>4z8yA (A:) observed residues (from ATOM records)
simkilligdvgvgkscllvrfvedkfnpgidfkiktvdingkkvklqlwdtagqerfrt
ittayyrgamgiilvydvtdertftnikqwfktvnehandeaqlllvgnksdmetrvvta
dqgealakelgipfiessaknddnvneifftlakliqeki