The National Center for Biotechnology Information (NCBI) Run accession in the Sequence Read Archive (SRA).
Results are called runs in the SRA. Runs comprise the data gathered for a sample or sample bundle and refer to a defining experiment.
A Run is an object that contains actual sequencing data for a particular sequencing experiment. Experiments may contain many Runs depending on the number of sequencing instrument runs that were needed.
This identifier usually begins with SRR