>2b2yA (A:) observed residues (from ATOM records)
efetierfmdcrigrkgatgatttiyaveadgdpnagfenkepgeiqylikwkgwshihn
tweteetlkqqnvrgmkkldnykkkdqetkrwlknaspedveyyncqqeltddlhkqyqi
vgriiahsnqksaagypdyyckwqglpysecswedgaliskkfqacideyfsrkk