Cancer Protein Description

This report provides a detailed description of a selected cancer protein with information collected from various sources, including UniProt, the Wellcome Trust Sanger Institute’s Catalogue of Somatic Mutations in Cancer (COSMIC), and the Atlas of Genetics and Cytogenetics in Oncology and Haematology.


Protein Name: CLU
Gene Name: CLU
Protein Full Name: Clusterin
Alias: Aging-associated gene 4 protein;Apolipoprotein J;Complement cytolysis inhibitor;Complement-associated protein SP-40,40;Ku70-binding protein 1;NA1/NA2;Testosterone-repressed prostate message 2;ApoJalpha;Complement cytolysis inhibitor a chain;ApoJbeta
Mass (Da): 52495
Number AA: 449
UniProt ID: P10909
Locus ID: 1191
COSMIC ID: CLU
Gene location on chromosome: 8p21.1
Cancer protein type: OP/TSP
Effect of cancer mutation on protein: UNCLEAR
Effect of active protein on cancer: MIXED
Number of cancer specimens: 19626
Percent of cancer specimens with mutations: 0.51
Normal role description: CLU appears to have two different isoforms with different subcellular localization and different function. Secreted CLU appears to protect cells against apoptosis whereas cytosolic/nuclear CLU react with ubiquitin complex and promote protein degradation and cellular apoptosis. Therefore, CLU appears to function both as a OG and TSP depending on the isoform and cell system. Expression levels vary with chemotherapy and also appear to dictate sensitivity to chemotherapy.


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