>6f17A (A:) observed residues (from ATOM records)
vlsegewqlvlhvwakveadvaghgqdilirlfkshpetlekfdrfkhlkteaemkased
lkkvgvtaltalgailkkkghheaelkplaqshatkhkipikylefiseaiihvlhsrhp
gdfgadaqgamnkalelfrkdiaakykelgyqg