>4iycB (B:) observed residues (from ATOM records)
nnienigdgaevvkrtedtssdkwgvtqniqfdfvkdkkynkdalilkmqgfinskttyy
nykntdhikamrwpfqyniglktndpnvdlinylpknkidsvnvsqtlgyniggnfnsgp
ssfnysktisynqqnyisevehqnsksvqwgikansfitslgkmsghdpnlfvgykpysq
nprdyfvpdnelpplvhsgfnpsfiatvshekgsgdtsefeitygrnmdvthatrrtahy
gnsylegsrihnafvnrnytvkyevnwktheikvkghn