>4niaD (D:) observed residues (from ATOM records)
nsnvvtmiragsypkvnptptwvraipfevsvqsgiafkvpvgslfsanfrtdsftsvtv
msvrawtqltppvneysfvrlkplfktgdsteefegrasnintrasvgyriptnlrqntv
aadnvcevrsncrqvalvisccfn