: Protein models and ESTs (Expressed Sequence Tags).
Based on common software and research databases associated with the name "JRG": JRG1.zip
: Most technical ZIP files include a README or LICENSE file that explains the purpose of the other files. The Download Area - JGI Genome Portal Help : Protein models and ESTs (Expressed Sequence Tags)
: Information about the specific sequencing project or proposal. JRG1.zip
: Right-click the file and select "Extract All" (Windows) or double-click it (macOS).
: If the file was downloaded from the JGI Genome Portal , it is likely a packaged set of genomic data. These ZIP archives often contain: Assembly Files : Masked or unmasked genomic sequences.