>1s2lC (C:) observed residues (from ATOM records)
mkavvptgkiylgspfysdaqreraakakellaknpsiahvffpfddgfsmvwrdatyqn
dltgisnatcgvflydmdqlddgsafeigfmramhkpvilvpftehpekekkmnlmiaqg
vttiidgntefekladynfnecpsnpvrgygiy