>4n3eN (N:) observed residues (from ATOM records)
maaytivkeeespiaphrlfkalvlerhqvlvkaqphvfksgeiiegdggvgtvtkitfv
dghpltymlhkfdeidaanfyckytlfegdvlrdniekvvyevkleavgggskgkitvty
hpkpgctvneeevkigekkayefykqveeylaanpevfa