>4nxaA (A:) SEQRES residues mvlsegewqlvlhvwakveadvaghgqdilirlfkshpetlekfdrfkhlkteaemkase dlkkhgvtvltalgailkkkghheaelkplaqshatkhkipikylefiseaiihvlhsrh pgdfgadaqgamnkalelfrkdiaakykelgyqg