Thus, our data unveil the upregulation of the selected AATs (SLC1A5/ASCT2, SLC7A5/LAT1, and SLC38A2/SNAT2) as a prognostic marker of poor survival of patients with CRC, useful for cancer patient stratification, in particular with regard to the KRAS mutant subtype of patients. Here, SLC7A5 is linked to cancer.