>3cueX (X:) observed residues (from ATOM records)
eydylfklllignsgvgksclllrfsddyistigvdfkiktveldgktvklqiwdtagqe
rfrtitssyyrgshgiiivydvtdqesfngvkmwlqeidryatstvlkllvgnkcdlkdk
rvveydvakefadankmpfletsaldstnvedafltmarqikesms