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: EphA3
Gene Name: EPHA3
Protein Full Name: Ephrin type-A receptor 3
Alias: EC 2.7.10.1; EPA3; EPH receptor A3; Ephrin type-A receptor 3; ETK; ETK1; HEK; HEK4; Kinase EphA3; MEK4; REK4; TYRO4; TYRO-4; Tyrosine-protein kinase receptor ETK1; Tyrosine-protein kinase receptor REK4
Mass (Da): 110131
Number AA: 983
UniProt ID: P29320
Locus ID: 2042
COSMIC ID: EPHA3
Gene location on chromosome: 3p11.2
Cancer protein type: OP
Effect of cancer mutation on protein: GAIN
Effect of active protein on cancer: PROMOTES
Number of cancer specimens: 20739
Percent of cancer specimens with mutations: 2.32
General distribution of mutations: Multi-site
Location of most mutations: Broad distribution of mutation sites with many point mutations across entire protein, but no complex mutations, insertions or deletions.
Commonly recorded point mutations: No mutations in kinase activation loop between subdomains VII and VIII.
Normal role description: EPHA3 is a receptor-tyrosine kinase that is activated upon binding ephrins. Upregulation is commom in lung cancer and melanomas.


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