>sp|P31074|DYR_KLEAE Dihydrofolate reductase OS=Klebsiella aerogenes GN=folA MISLIAALAVDRVIGMENAMPWDLPADLAWFKRNTLNKPVVMGRLTWESIGRPLPGRKNI VISSKPGSDDRVQWVKSVDEAIAACGDAEEIMVIGGGRVYEQFLPKAHKLYLTHIDAEVE GDTHFPDYDPDEWESVFSEFHDADAQNSHSYCFEILERR