| C | Lipocalin | e6sf2C1 | A: a/b three-layered sandwiches | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Lipocalin | ECOD (v294.1) |
| F | Lipocalin | e6sf2F1 | A: a/b three-layered sandwiches | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Lipocalin | ECOD (v294.1) |
| E | | e6sf2E1 | A: a/b three-layered sandwiches | X: Immunoglobulin-like beta-sandwich | H: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases | T: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases | F: | ECOD (v294.1) |
| B | Lipocalin | e6sf2B1 | A: a/b three-layered sandwiches | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Lipocalin | ECOD (v294.1) |
| A | | e6sf2A1 | A: a/b three-layered sandwiches | X: Immunoglobulin-like beta-sandwich | H: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases | T: Anticodon-binding domain of a subclass of class I aminoacyl-tRNA synthetases | F: | ECOD (v294.1) |
| D | Lipocalin | e6sf2D1 | A: a/b three-layered sandwiches | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Lipocalin | ECOD (v294.1) |