>1yc6B (B:) SEQRES residues aagqgkaikaiagysiskweassdaitakatnamsitlphelsseknkelkvgrvllwlg llpsvagrikacvaekqaqaeaafqvalavadsskevvaamytdafrgatlgdllnlqiy lyaseavpakavvvhlevehvrptfddfftpvyr