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: FHIT
Gene Name: FHIT
Protein Full Name: Bis(5'-adenosyl)-triphosphatase
Alias: AP3A hydrolase;Diadenosine 5',5'''-P1,P3-triphosphate hydrolase;Dinucleosidetriphosphatase;Fragile histidine triad protein
Mass (Da): 16727
Number AA: 147
UniProt ID: P49789
Locus ID: 2272
COSMIC ID: FHIT
Gene location on chromosome: 3p14.2
Cancer protein type: TSP
Effect of cancer mutation on protein: UNCLEAR
Effect of active protein on cancer: INHIBITS
Number of cancer specimens: 20000
Percent of cancer specimens with mutations: 0.19
Deregulated in translocations: Translocation t(3;8)(p14.2;q24.1) with RNF139
Normal role description: Enzyme-Bis(5'-adenosyl)-triphosphatase (FHIT). Cleaves A-5'-PPP-5'A to yield AMP and ADP. FHIT is downregulated in almost 60% of all cancers. The Fhit-Ap3A enzyme-substrate complex appears to be the tumour suppressor signal. Restoration of Fhit expression in Fhit-deficient cancer cells causes death by apoptosis, involving the intrinsic caspase pathway, in cancer-derived cells and in tumour xenografts.


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