1axw
From Proteopedia
E. COLI THYMIDYLATE SYNTHASE IN COMPLEX WITH METHOTREXATE (MTX) AND 2'-DEOXYURIDINE 5'-MONOPHOSPHATE (DUMP)
About this Structure
1axw is a 2 chain structure of Thymidylate synthase with sequence from Escherichia coli. Full crystallographic information is available from OCA.