Thyroid carcinoma had three KLKs (KLK2: 0.943, KLK4: 0.914, KLK15: 0.905) that had AUC values above 0.90 threshold and KLK7 had an AUC of 0.910 in Chromophobe renal cell carcinoma. Here, KLK4 is linked to chromophobe renal cell carcinoma.