>1v55Q (Q:) observed residues (from ATOM records) svvksedyalpsyvdrrdyplpdvahvknlsasqkalkekekaswsslsidekvelyrlk fkesfaemnrstnewktvvgaamffigftallliwekhyvygpiphtfeeewvakqtkrm ldmkvapiqgfsakwdydknewkk