Hepatic fructokinase (or ketohexokinase) is an enzyme that catalyzes the phosphorylation of fructose to produce fructose-1-phosphate.

ketohexokinase (fructokinase)
Ketohexokinase homodimer, Human
Identifiers
SymbolKHK
NCBI gene3795
HGNC6315
OMIM229800
RefSeqNM_006488
UniProtP50053
Other data
EC number2.7.1.3
LocusChr. 2 p23.3-23.2
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StructuresSwiss-model
DomainsInterPro
Ketohexokinase
Identifiers
EC no.2.7.1.3
CAS no.9030-50-6
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum
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PMCarticles
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NCBIproteins
ATP + Fru    ADP + F1P
ATP + D-fructose → ADP + D-fructose-1-phosphate[1]

Pathology

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A deficiency is associated with essential fructosuria.

References

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  1. ^ Bais R, James HM, Rofe AM, Conyers RA (1985). "The purification and properties of human liver ketohexokinase. A role for ketohexokinase and fructose-bisphosphate aldolase in the metabolic production of oxalate from xylitol". Biochem. J. 230 (1): 53–60. doi:10.1042/bj2300053. PMC 1152585. PMID 2996495.
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