>6dtkA (A:) observed residues (from ATOM records)
atkavcvlkgdgpvqgiinfeqkesngpvkvwgsikglteglhgfhvhefgdntagctsa
gphfnplsrkhggpkdeerhvgslgnvtadkdgvadvsiedsvislsgdhsiigrtlvvh
ekaddlgkggneestktgnagsrlacgvigiaqgagggsatkavcvlkgdgpvqgiinfe
qkesngpvkvwgsikglteglhgfhvhefgdntagctsagphfnplsrkhggpkdeerhv
gslgnvtadkdgvadvsiedsvislsgdhsiigrtlvvhekaddlgkggneestktgnag
srlacgvigiaq