>tr|A0A0D7LZN4|A0A0D7LZN4_CITFR dihydrofolate reductase OS=Citrobacter freundii GN=dfrA1 MKLSLMVAISKNGVIGNGPDIPWSAKGEQLLFKAITYNQWLLVGRKTFESMGALPNRKYA VVTRSSFTSDNENVLIFPSIKDALTNLKKITDHVIVSGGGEIYKSLIDQVDTLHISTIDI EPEGDVYFPEIPSNFRPVFTQDFASNINYSYQIWQKG