assembly: ftp://ftp.ensembl.org/pub/release-91/fasta/homo_sapiens/dna/Homo_sapiens.GRCh38.dna.primary_assembly.fa.gz
gtf: ftp://ftp.ensembl.org/pub/release-91/gtf/homo_sapiens/Homo_sapiens.GRCh38.91.gtf.gz
non coding RNA: ftp://ftp.ensembl.org/pub/release-91/fasta/homo_sapiens/ncrna/Homo_sapiens.GRCh38.ncrna.fa.gz
coding RNA: ftp://ftp.ensembl.org/pub/release-91/fasta/homo_sapiens/cdna/Homo_sapiens.GRCh38.cdna.all.fa.gz