Mice and humans share a lot more than immediately meets the eye, and their commonalities include their telomeres, protective ends on chromosomes. But in recent years, the role of one particular protein at telomeres has puzzled scientists. New work at Rockefeller University has solved the contradiction regarding the protein, Rap1, a component of the shelterin complex that binds to telomeres to help guard and maintain … Continue reading Study resolves decade-long argument over protein’s role at telomeres.