Recently, high expressions of MCM3 in various cancers, such as head and neck squamous-cell carcinoma, colorectal, bladder, renal cell carcinoma, medulloblastoma, and ovarian cancer, correlated with malignant properties and cell proliferation, were determined in the literature [55,56,57,58,59,60]. The gene discussed is MCM3; the disease is hereditary clear cell renal cell carcinoma.