However, EGFR, PTEN and NF1 (Verhaak et al., 2010; Marques et al., 2019; Koptyra et al., 2023), the mutations that were common in glioblastoma (GBM), were more frequent in C2 than C1 (Supplementary Figure S2B). Here, NF1 is linked to glioblastoma.