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                                        Target not currently curated in GtoImmuPdb
                                        
                                        
                                        
                                    
Target id: 2262
Nomenclature: tau tubulin kinase 1
Abbreviated Name: TTBK1
Family: Tau tubulin kinase (TTBK) family
Gene and Protein Information ![]()  | 
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| Species | TM | AA | Chromosomal Location | Gene Symbol | Gene Name | Reference | 
| Human | - | 1321 | 6p21.1 | TTBK1 | tau tubulin kinase 1 | |
| Mouse | - | 1308 | 17 C | Ttbk1 | tau tubulin kinase 1 | |
| Rat | - | 1307 | 9q12 | Ttbk1 | tau tubulin kinase 1 | |
Database Links ![]()  | 
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| Alphafold | Q5TCY1 (Hs), Q6PCN3 (Mm), D3ZAU7 (Rn) | 
| BRENDA | 2.7.11.1 | 
| CATH/Gene3D | 1.25.10.10 | 
| ChEMBL Target | CHEMBL1926492 (Hs) | 
| Ensembl Gene | ENSG00000146216 (Hs), ENSMUSG00000015599 (Mm), ENSRNOG00000018416 (Rn) | 
| Entrez Gene | 84630 (Hs), 106763 (Mm), 316229 (Rn) | 
| Human Protein Atlas | ENSG00000146216 (Hs) | 
| KEGG Enzyme | 2.7.11.1 | 
| KEGG Gene | hsa:84630 (Hs), mmu:106763 (Mm), rno:316229 (Rn) | 
| Pharos | Q5TCY1 (Hs) | 
| RefSeq Nucleotide | NM_032538 (Hs), NM_001162864 (Mm), NM_001271230 (Rn) | 
| RefSeq Protein | NP_115927 (Hs), NP_001156336 (Mm), NP_001258159 (Rn) | 
| UniProtKB | Q5TCY1 (Hs), Q6PCN3 (Mm), D3ZAU7 (Rn) | 
| Wikipedia | TTBK1 (Hs) | 
Selected 3D Structures ![]()  | 
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Enzyme Reaction ![]()  | 
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                            Download all structure-activity data for this target as a CSV file 
                        
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| Key to terms and symbols | View all chemical structures | Click column headers to sort | |||||||||||||||||||||||||||||||||||||||||||||||||
                                            
                                            
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1. Halkina T, Henderson JL, Lin EY, Himmelbauer MK, Jones JH, Nevalainen M, Feng J, King K, Rooney M, Johnson JL et al.. (2021) Discovery of Potent and Brain-Penetrant Tau Tubulin Kinase 1 (TTBK1) Inhibitors that Lower Tau Phosphorylation In Vivo. J Med Chem, 64 (9): 6358-6380. [PMID:33944571]
Tau tubulin kinase (TTBK) family: tau tubulin kinase 1. Last modified on 20/09/2022. Accessed on 04/11/2025. IUPHAR/BPS Guide to PHARMACOLOGY, https://www.guidetopharmacology.org/GRAC/ObjectDisplayForward?objectId=2262.