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Periodical. Fuller, Robert S., and Arthur Kornberg. "Purified dnaA Protein in Initiation of Replication at the Escherichia coli Chromosomal Origin of Replication." Proceedings of the National Academy of Sciences of the United States of America 80, (October 1983): 5817-5821. Article. 5 Images.. Proceedings of the National Academy of Sciences of the United States of America