>1rx4_A mol:protein length:159 DIHYDROFOLATE REDUCTASE MISLIAALAVDRVIGMENAMPWNLPADLAWFKRNTLDKPVIMGRHTWESIGRPLPGRKN IILSSQPGTDDRVTWVKSVDEAIAACGDVPEIMVIGGGRVYEQFLPKAQKLYLTHIDAE VEGDTHFPDYEPDDWESVFSEFHDADAQNSHSYCFEILERR