>3kcnA (A:) observed residues (from ATOM records)
lnerillvdddysllntlkrnlsfdfevttcesgpealacikksdpfsvimvdmrmpgme
gteviqkarlispnsvylmltgnqdlttameavnegqvfrflnkpcqmsdikaainagik
qydlvtskeellkkt