: Choose the organism (clade), species (genome), and version (assembly).
: This is the fastest and most reliable method because it can resume interrupted downloads.
Example for downloading a whole genome: rsync -a -P rsync://hgdownload.soe.ucsc.edu/goldenPath/hg38/bigZips/hg38.2bit ./ . ucsc fasta download
: Limit your search to a specific chromosome position or gene name.
: Enter a filename and click "get output" . If you chose "sequence," the browser will prompt you to specify if you want genomic sequence or mRNA/protein sequence for that region. 2. The Bulk Method: FTP and Rsync : Choose the organism (clade), species (genome), and
For users who need small-to-medium datasets or specific genomic regions (like exons or promoter sequences), the UCSC Table Browser is the most versatile tool.
: Crucially, select "sequence" or "FASTA" in the "output format" dropdown menu. : Limit your search to a specific chromosome
When downloading entire chromosomes or whole-genome assemblies (e.g., hg38 or mm10 ), interactive tools may time out. UCSC recommends using the command line for these large transfers.