# OC Root 2nd 3rd 4th PC Gene/Definition OC.635306 Bacteria.1242938 Spirochaetes.27088 Treponema.7575 taz.2559 taz:TREAZ_2832 thyA; thymidylate synthase; K00560 thymidylate synthase [EC:2.1.1.45] OC.635307 Bacteria.887771 Firmicutes.279385 Firmicutes___Clostridia.147891 awo.1560 awo:Awo_c15950 thyA; thymidylate synthase ThyA; K00560 thymidylate synthase [EC:2.1.1.45]