1. Deoxyribonucleic Acid Polymerase: Two Distinct Enzymes in One Polypeptide. II. A Proteolytic Fragment Containing the 5' -- 3' Exonuclease Function. Restoration of Intact Enzyme Functions from the Two Proteolytic Fragments Publication: American Society for Biochemistry and Molecular Biology, 10 January 1972 Subject(s): EnzymesDNAExonucleasesPeptides Archival Collection: The Arthur Kornberg Papers (Profiles in Science)