The PUBCHEM_BIOASSAY is a confirmatory assay that has been designed for detecting inhibitors of Bacillus subtilis Sfp phosphopantetheinyl transferase (PPTase). This assay focuses on a single direct protein target and falls into the category of confirmatory assays. The assay organism used in this test is Bacillus subtilis, whereas the assay type description is functional. Does the assay find the molecule to be effective?