| A | RNA_pol_Rpc34 | e7firA1 | A: alpha arrays | X: Nuclear receptor ligand-binding domain | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: RNA_pol_Rpc34 | ECOD (v295) |
| B | RNA_pol_Rpc34 | e7firB1 | A: alpha arrays | X: Nuclear receptor ligand-binding domain | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: RNA_pol_Rpc34 | ECOD (v295) |
| C | RNA_pol_Rpc34 | e7firC1 | A: alpha arrays | X: Nuclear receptor ligand-binding domain | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: RNA_pol_Rpc34 | ECOD (v295) |
| D | RNA_pol_Rpc34 | e7firD1 | A: alpha arrays | X: Nuclear receptor ligand-binding domain | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: RNA_pol_Rpc34 | ECOD (v295) |