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: SDHD
Gene Name: SDHD
Protein Full Name: Succinate dehydrogenase [ubiquinone] cytochrome b
Alias: CII-4;QPs3;Succinate dehydrogenase complex subunit D;Succinate-ubiquinone oxidoreductase cytochrome b small subunit;Succinate-ubiquinone reductase membrane anchor subunit
Mass (Da): 17043
Number AA: 159
UniProt ID: O14521
Locus ID: 6392
COSMIC ID: SDHD
Gene location on chromosome: 11q23
Cancer protein type: OP
Effect of cancer mutation on protein: GAIN
Effect of active protein on cancer: PROMOTES
Number of cancer specimens: 19805
Percent of cancer specimens with mutations: 0.14
Mutations observed as inherited: Familial paragangliomas. Non-hereditary: pheochromocytoma.
Normal role description: Succinate ubiquinone oxidoreductase subunit D (SDHD) in the mitochondrial respiratory chain complex II. Mutations in this gene can cause hereditary and non-hereditary paragangliomas. There tumors are slow growing, highly vascular, usually benign, and derived from crest-neural cells.


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