2-Aminopurine

2-Aminopurine has been used to inhibit eukaryotic initiation factor-2α (eIF2α)-phosphorylation of osteoarthritis (OA) chondrocytes. 2-Aminopurine, a fluorescent analog of guanosine and adenosine, is a widely used fluorescence-decay-based probe of DNA structure. 2-Aminopurine has been used to probe nucleic acid structure and dynamics.