>5cyfB (B:) SEQRES residues matvqpivnshlseldedvfhhfgfttksfdfkekfgdvkfvcvcgssgrihnfaismak laglalpveniagsharfvlykvdhilfadhgigipstlilmhevtkllyyagckdvlfi rlgtsdglgvkpgtivlsdrcvntklepynelcilgkpvrrqtkvdsnavnelkklsenl slkcsvvvggtitandfyeelgrlngsictfskeeklaflqsvydhgirnmemegaaits hcnltghrailvcvtvvnrletdevttstdefklfeqlpgqlvgeylkrnngiivr