>5d4aA (A:) observed residues (from ATOM records) rgshmcdafvgtwklvssenfddymkevgvgfatrkvagmakpnmiisvngdvitikses tfknteisfilgqefdevtaddrkvkstitldggvlvhvqkwdgksttikrkreddklvv ecvmkgvtstrvyera