>1r4nF (F:) observed residues (from ATOM records)
dwegrwnhvkkflersgpfthpdfepsteslqflldtckvlvigagglgcellknlalsg
frqihvidmdtidvsnlnrqflfrpkdigrpkaevaaeflndrvpncnvvphfnkiqdfn
dtfyrqfhiivcgldsiiarrwingmlisllnyedgvldpssivplidggtegfkgnarv
ilpgmtaciectlelyppqvnfpmatiasmprlpehcieyvrmlqwpkeqpfgegvpldg
ddpehiqwifqkslerasqynirgvtyrltqgvvkriipavastnaviaavcatevfkia
tsayiplnnylvfndvdglytytfeaerkencpacsqlpqniqfspsaklqevldyltns
aslqmkspaitatnrtlylqsvtsieertrkelglvdgqeavadvttpqtvlfklhft