>tr|B3U1H0|B3U1H0_9ESCH dihydrofolate reductase OS=Escherichia sp. Sam130-5B GN=dfrA1
MKLSLMVAISKNGVIGNGPDIPWSAKGEQLLFKAITYNQWLLVGRKTFESMGALPNRKYA
VVTRSSFTSDNENVLIFPSIKDALTNLKKITDHVIVSGGGEIYKSLIDQVDTLHISTIDI
EPEGDVYFPEIPSNFRPVFTQDFASNINYSYQIWQKG