WW domain containing E3 ubiquitin protein ligase 1
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The WWP1 gene provides instructions for making a protein that is found is many tissues. This protein has activity known as E3 ubiquitin ligase. Proteins with this activity are involved in the process that targets other proteins to be broken down (degraded) within cells. Protein degradation is a normal process that removes damaged or unnecessary proteins and helps maintain the normal functions of cells.
Normal function
The WWP1 gene provides instructions for making a protein that is found is many tissues. This protein has activity known as E3 ubiquitin ligase. Proteins with this activity are involved in the process that targets other proteins to be broken down (degraded) within cells. Protein degradation is a normal process that removes damaged or unnecessary proteins and helps maintain the normal functions of cells.
The WWP1 protein can attach (bind) to various other proteins and mark them for degradation or alteration. In particular, the WWP1 protein binds to an enzyme called PTEN. The PTEN enzyme acts as a tumour suppressor, which means that it helps regulate cell division by keeping cells from growing and dividing (proliferating) too rapidly or in an uncontrolled way. To function, the PTEN enzyme has to bind to another PTEN enzyme (dimerize). Binding of the WWP1 protein to the PTEN enzyme impairs the PTEN enzyme's ability to dimerize, impairing the enzyme's activity.
Conditions referring to this gene or chromosome
Other names
TGIF-interacting ubiquitin ligase 1
TIUL1
WW domain-containing E3 ubiquitin protein ligase 1
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Leitura adicional e referências
- WW domain containing E3 ubiquitin protein ligase 1; MedlinePlus, National Library of Medicine.
- Lee YR, Chen M, Lee JD, Zhang J, Lin SY, Fu TM, Chen H, Ishikawa T, Chiang SY, Katon J, Zhang Y, Shulga YV, Bester AC, Fung J, Monteleone E, Wan L, Shen C, Hsu CH, Papa A, Clohessy JG, Teruya-Feldstein J, Jain S, Wu H, Matesic L, Chen RH, Wei W, Pandolfi PP. Reactivation of PTEN tumor suppressor for cancer treatment through inhibition of a MYC-WWP1 inhibitory pathway. Science. 2019 May 17;364(6441):eaau0159. doi: 10.1126/science.aau0159.
- Lee YR, Yehia L, Kishikawa T, Ni Y, Leach B, Zhang J, Panch N, Liu J, Wei W, Eng C, Pandolfi PP. WWP1 Gain-of-Function Inactivation of PTEN in Cancer Predisposition. N Engl J Med. 2020 May 28;382(22):2103-2116. doi: 10.1056/NEJMoa1914919.
- Papa A, Wan L, Bonora M, Salmena L, Song MS, Hobbs RM, Lunardi A, Webster K, Ng C, Newton RH, Knoblauch N, Guarnerio J, Ito K, Turka LA, Beck AH, Pinton P, Bronson RT, Wei W, Pandolfi PP. Cancer-associated PTEN mutants act in a dominant-negative manner to suppress PTEN protein function. Cell. 2014 Apr 24;157(3):595-610. doi: 10.1016/j.cell.2014.03.027.
- Zhi X, Chen C. WWP1: a versatile ubiquitin E3 ligase in signaling and diseases. Cell Mol Life Sci. 2012 May;69(9):1425-34. doi: 10.1007/s00018-011-0871-7. Epub 2011 Nov 4.
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