>3ag3D (D:) observed residues (from ATOM records) svvksedyalpsyvdrrdyplpdvahvknlsasqkalkekekaswsslsidekvelyrlk fkesfaemnrstnewktvvgaamffigftallliwekhyvygpiphtfeeewvakqtkrm ldmkvapiqgfsakwdydknewkk