>1z0kC (C:) observed residues (from ATOM records)
ydflfkflvignagtgkscllhqfiekkfkddsnhtigvefgskiinvggkyvklqiwdt
aglerfrsvtrsyyrgaagallvyditsretynaltnwltdarmlasqniviilcgnkkd
ldadrevtfleasrfaqenelmfletsaltgedveeafvqcarkilnk