Assertion: proteotypic peptide | /r/HasProperty | collected in peptideatlas
Facets:
value: empirically
type: MANNER
Source sentences:
text: Although proteotypic peptides may be collected empirically in databases such as PeptideAtlas, GPM, SBEAMS and PRIDE15,16,17,18, such collections are typically not available for many recently sequenced genomes, including some bacteria and archaea that are important model organisms in systems biology.