FKBP9 and central nervous system cancer: To evaluate the relevance of FKBP9 to glioma prognosis, three datasets from the Chinese Glioma Genome Atlas (CGGA), the Repository for the Molecular Brain Neoplasia Data (REMBRANDT) of the National Cancer Institute and TCGA (The Cancer Genome Atlas) databases were examined by Kaplan–Meier survival analysis based on FKBP9 mRNA expression.