>5wk4F (F:) observed residues (from ATOM records) cpsqcscrgttvncdsrslasvpagiptdrqnlwlnnnqitklepgvfdsltaltflnvg dnqlsalpigvfdrlaqltrlglshnqftalpagvfdklpklthlvlhtnqlksiprgaf dnlkslthiylfnnpwdcecsdilylknwivqhasivnphpyggvdnvkcsgtntpvrav teastspskcp