>5iyyB (B:) observed residues (from ATOM records)
hmfkcmealgmesgeihsdqitassqystnwsaersrlnypengwtpgedsyrewiqvdl
gllrfvtavgtqgaisketkkkyyvktykidvssngedwitikegnkpvlfqgntnptdv
vvavfpkplitrfvrikpatwetgismrfevygckit