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Target not currently curated in GtoImmuPdb
Target id: 1514
Nomenclature: Microtubule associated serine/threonine kinase-like
Abbreviated Name: MASTL
Family: MAST family
Gene and Protein Information ![]() |
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| Species | TM | AA | Chromosomal Location | Gene Symbol | Gene Name | Reference |
| Human | - | 879 | 10p12.1 | MASTL | microtubule associated serine/threonine kinase like | |
| Mouse | - | 865 | 2 A3 | Mastl | microtubule associated serine/threonine kinase-like | |
| Rat | - | 866 | 17q12.3 | Mastl | microtubule associated serine/threonine kinase-like | |
Previous and Unofficial Names ![]() |
| GWL | GWLlGwl | Serine/threonine-protein kinase greatwall | THC2 | microtubule associated serine/threonine kinase-like |
Database Links ![]() |
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| Alphafold | Q96GX5 (Hs), Q8C0P0 (Mm) |
| BRENDA | 2.7.11.1 |
| ChEMBL Target | CHEMBL4105826 (Hs) |
| Ensembl Gene | ENSG00000120539 (Hs), ENSMUSG00000026779 (Mm), ENSRNOG00000054474 (Rn) |
| Entrez Gene | 84930 (Hs), 67121 (Mm), 307169 (Rn) |
| Human Protein Atlas | ENSG00000120539 (Hs) |
| KEGG Enzyme | 2.7.11.1 |
| KEGG Gene | hsa:84930 (Hs), mmu:67121 (Mm), rno:307169 (Rn) |
| OMIM | 608221 (Hs) |
| Orphanet | ORPHA123154 (Hs) |
| Pharos | Q96GX5 (Hs) |
| RefSeq Nucleotide | NM_001172303 (Hs), NM_025979 (Mm), NM_001107369 (Rn) |
| RefSeq Protein | NP_116233 (Hs), NP_080255 (Mm), NP_001100839 (Rn) |
| UniProtKB | Q96GX5 (Hs), Q8C0P0 (Mm) |
| Wikipedia | MASTL (Hs) |
Enzyme Reaction ![]() |
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Substrates and Reaction Kinetics ![]() |
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Clinically-Relevant Mutations and Pathophysiology
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| General Comments |
| Phosphorylates the ARPP19 protein that acts as a substrate-competitive inhibitor of the protein phosphatase 2A (PP2A)/B55 phosphatase complex, to regulate the cell cycle [1]. |
1. Labbé JC, Vigneron S, Méchali F, Robert P, Roque S, Genoud C, Goguet-Rubio P, Barthe P, Labesse G, Cohen-Gonsaud M et al.. (2021) The study of the determinants controlling Arpp19 phosphatase-inhibitory activity reveals an Arpp19/PP2A-B55 feedback loop. Nat Commun, 12 (1): 3565. [PMID:34117214]
MAST family: Microtubule associated serine/threonine kinase-like. Last modified on 10/04/2025. Accessed on 28/10/2025. IUPHAR/BPS Guide to PHARMACOLOGY, https://www.guidetopharmacology.org/GRAC/ObjectDisplayForward?objectId=1514.