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PIK3CB
Basic information
- Official gene symbol
-
phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit beta
- Conventional gene symbol
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P110BETA, PI3KBETA, PIK3C1
- Classification
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Oncogene
- Official gene ID
- Transcript ID
- Functional classification
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Tumor growth and progression
- Signaling pathway
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PI3K/Akt/mTOR
- Chromosomal location
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3q22.3 (chr3:138374231..138478185, complement)
- Protein length
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1,070
Chromosome ideogram

Pathway map
Frequency of somatic alterationsTumor type
Base substitutions, insertions, and deletions
Copy number alterations
Distribution of tumor mutation burdenTMB
List of driver somatic mutations
Genomic Coordinates (GRCh37/hg19) | Reference | Variant | Exon | Amino Acid change | Coding DNA change | COSMIC (v92) | Classification | No. of Samples |
---|---|---|---|---|---|---|---|---|
chr3:138426123 | C | T | 9 / 24 | p.E470K | c.1408G>A | COSV56683158 | Tier1 | 1 / 61 |
chr3:138374244 | T | A | 22 / 24 | p.D1067V | c.3200A>T | COSV56683107 | Tier1 | 2 / 61 |
chr3:138374245 | C | A | 22 / 24 | p.D1067Y | c.3199G>T | COSV56684065 | Tier1 | 1 / 61 |
chr3:138374293 | C | T | 22 / 24 | p.E1051K | c.3151G>A | COSV56683948 | Tier2 | 2 / 61 |