>1ffuA (A:) observed residues (from ATOM records)
kkiitvnvngkaqekaveprtllihflreelnltgahigcetshcgactvdidgrsvksc
thlavqcdgsevltveglankgvlhavqegfykehglqcgfctpgmlmrayrflqenpnp
teaeirmgmtgnlcrctgyqnivkavqyaarklqe