| P19821 | n/a | 4c8k | BMR | A | 1834 | e4c8kA1 | 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 | 4c8k | BMR | A | 1834 | e4c8kA2 | 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 | 4c8k | BMR | A | 1834 | e4c8kA3 | Alpha-beta plaits | Adenylyl and guanylyl cyclase catalytic domain-like | Adenylyl and guanylyl cyclase catalytic domain-like | DNA_pol_A |