>4z8gA (A:) observed residues (from ATOM records)
epnstdveetleriknndpkleevnlnnirnipiptlkayaealkensyvkkfalantra
ddhvafaiaimlkanktitslnldsnhitgkgilaifrallqnntltelrfhnqrhicgg
ktemeiakllkenttllklgyhfelagprmtvtnllsrnmdkqrqkrlqeqrqaq