>1yf1E (E:) observed residues (from ATOM records)
slintkikpfknqafkngefievtekdtegrwsvfffypadftfvcptelgdvadhyeel
qklgvdvysvstdthfvhkawhsssetiakikyamigdptgaltrnfdnmredegladra
tfvvdpqgiiqaievtaegigrdasdllrkikaaqyvaahpgevc