NB-FOXR2 tumors matched the MGE fingerprint (Fig. 2C), expressing FOXG1, NKX2-1, LHX6, and DLX5/6 and lacking the LGE marker GSX2, which was active instead in H3.3G34R/V gliomas, as expected (Supplementary Fig. S3A; ref. 10). Here, GSX2 is linked to central nervous system cancer.