>sp|Q5SJB8|THYX_THET8 Flavin-dependent thymidylate synthase OS=Thermus thermophilus GN=thyX MEGPLTIPVLDKGFVRLVDQMGDDRAIVQAARVSYGEGTKTVREDAALIDYLMRHRHTSP FEMVVFKFHVKAPIFVARQWFRHRTASVNEISGRYSILKEEFYEPEAFRKQAKRNKQASE GALLDEEALALLRKVQQEAYGAYRALLEKGVAREMARMVLPLNLYTEFYWKQDLHNLFHF LKLRLAPEAQWEIRQYARAIAEIVKERVPLAWAAFEEHLLEGAFLSRTELRALRGLLTPE VYEKALSSLGLGGSRLKEALEKVFGPGEAL