General description Taq DNA polymerase is a highly processive 5 ′ → 3 ′ DNA polymerase that lacks 3 ′ → 5 ′ exonuclease activity. It is a single polypeptide chain with a molecular weight of approximately 95 kDa. Taq DNA polymerase was originally isolated from the thermophilic eubacterium Thermus aquaticus BM, a strain lacking […]
