>2a2zD (D:) observed residues (from ATOM records)
rikkisiegniaagkstfvnilkqlcedwevvpepvarwcnvqstnvlqmmyekperwsf
tfqtyaclsriraqlaslnekpvlffersvysdryifasnlyesecmnetewtiyqdwhd
wmnnqfgqsleldgiiylqatpetclhriylrgrneeqgipleyleklhykheswllhrt
lktnfdylqevpiltldvnedfkdkyeslvekvkeflstl