The clinicopathological characteristics of breast cancer patients included in the immunohistochemical analysis of GLYALT-1 and RANBP3L (n = 56 and 73 patients, respectively) included age, tumor size, histopathological grade, histopathological subtype, lymph node positivity, progesterone receptor status and HER-2 expression status. This evidence concerns the gene ERBB2 and breast cancer.