| P00573 | n/a | 2pi4 | GH3 | A | 902 | e2pi4A1 | Alpha-beta plaits | Adenylyl and guanylyl cyclase catalytic domain-like | Adenylyl and guanylyl cyclase catalytic domain-like | RNA_pol |
| P00573 | n/a | 2pi4 | GH3 | A | 902 | e2pi4A3 | inserted helical bundle subdomain in T7 RNA polymerase | inserted helical bundle subdomain in T7 RNA polymerase | inserted helical bundle subdomain in T7 RNA polymerase | RNA_pol |
| P00573 | n/a | 2pi4 | GH3 | A | 902 | e2pi4A5 | helical bundle in Bacillus stearothermophilus-like DNA polymerase I | helical bundle in Bacillus stearothermophilus-like DNA polymerase I | helical bundle in Bacillus stearothermophilus-like DNA polymerase I | RNA_pol |
| P00573 | n/a | 2pi4 | GH3 | A | 902 | e2pi4A6 | fingers domain in bacteriophage RB69-like DNA polymerase I | fingers domain in bacteriophage RB69-like DNA polymerase I | fingers domain in bacteriophage RB69-like DNA polymerase I | RPOL_N |