MX2 (S676) phosphopeptide was also detected in the BrCa and HCC cohorts and was correlated with MX2 transcript in both cases: Spearman Rho for BrCa = 0.46 (p = 2.9 × 10−5, N = 73); and for HCC = 0.58 (p = 2.3 × 10−21, N = 222). The gene discussed is MX2; the disease is hepatocellular carcinoma.