Figure 1A also presents the ROC curves for control and the breast cancer subtypes (HR+HER2−, HR−HER2+, HR−HER2−, and HR+HER2+), all achieving an AUC of 1.00, 0.95, 1.00, 0.95, and 1.00, respectively. The gene discussed is ERBB2; the disease is breast carcinoma.