RACK1 and glioblastoma: Out of the 5 hub kinases namely AKT1, GNB2L1, FYN, SRC, and mTOR from the PPI network, only 2 kinases namely AKT1 and mTOR in LGG, and only one kinase GNB2L1 in GBM had a value of p < 0.1 and was considered a probable potential biomarker for prognosis.