Gene Gene information from NCBI Gene database.
Entrez ID 7086
Gene name Transketolase
Gene symbol TKT
Synonyms (NCBI Gene)
HEL-S-48HEL107SDDHDTKTKT1
Chromosome 3
Chromosome location 3p21.1
Summary This gene encodes a thiamine-dependent enzyme which plays a role in the channeling of excess sugar phosphates to glycolysis in the pentose phosphate pathway. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this
SNPs SNP information provided by dbSNP.
3
SNP ID Visualize variation Clinical significance Consequence
rs781905246 ->CAGAAGATAAGGAGGTAG,NNNNNNNNNNNNNNNNNN Pathogenic Non coding transcript variant, coding sequence variant, inframe indel
rs782092363 G>A Pathogenic Missense variant, non coding transcript variant, coding sequence variant
rs868953318 C>T Pathogenic Stop gained, non coding transcript variant, coding sequence variant
miRNA miRNA information provided by mirtarbase database.
117
miRTarBase ID miRNA Experiments Reference
MIRT024031 hsa-miR-1-3p Proteomics 18668040
MIRT050103 hsa-miR-26a-5p CLASH 23622248
MIRT049252 hsa-miR-92a-3p CLASH 23622248
MIRT047913 hsa-miR-30c-5p CLASH 23622248
MIRT045530 hsa-miR-149-5p CLASH 23622248
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
29
GO ID Ontology Definition Evidence Reference
GO:0000287 Function Magnesium ion binding IDA 9611778
GO:0004802 Function Transketolase activity IBA
GO:0004802 Function Transketolase activity IDA 8419340, 9357955, 9611778, 20667822
GO:0004802 Function Transketolase activity IEA
GO:0005509 Function Calcium ion binding IDA 20667822
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
606781 11834 ENSG00000163931
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P29401
Protein name Transketolase (TK) (EC 2.2.1.1)
Protein function Catalyzes the transfer of a two-carbon ketol group from a ketose donor to an aldose acceptor, via a covalent intermediate with the cofactor thiamine pyrophosphate.
PDB 3MOS , 3OOY , 4KXU , 4KXV , 4KXW , 4KXX , 4KXY , 6HA3 , 6HAD , 6RJB , 8WA8 , 8WA9 , 8WAA
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00456 Transketolase_N 14 283 Transketolase, thiamine diphosphate binding domain Domain
PF02779 Transket_pyr 313 478 Transketolase, pyrimidine binding domain Domain
PF02780 Transketolase_C 490 612 Transketolase, C-terminal domain Domain
Sequence
Sequence length 623
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Pentose phosphate pathway
Metabolic pathways
Carbon metabolism
Biosynthesis of amino acids
  Insulin effects increased synthesis of Xylulose-5-Phosphate
Pentose phosphate pathway
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
17
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
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Transketolase deficiency Pathogenic; Likely pathogenic rs782092363, rs868953318, rs781905246, rs2471185030 RCV000235885
RCV000236892
RCV000236308
RCV004544223
★★★★☆
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.
Phenotype Name Clinical Significance Source Evidence Score
CARCINOMA CTD
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Cervical cancer Uncertain significance; Benign; Likely benign ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Gastric cancer Uncertain significance; Benign; Likely benign ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
GOUT GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Adenocarcinoma Adenocarcinoma BEFREE 30032820
★☆☆☆☆
Found in Text Mining only
Anaplastic carcinoma Anaplastic Carcinoma CTD_human_DG 12376462
★☆☆☆☆
Found in Text Mining only
Anaplastic thyroid carcinoma Anaplastic thyroid cancer BEFREE 29502067
★☆☆☆☆
Found in Text Mining only
Breast Carcinoma Breast Carcinoma BEFREE 29290982, 29599405
★☆☆☆☆
Found in Text Mining only
Brugada Syndrome Brugada syndrome Pubtator 32490690 Associate
★☆☆☆☆
Found in Text Mining only
Carcinoma Carcinoma CTD_human_DG 12376462
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Carcinoma Hepatocellular Hepatocellular carcinoma Pubtator 24203292, 29271183, 30659097, 30971297, 31545220, 35110545 Associate
★☆☆☆☆
Found in Text Mining only
Carcinoma, Ovarian Epithelial Ovarian Epithelial carcinoma BEFREE 25895698, 31611995
★☆☆☆☆
Found in Text Mining only
Carcinoma, Spindle-Cell Carcinoma CTD_human_DG 12376462
★☆☆☆☆
Found in Text Mining only
Cataract Cataract Pubtator 27259054 Associate
★☆☆☆☆
Found in Text Mining only