>2ya9A (A:) observed residues (from ATOM records)
tfkqqkvedfydigeelgsgqfaivkkcrekstgleyaakfikkrqsrasrrgvcreeie
revsilrqvlhpniitlhdvyenrtdvvlilelvsggelfdflaqkeslseeeatsfikq
ildgvnylhtkkiahfdlkpenimlldknipiphiklidfglaheiedgvefknifgtpe
fvapeivnyeplgleadmwsigvityillsgaspflgdtkqetlanitavsydfdeeffs
qtselakdfirkllvketrkrltiqealrhpwitpvdtqqamvrresvvnlenfkkqyv