Analysing two patients’ datasets, we found 3,577 H3K4me3 peaks in patient AK124 and 3,565 peaks in patient AK231 to align with the PRDM9 motif centre (Fig. 6e, Supplementary Data 6-7), similar to our results with RKI1 glioblastoma cells. The gene discussed is PRDM9; the disease is glioblastoma.