>1vkfA (A:) observed residues (from ATOM records)
mfkgiiaalwdmdsigeiepdvvfllksdilnlkfhlkilkdrgktvfvdmdfvnglgeg
eeailfvkkagadgiitikpknyvvakkngipavlrffaldskavergieqietlgvdvv
evlpgavapkvarkipgrtviaaglveteeeareilkhvsaistssrilwkm