hippocampus. Plots are annotated with the genetic ancestry DMR test results. Supplementary Data 9Excel file of GO term enrichment for genetic ancestry differential methylation regions across the caudate nucleus, DLPFC and hippocampus. Supplementary Data 10Excel file of stratified LD score regression of admixed Black American differential expression analysis separated by direction of effect (all DEGs, upregulated in AA or upregulated in EA) for genes (SNP proportion > 0.01) across the caudate nucleus, dentate gyrus, DLPFC and hippocampus. Supplementary Data 11CSV file of individual-level subject information including information on sex, age and self-identified ethnicity for the caudate nucleus, dentate gyrus, DLPFC and hippocampus. Supplementary Data 13Excel file of GWAS summary statistics for the heritability enrichment analysis. Supplementary Data 15Excel file of GO term enrichment and GSEA for internal validation of genetic-ancestry (binary) DEGs across the caudate nucleus, dentate gyrus, DLPFC and hippocampus for four features (gene, transcript, exon, junction).