| D | | e2y0eD2 | A: alpha bundles | X: Thioredoxin-like | H: Thioredoxin-like | T: Thioredoxin-like | F: | ECOD (develop294) |
| D | Formyl_trans_N | e2y0eD3 | A: alpha bundles | X: Anticodon-binding domain of Class II aaRS | H: Anticodon-binding domain of Class II aaRS | T: Anticodon-binding domain of Class II aaRS | F: Formyl_trans_N | ECOD (develop294) |
| C | | e2y0eC2 | A: alpha bundles | X: Thioredoxin-like | H: Thioredoxin-like | T: Thioredoxin-like | F: | ECOD (develop294) |
| C | Formyl_trans_N | e2y0eC1 | A: alpha bundles | X: Anticodon-binding domain of Class II aaRS | H: Anticodon-binding domain of Class II aaRS | T: Anticodon-binding domain of Class II aaRS | F: Formyl_trans_N | ECOD (develop294) |
| B | HSCB_C | e2y0eB1 | A: alpha bundles | X: DEATH domain | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: HSCB_C | ECOD (develop294) |
| B | Formyl_trans_N | e2y0eB2 | A: alpha bundles | X: Anticodon-binding domain of Class II aaRS | H: Anticodon-binding domain of Class II aaRS | T: Anticodon-binding domain of Class II aaRS | F: Formyl_trans_N | ECOD (develop294) |
| A | HSCB_C | e2y0eA4 | A: alpha bundles | X: DEATH domain | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: HSCB_C | ECOD (develop294) |
| A | Formyl_trans_N | e2y0eA2 | A: alpha bundles | X: Anticodon-binding domain of Class II aaRS | H: Anticodon-binding domain of Class II aaRS | T: Anticodon-binding domain of Class II aaRS | F: Formyl_trans_N | ECOD (develop294) |