>4it8A (A:) observed residues (from ATOM records) vlsegewqlvlhvwakveadvaghgqdihirlfkshpetlekfdrfkhlkteaemkased lkkhgvtvltalgailkkkghheaelkplaqshatkhkipikylefiseaiihvlhsrhp gdfgadaqgamnkalelfrkdiaakykelgyqg