N-[(RS)-1-Carboxy-3-phenyl-propyl]-Ala-Ala-Phe-4-Abz-OH is a synthetic peptide incorporating an Abz fluorescent reporter for monitoring proteolytic activity. Its aromatic side chain arrangement supports studies of enzyme–substrate recognition. Researchers employ it for kinetic profiling in fluorescence-based assays. The peptide aids detailed mapping of catalytic specificities.
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