5′→3′ template-directed polymerase with nucleotidyl-transferase mechanism. Replicative polymerases (bacterial Pol III; eukaryotic α/δ/ε) have 3′→5′ exonuclease proof-reading (fidelity 10⁻⁷).
5′→3′ template-directed polymerase with nucleotidyl-transferase mechanism. Replicative polymerases (bacterial Pol III; eukaryotic α/δ/ε) have 3′→5′ exonuclease proof-reading (fidelity 10⁻⁷).