Across TCGA pan-cancer cohorts, FAT2 mass-spec protein is linked to patient survival in 2 of 34 cancer types, making it a survival-associated FAT2 data layer compared with 23 for mass-spec protein and 10 for mutation status.
The strongest signal is observed in pancreatic ductal adenocarcinoma (PDAC), where higher FAT2 mass-spec protein is associated with worse overall survival. In most high-consensus cancer types, elevated FAT2 expression acts as an unfavorable survival marker, although some lineages such as LSCC show a favorable association.
PDAC and LSCC are the cancer types where FAT2 mass-spec protein most reproducibly stratifies survival.