Plasmids 101: Origin of Replication
Type
Blog Post
Published
Nov. 11, 2020, 2:23 p.m.
...Some common ones you might see include ColE1, pMB1 (which comes in a few slightly different but well known...make additional copies. ori sequences are generally high in As and Ts. Why, you ask? Well, A-T base pairs...make a lot of your plasmid?
Is the gene toxic in high amounts? It is always good to keep in mind that ...propagate plasmids, but endA- E. coli are best for high yields of plasmids.
Growth conditions
The amount...culture inoculum
Freshly streaked bacteria have higher copy numbers – for optimal results always pick ...cultures.
Freshly transformed cells also give a higher plasmid yield that colonies streaked from a glycerol...stock.
Incubation for 12-16 hours tends to give higher copy numbers since the bacteria have just reached...