>4pq6A (A:) observed residues (from ATOM records) vlsegewqlvlhvwakveadvaghgqdieirlfkshpetlekfdrfkhlkteaemkased lkkhgvtvltalgailkkkghheaelkplaqshatkhkipikylefiseaiihvlhsrhp gdfgadaqgamnkalelfrkdiaakykelgyqg