TAF1 and X-linked dystonia-parkinsonism: To date, there are at least 13 disease-causing SVA insertions (Hancks and Kazazian, 2016; Bychkov et al., 2021) including the insertion causing X-linked dystonia parkinsonism (XDP), where an SVA-F element was found in intron 32 of the TATA-box binding protein associated factor 1 (TAF1) gene (Makino et al., 2007; Aneichyk et al., 2018; Delvallée et al., 2021; Yamamoto et al., 2021).