The assay is PUBCHEM_BIOASSAY: Counterscreen qHTS for Inhibitors of Tau Fibril Formation, Fluorescence Polarization. This assay monitors tau fibrillation by fluorescence polarization (FP) of Alexa 594-labeled K18 P301L, which does not fibrillize readily but incorporates into growing filaments of unlabeled tau. (Class of assay: confirmatory) [Related pubchem assays: 596 ] , and it is Homologous single protein target assigned . The assay has properties: assay category is confirmatory ; assay type description is Functional . Is the molecule effective to this assay?