>1m5xB (B:) observed residues (from ATOM records)
tlqpteaayiagfldgdgsiyakliprpdykdikyqvslaisfiqrkdkfpylqdiydql
gkrgnlrkdrgdgiadytiigsthlsiilpdlvpylrikkkqanrilhiinlypqaqknp
skfldlvkivddvqnlnkradelkstnydrlleeflkagki