>4tswE (E:) observed residues (from ATOM records)
sdkpvahvvanpqaegqlqwsnrranallangvelrdnqlvvpieglfliysqvlfkgqg
cpsthvllthtisriavsyqtkvnllsaikspcqretpegaeakpwyepiylggvfqlek
gdrlsaeinrpdyldfaesgqvyfgiial