effector gamma-secretase modulator A modulator of gamma secretase, one of the three endopeptidases that are specific for amyloid protein precursor and which have been identified based upon the region of the amyloid protein precursor which they cleave. CHEBI:48668 Gamma-secretase modulator Gamma-secretase modulators Wikipedia:Gamma_secretase chebi_ontology gamma secretase modulator gamma secretase modulators gamma-secretase modulator gamma-secretase modulators