| Q9BW92 | DB00156 | THR | nD1 | 221.1.1 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | TGS |
| Q9BW92 | DB00156 | THR | nD2 | 309.1.2 | LuxS, MPP, ThrRS/AlaRS common domain | LuxS, MPP, ThrRS/AlaRS common domain | ThrRS/AlaRS editing domain | tRNA_SAD |
| Q9BW92 | DB00156 | THR | nD3 | 314.1.1 | Class II aaRS and biotin synthetases | Class II aaRS and biotin synthetases | Class II aaRS and biotin synthetases | tRNA-synt_2b |
| Q9BW92 | DB00156 | THR | nD4 | 7502.1.1 | Anticodon-binding domain of Class II aaRS | Anticodon-binding domain of Class II aaRS | Anticodon-binding domain of Class II aaRS | HGTP_anticodon |