activity___________________________
transferase activity, transferring phosphorus-containing groups  |
 |__phosphotransferase activity, phosphate group as acceptor_____|
                                                                 inositol hexakisphosphate kinase activity  4 rec.
                                                                  |__inositol hexakisphosphate 1-kinase activity
                                                                  |__inositol hexakisphosphate 3-kinase activity
                                                                  |__inositol hexakisphosphate 4-kinase activity
                                                                  |__inositol hexakisphosphate 5-kinase activity 2 rec.
                                                                  |__inositol hexakisphosphate 6-kinase activity
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Is a phosphotransferase activity, phosphate group as acceptor
inositol phosphate kinase activity
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Synonyms
  • "IP6 kinase" EXACT
Secondary IDs
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Reactome:R-HSA-1855207 "IP6 is phosphorylated to 5-PP-IP5 by IP6K1/2 in the nucleus"
Reactome:R-HSA-1855216 "IP6 is phosphorylated to 1-PP-IP5 by PPIP5K1/2 in the cytosol"
Reactome:R-HSA-1855227 "IP6 is phosphorylated to 5-PP-IP5 by IP6K1/3 in the cytosol"