This project contains the underlying data included in a study which characterized eighteen commercially available antibodies against Alpha-1-antitrypsin (SERPINA1) by immunoblot (Western blot), immunoprecipitation and flow cytometry, using a knockout based validation. The Dataset is in the format of a zip file. Once downloaded, please expand the zip file to access the folders containing the underlying data for Western blot (Wb), immunoprecipitation (IP) and flow cytometry (FC).