| C | OTCace | e6fbaC1 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: Aspartate/ornithine carbamoyltransferase | F: OTCace | ECOD (1.6) |
| C | OTCace_N | e6fbaC2 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: Aspartate/ornithine carbamoyltransferase | F: OTCace_N | ECOD (1.6) |
| A | OTCace | e6fbaA2 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: Aspartate/ornithine carbamoyltransferase | F: OTCace | ECOD (1.6) |
| A | OTCace_N | e6fbaA1 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: Aspartate/ornithine carbamoyltransferase | F: OTCace_N | ECOD (1.6) |
| B | OTCace | e6fbaB1 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: Aspartate/ornithine carbamoyltransferase | F: OTCace | ECOD (1.6) |
| B | OTCace_N | e6fbaB2 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: Aspartate/ornithine carbamoyltransferase | F: OTCace_N | ECOD (1.6) |