>3nc0F (F:) observed residues (from ATOM records)
qvqfklvlvgdggtgkttfvkrhltgefekkyvatlgvevhplvfhtnrgpikfnvwdta
glekfgglrdgyyiqaqcaiimfdvtsrvtyknvpnwhrdlvrvcenipivlcgnkvdik
drkvkaksivfhrkknlqyydisaksnynfekpflwlarkligdpnlefvamp