>2y6wB (B:) observed residues (from ATOM records) apdtralvadfvgyklrqkgyvsgagpgegpaadplhqamraagdefetrfrrtfsdlaa qlhvtpgsaqqrftqvsdelfqggpnwgrlvaffvfgaalcaesvnkemeplvgqvqewm veyletrladwihssggwaeftalygd