| P19821 | n/a | 3t3f | N5P | A | 836 | e3t3fA6 | 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 | DNA_pol_A |
| P19821 | n/a | 3t3f | N5P | A | 836 | e3t3fA7 | 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 | DNA_pol_A |
| P19821 | n/a | 3t3f | N5P | A | 836 | e3t3fA8 | Alpha-beta plaits | Adenylyl and guanylyl cyclase catalytic domain-like | Adenylyl and guanylyl cyclase catalytic domain-like | DNA_pol_A |