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. 2020 Dec;9(12):7706–7715. doi: 10.21037/tcr-20-2334

Table 2. The most frequently altered genes of endometrial cancer subgroups.

TCGA subgroup Mutation profile Frequency
POLE ultramutated PTEN 94%
FBXW7 82%
ARID 1A 76%
PIK3CA 71%
PIK3R1 65%
KRAS 53%
ARID5B 47%
Microsatellite instability hypermutated PTEN 88%
PIK3CA 54%
KRAS 35%
PIK3R1 40%
ARID 1A 37%
RPL22 33%
Copy number low PTEN 77%
PIK3CA 53%
CTNNB1 52%
ARID1A 42%
PIK3R1 33%
Copy number high TP53 92%
PIK3CA 47%
PPP2R1A 22%

TCGA, The Cancer Genome Atlas.