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: EIF3A
Gene Name: EIF3A
Protein Full Name: Eukaryotic translation initiation factor 3 subunit
Alias: EIF3; EIF3-p170; EIF3S10; EIF3-theta; Eukaryotic translation initiation factor 3 subunit 10; Eukaryotic translation initiation factor 3, subunit 10 theta, 150/170kDa; Eukaryotic translation initiation factor 3, subunit A; IF3A; KIAA0139; P167; TIF32
Mass (Da): 166569
Number AA: 1382
UniProt ID: Q14152
Locus ID: 8661
COSMIC ID: EIF3A
Gene location on chromosome: 10q26.11
Cancer protein type: OP
Effect of cancer mutation on protein: UNCLEAR
Effect of active protein on cancer: PROMOTES
Number of cancer specimens: 19717
Percent of cancer specimens with mutations: 1.07
Mutations observed as inherited: Two SNPs associated with higher risk of breast cancer
Found in amplified chromosomal regions in human cancers: NA
Deregulated in translocations: NA
Deregulated by viral insertion: NA
Transduced into viral genome: NA
Gene undergoes hypermethylation: NA
Normal role description: EIF3A plays a role in the eukaryotic translation initiation factor 3 complex required for protein synthesis initiation. The complex associates with the 40S ribosome and facilitates the recruitment of other initiation factors such as EIF1A to form the 43S preinitiation complex and stimulates mRNA recruitment to the preinitiation complex. EIF3A has been recognized as one of the 37 genes required for cell division. It has been found to be overexpressed in breast cancer tissues, gastric carcinoma, and lung cancer.


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