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: BCL9
Gene Name: BCL9
Protein Full Name: B-cell CLL/lymphoma 9 protein
Alias: B-cell CLL/lymphoma 9; B-cell lymphoma 9 protein; Legless homolog; Protein legless homolog
Mass (Da): 149290
Number AA: 1426
UniProt ID: O00512
Locus ID: 607
COSMIC ID: BCL9
Gene location on chromosome: 1q21
Cancer protein type: OP
Effect of cancer mutation on protein: GAIN
Effect of active protein on cancer: PROMOTES
Number of cancer specimens: 20547
Percent of cancer specimens with mutations: 0.03
Mutations observed as inherited: NA
Found in amplified chromosomal regions in human cancers: NA
Deregulated in translocations: t(1;14)(q21;q32); t(1;22)(q21;q11)
Deregulated by viral insertion: NA
Transduced into viral genome: NA
Gene undergoes hypermethylation: NA
Normal role description: BCL9 is involved in the Wnt signalling pathway and promotes beta-catenin transcriptional activity. A t(1;14)(q21;q32) translocation that affects the 3'-UTR has been associated with precursor B-cell acute lymphoblastic leukemia (ALL), possibly by causing dysregulation of expression. Overexpression of BCL9 has been associated with B-cell malignancies


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