6QYA:
reference: Structural Comparison of Enterococcus faecalis and Human Thymidylate Synthase Complexes with the Substrate dUMP and Its Analogue FdUMP Provides Hints about Enzyme Conformational Variabilities., Pozzi C, Ferrari S, Luciani R, Tassone G, Costi MP, Mangani S, Molecules. 2019 Mar 31;24(7). pii: molecules24071257. doi:, 10.3390/molecules24071257. PMID: 30935102

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