>1y6kL (L:) observed residues (from ATOM records)
cthfpgnlpnmlrdlrdafsrvktffqmkdqldnlllkeslledfkgylgcqalsemiqf
yleevmpqaenqdpdikahvnslgenlktlrlrlrrchrflpcenkskaveqvknafnkl
qekgiykamsefdifinyieaymtm