| B | PksD | e6mhkB3 | A: a+b two layers | X: KS-MAT linker domain in fatty acid synthase (From Topology) | H: KS-MAT linker domain in fatty acid synthase (From Topology) | T: KS-MAT linker domain in fatty acid synthase | F: PksD | ECOD (1.6) |
| B | ketoacyl-synt | e6mhkB2 | A: a/b three-layered sandwiches | X: Thiolase-like (From Topology) | H: Thiolase-like (From Topology) | T: Thiolase-like | F: ketoacyl-synt | ECOD (1.6) |
| B | Ketoacyl-synt_C | e6mhkB1 | A: a/b three-layered sandwiches | X: Thiolase-like (From Topology) | H: Thiolase-like (From Topology) | T: Thiolase-like | F: Ketoacyl-synt_C | ECOD (1.6) |
| A | PksD | e6mhkA1 | A: a+b two layers | X: KS-MAT linker domain in fatty acid synthase (From Topology) | H: KS-MAT linker domain in fatty acid synthase (From Topology) | T: KS-MAT linker domain in fatty acid synthase | F: PksD | ECOD (1.6) |
| A | ketoacyl-synt | e6mhkA3 | A: a/b three-layered sandwiches | X: Thiolase-like (From Topology) | H: Thiolase-like (From Topology) | T: Thiolase-like | F: ketoacyl-synt | ECOD (1.6) |
| A | Ketoacyl-synt_C | e6mhkA2 | A: a/b three-layered sandwiches | X: Thiolase-like (From Topology) | H: Thiolase-like (From Topology) | T: Thiolase-like | F: Ketoacyl-synt_C | ECOD (1.6) |