PTK2 and hepatocellular carcinoma: Interestingly, data from TCGA-LIHC dataset, Chiang-HCC cohort, Lamb-HCC cohort, Guichard-HCC cohort 1 and Guichard-HCC cohort 2 all showed a significant and positive relationship between PRL-3 and FAK on CNV status (Figure 4G, H; Figure S3B).