6UR2: Dna Polymerase I Large Fragment From Bacillus Stearothermoph Dna Template And Primer Containing An N3'-> P5' Linkage
reference: Synthesis of phosphoramidate-linked DNA by a modified DNA polymerase., Lelyveld VS, Zhang W, Szostak JW, Proc Natl Acad Sci U S A. 2020 Mar 31;117(13):7276-7283. doi:, 10.1073/pnas.1922400117. Epub 2020 Mar 18. PMID: 32188786

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