>1ytoB (B:) SEQRES residues
hhhhhhfnlppgnykkpkllycsnghflrilpdgtvdgtrdrsdqhiqlqlsaesvgevy
ikstetgqylamdtdgllygsqtpneeclflerleenhyntyiskkhaeknwfvglkkng
sckrgprthygqkailflplpvssd