Although the intricacies of the molecular mechanisms underpinning FKBP12 diverse functionalities has not been fully unveiled, biomedical research has evidenced a pivotal role of FKBP12 in many pathologies such as autoimmune diseases [6,7], rejection after organ transplant [8,9], and neurodegenerations [10,11], as well as in cancer [12,13]. The gene discussed is FKBP1A; the disease is cancer.