>sp|P17719|DYR_DROME Dihydrofolate reductase OS=Drosophila melanogaster GN=Dhfr MLRFNLIVAVCENFGIGIRGDLPWRIKSELKYFSRTTKRTSDPTKQNAVVMGRKTYFGVP ESKRPLPDRLNIVLSTTLQESDLPKGVLLCPNLETAMKILEEQNEVENIWIVGGSGVYEE AMASPRCHRLYITKIMQKFDCDTFFPAIPDSFREVAPDSDMPLGVQEENGIKFEYKILEK HS