Inositol hexakisphosphate kinase 1 is an enzyme that in humans is encoded by the IP6K1gene.[1]
This gene encodes a protein that belongs to the inositol phosphokinase (IPK) family. This protein is likely responsible for the conversion of inositol hexakisphosphate (InsP6) to diphosphoinositol pentakisphosphate (InsP7/PP-InsP5). It may also convert 1,3,4,5,6-pentakisphosphate (InsP5) to PP-InsP4. Alternative splicing occurs for this gene; however, the full-length nature of all transcript variants has not yet been described.[1]
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Saiardi A, Caffrey JJ, Snyder SH, Shears SB (2000). "The inositol hexakisphosphate kinase family. Catalytic flexibility and function in yeast vacuole biogenesis". J. Biol. Chem. 275 (32): 24686–92. doi:10.1074/jbc.M002750200. PMID10827188.
Saiardi A, Nagata E, Luo HR, et al. (2001). "Identification and characterization of a novel inositol hexakisphosphate kinase". J. Biol. Chem. 276 (42): 39179–85. doi:10.1074/jbc.M106842200. PMID11502751.
Kamimura J, Wakui K, Kadowaki H, et al. (2004). "The IHPK1 gene is disrupted at the 3p21.31 breakpoint of t(3;9) in a family with type 2 diabetes mellitus". J. Hum. Genet. 49 (7): 360–5. doi:10.1007/s10038-004-0158-z. PMID15221640.
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