>5k9dA (A:) observed residues (from ATOM records)
yaehlmptlqglldpesahrlavrftslgllprarfqdsdmlevrvlghkfrnpvgiaag
fdkhgeavdglykmgfgfveigsvtpkpqegnprprvfrlpedqavinrygfnshglsvv
ehrlrarqqkqakltedglplgvnlgknktsvdaaedyaegvrvlgpladylvvnvsspn
taglrslqgkaelrrlltkvlqerdglrrvhrpavlvkiapdltsqdkediasvvkelgi
dglivtnttvsrpaglqgalrsetgglsgkplrdlstqtiremyaltqgrvpiigvggvs
sgqdalekiragaslvqlytaltfwgppvvgkvkreleallkeqgfggvtdaigadhrr