| H | | e4w74H1 | A: Four-helical up-and-down bundle | X: Thymidylate synthase/dCMP hydroxymethylase | H: Thymidylate synthase/dCMP hydroxymethylase | T: Thymidylat_synt | F: | ECOD (20:10:01) |
| G | | e4w74G1 | A: Four-helical up-and-down bundle | X: Thymidylate synthase/dCMP hydroxymethylase | H: Thymidylate synthase/dCMP hydroxymethylase | T: Thymidylat_synt | F: | ECOD (20:10:01) |
| F | | e4w74F1 | A: Four-helical up-and-down bundle | X: Thymidylate synthase/dCMP hydroxymethylase | H: Thymidylate synthase/dCMP hydroxymethylase | T: Thymidylat_synt | F: | ECOD (20:10:01) |
| E | | e4w74E1 | A: Four-helical up-and-down bundle | X: Thymidylate synthase/dCMP hydroxymethylase | H: Thymidylate synthase/dCMP hydroxymethylase | T: Thymidylat_synt | F: | ECOD (20:10:01) |
| D | | e4w74D1 | A: Four-helical up-and-down bundle | X: Thymidylate synthase/dCMP hydroxymethylase | H: Thymidylate synthase/dCMP hydroxymethylase | T: Thymidylat_synt | F: | ECOD (20:10:01) |
| C | | e4w74C1 | A: Four-helical up-and-down bundle | X: Thymidylate synthase/dCMP hydroxymethylase | H: Thymidylate synthase/dCMP hydroxymethylase | T: Thymidylat_synt | F: | ECOD (20:10:01) |
| B | | e4w74B1 | A: Four-helical up-and-down bundle | X: Thymidylate synthase/dCMP hydroxymethylase | H: Thymidylate synthase/dCMP hydroxymethylase | T: Thymidylat_synt | F: | ECOD (20:10:01) |
| A | | e4w74A1 | A: Four-helical up-and-down bundle | X: Thymidylate synthase/dCMP hydroxymethylase | H: Thymidylate synthase/dCMP hydroxymethylase | T: Thymidylat_synt | F: | ECOD (20:10:01) |