sub_R25 is a protein subset of the dataset 'Exp1_R25_pept' in the
package DAPARdata.
An instance of the class MultiAssayExperiment
sub_R25 was built from the source code available in
inst/scripts/build_datasets.R
The DAPARdata package: https://github.com/prostarproteomics/DAPARdata
An enriched instance of the class MultiAssayExperiment