Dystrophin is a rod-shaped cytoplasmic protein, and a vital part of a protein complex that connects the cytoskeleton of a muscle fiber to the surrounding extracellular matrix through the cell membrane. This complex is variously known as the costamere or the dystrophin-associated protein complex.he dystrophin gene is one of the longest human genes known, covering 2.5 megabases (0.08% of the human genome) at locus Xp21.
Bethesda is a census-designated place in southern Montgomery County, Maryland, just northwest of the United States capital of Washington, D.C. It takes its name from a local church, the Bethesda Meeting House (1820, rebuilt 1849), which in turn took its name from Jerusalem 's Pool of Bethesda.
Washington, D.C. , formally the District of Columbia and commonly referred to as  Washington ,  the District , or simply  D.C. , is the capital of the United States.he U Street Corridor in Northwest D.C., known as Washington's Black Broadway, is home to institutions like the Howard Theatre, Bohemian Caverns, and the Lincoln Theatre, which hosted music legends such as Washington-native Duke Ellington, John Coltrane, and Miles Davis.