>3N3Y_1|Chains A, B, C, D|Thymidylate synthase thyX|Helicobacter pylori (102617) GPLGSPEFMEVICKHYTPLDIASQAIRTCWQSFEYSDDGGCKDKELIHRVGNIFRHSSTLEHLYYNFEIKGLSRGALQELSRHRIASLSVKSSRYTLRELKEVESFLPLNETNLERAREFLVFVDNEKVNAMSVLALENLRVLLSEHNIKNDLAKYAMPESYKTHLAYSINARSLQNLLTLRSSNKALKEMQDLAKALFDALPGEHQYLFEDCLKH