>1p5zB (B:) observed residues (from ATOM records)
rikkisiegniaagkstfvnilkqlcedwevvpepvarwcnvqstnggnvlqmmyekper
wsftfqtyaclsriraqlaslngklkdaekpvlffersvysdryifasnlyesecmnete
wtiyqdwhdwmnnqfgqsleldgiiylqatpetclhriylrgrneeqgipleyleklhyk
heswllhrtlktnfdylqevpiltldvnedfkdkyeslvekvkeflstl