>1f38B (B:) observed residues (from ATOM records)
mipddefiknpsvpgptamevrclimclaepgkndvavdvgcgtggvtlelagrvrrvya
idrnpeaisttemnlqrhglgdnvtlmegdapealckipdidiavvggsggelqeilrii
kdklkpggriivtailletkfeameclrdlgfdvnitelniargraldrgtmmvsrnpva
liytgv