>3ku4C (C:) observed residues (from ATOM records)
dlvqlcnphiaamkedilyhfslststhdfpamfgdvkfvcvggspsrmkafikyvamel
gfadypnicegtdyamfkvgpvlsvshgmgvpsiaimlhelikllyhahcsgvtlirigt
sggiglepgsvvitrqavdpcfkpefeqivlgkrevrntdldeqlvqelarcsaelgefp
tvvgntmctldfyegqgrldgalcsytekdkqdylraayaagirniemeasvfaamcnac
glraavvcvtllnrlegdqissphdvlaeyqqrpqrlvgqfikkrlm