>tr|Q5SLG6|Q5SLG6_THET8 Methylenetetrahydrofolate reductase OS=Thermus thermophilus GN=TTHA0327 MKIRDLLKARRGPLFSFEFFPPKDPEGEEALFRTLEELKAFRPAFVSITYGAMGSTRERS VAWAQRIQSLGLNPLAHLTVAGQSRKEVAEVLHRFVESGVENLLALRGDPPRGERVFRPH PEGFRYAAELVALIRERYGDRVSVGGAAYPEGHPESESLEADLRHFKAKVEAGLDFAITQ LFFNNAHYFGFLERARRAGIGIPILPGIMPVTSYRQLRRFTEVCGASIPGPLLAKLERHQ DDPKAVLEIGVEHAVRQVAELLEAGVEGVHFYTLNKSPATRMVLERLGLRPASGQP