>4nruF (F:) observed residues (from ATOM records)
rpsgtyaglpiadygdapplstktmfwrtspeklppgawepaylgskdervdgpslqqvm
rdqlkpyseprgllppqeildavcdaienrlentlepqkpwtfkkacesldkntssgypy
hkqkskdwtgsafigdlgdqathannmyemgksmrpiytaalkdelvkpdkiygkikkrl
lwgsdlgtmiraarafgpfcdalketcifnpirvgmsmnedgpfifarhanfryhmdady
trwdstqqrailkragdimvrlspepdlarvvmddllapslldvgdykivveeglpsgcp
cttqlnslahwiltlcamvevtrvdpdivmqesefsfygddevvstnleldmvkytmalr
rygllptradkeegplerrqtlqgisflrraivgdqfgwygrldrasidrqllwtkgpnh
qnpfetlpgpsqlmallgeaamhgekyyrtvasrvskevvprhrsvlrwvrfg