1 Keratin, the structural protein of epithelial cells in the outermost layers of the skin, has been isolated from hair, nails, hoofs, and feathers. 2  Reduction of the disulfide bonds to sulfhydryl groups results in dissociation of the peptide chains, the molecular weight of which is 25,000 to 28,000 each.
Bankhead is a neighborhood of Atlanta, Georgia located west of downtown Atlanta. It's surrounded by Grove Park to the west, Washington Park and Hunter Hills to the South, Midtown West to the East and Northeast (Hills Park, Knight Park, English Avenue and Blandtown).It is also flanked by Rockdale to the Northwest. At its center is MARTA 's Bankhead station and the city's Maddox Park.he neighborhood's name comes from the Bankhead Highway, a thoroughfare that has since been renamed the Donald Lee Hollowell Parkway (for a famed civil rights attorney who lived near Bankhead in the nearby affluent Historic Collier Heights neighborhood).
Buford is a city in the U.S. state of Georgia. Most of the city is in Gwinnett County. A small part of it is in Hall County. In the 2010 census, the city had a population of 12,225.