7Methylguanine, 7-Methylguanine, 7 Methylguanine, Human Endogenous Metabolite, N7-Methylguanine
7-Methylguanine is a natural metabolite and competitive PARP1 inhibitor (Ki=61 µM) that disrupts NAD+ binding. It exhibits anticancer properties in research models and serves as a chemical probe for studying protein-DNA interactions in both cellular and biochemical assays.