Two replication initiation sites on R-pl
โ
Crosa, Jorge H. ;Luttropp, Linda K. ;Heffron, Fred ;Falkow, Stanley
๐
Article
๐
1975
๐
Springer
๐
English
โ 823 KB
Replicating DNA molecules of a deletion mutant of the conjugative R-plasmid R 6 K are cleaved at a single site by the EcoRI restriction endonuclease. Electron microscope examination and measurements of the EcoRI treated replicative intermediate molecules indicate that replication can be initiated at