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Gene Gene information from NCBI Gene database.
Entrez ID 3098
Gene name Hexokinase 1
Gene symbol HK1
Synonyms (NCBI Gene)
CNSHA5HKHK1-taHK1-tbHK1-tcHKDHKIHMSNRHXK1NEDVIBANMSRRP79hexokinase
Chromosome 10
Chromosome location 10q22.1
Summary Hexokinases phosphorylate glucose to produce glucose-6-phosphate, the first step in most glucose metabolism pathways. This gene encodes a ubiquitous form of hexokinase which localizes to the outer membrane of mitochondria. Mutations in this gene have been
SNPs SNP information provided by dbSNP.
10 Show/Hide all (10)
SNP ID Visualize variation Clinical significance Consequence
rs137853249 T>C Pathogenic Missense variant, coding sequence variant
rs397514654 G>C Pathogenic 5 prime UTR variant, genic upstream transcript variant, intron variant
rs398122379 C>G Pathogenic Coding sequence variant, missense variant
rs777849213 G>A Likely-pathogenic Coding sequence variant, missense variant
rs797044964 G>C Pathogenic Intron variant, 5 prime UTR variant, genic upstream transcript variant
miRNA miRNA information provided by mirtarbase database.
213 Show/Hide all (213)
miRTarBase ID miRNA Experiments Reference
MIRT028427 hsa-miR-30a-5p Proteomics 18668040
MIRT052337 hsa-let-7b-5p CLASH 23622248
MIRT048894 hsa-miR-93-5p CLASH 23622248
MIRT047612 hsa-miR-10a-5p CLASH 23622248
MIRT047433 hsa-miR-10b-5p CLASH 23622248
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
64 Show/Hide all (64)
GO ID Ontology Definition Evidence Reference
GO:0000166 Function Nucleotide binding IEA
GO:0001678 Process Intracellular glucose homeostasis IBA
GO:0001678 Process Intracellular glucose homeostasis IEA
GO:0002376 Process Immune system process IEA
GO:0002720 Process Positive regulation of cytokine production involved in immune response IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
142600 4922 ENSG00000156515
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P19367
Protein name Hexokinase-1 (EC 2.7.1.1) (Brain form hexokinase) (Hexokinase type I) (HK I) (Hexokinase-A)
Protein function Catalyzes the phosphorylation of various hexoses, such as D-glucose, D-glucosamine, D-fructose, D-mannose and 2-deoxy-D-glucose, to hexose 6-phosphate (D-glucose 6-phosphate, D-glucosamine 6-phosphate, D-fructose 6-phosphate, D-mannose 6-phospha
PDB 1CZA , 1DGK , 1HKB , 1HKC , 1QHA , 4F9O , 4FOE , 4FOI , 4FPA , 4FPB
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00349 Hexokinase_1 469 → 667 Hexokinase Domain
PF00349 Hexokinase_1 21 → 219 Hexokinase Domain
PF03727 Hexokinase_2 673 → 907 Hexokinase Domain
PF03727 Hexokinase_2 225 → 459 Hexokinase Domain
Tissue specificity TISSUE SPECIFICITY: Isoform 2: Erythrocyte specific (Ref.6). Isoform 3: Testis-specific (PubMed:10978502). Isoform 4: Testis-specific (PubMed:10978502). {ECO:0000269|PubMed:10978502, ECO:0000269|Ref.6}.
Sequence
Sequence length 917
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
KEGG Pathway Reactome Pathway
Glycolysis / Gluconeogenesis Defective HK1 causes hexokinase deficiency (HK deficiency)
Fructose and mannose metabolism Glycolysis
Galactose metabolism  
Starch and sucrose metabolism  
Amino sugar and nucleotide sugar metabolism  
Neomycin, kanamycin and gentamicin biosynthesis  
Metabolic pathways  
Carbon metabolism  
Biosynthesis of nucleotide sugars  
HIF-1 signaling pathway  
Insulin signaling pathway  
Type II diabetes mellitus  
Carbohydrate digestion and absorption  
Shigellosis  
Central carbon metabolism in cancer  
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
65
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Show/Hide Causal Diseases (10)
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Autism spectrum disorder Likely pathogenic; Pathogenic rs1064794848 RCV003126749
★★★★★
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ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Charcot-Marie-Tooth disease type 4G Likely pathogenic; Pathogenic rs779250530, rs1057517928, rs1564557037, rs1589439508 RCV001526839
RCV000763213
RCV001805835
RCV000988372
★★★★★
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Hemolytic anemia due to hexokinase deficiency Likely pathogenic; Pathogenic rs1176654400, rs1589439508, rs137853249, rs1057517928, rs1064794848, rs398122379, rs2132884703 RCV002285030
RCV002249072
RCV000016051
RCV000763213
RCV001770372
View all (2 more)
★★★★★
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
HK1-related disorder Likely pathogenic; Pathogenic rs777849213 RCV004740261
★★★★★
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Neurodevelopmental abnormality Likely pathogenic rs1564557037 RCV000782118
★★★★★
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Show/Hide Unknown Diseases (55)
Phenotype Name Clinical Significance Source Reference Evidence Score
Acute myeloid leukemia Benign; Likely benign ClinVar —
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ANEMIA — Disgenet, GWAS catalog
Disgenet, GWAS catalog
39024449
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ANEMIA, CONGENITAL, NONSPHEROCYTIC HEMOLYTIC, 5 — CTD, HPO
CTD, HPO
—
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ANEMIA, HEMOLYTIC, CONGENITAL NONSPHEROCYTIC — Disgenet —
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
AUTISM SPECTRUM DISORDERS — Disgenet —
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations