IDH1 mutation (c.G395A; p.R132H) was enriched in LGG (43.75% vs. 17.14%), whereas PCDHGA10 mutation (c.A265G; p.I89V) in GBM (22.86% vs. 0%), which were consistent with Sanger sequencing (S2 Fig). Here, IDH1 is linked to glioblastoma.