>3s8eF (F:) observed residues (from ATOM records)
mfdpaekykmdhrrrgialifnherffwhltlperrgtcadrdnltrrfsdlgfevkcfn
dlkaeelllkihevstvshadadcfvcvflshgegnhiyaydakieiqtltglfkgdkch
slvgkpkifiiqacsvytlpagadflmcysvaetvngswyiqdlcemlgkygssleftel
ltlvnrkvdqrrvdfcpsaigkkqvpcfasmltkklhffpks