structure of PBR 322
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The molecule is a double-stranded circle 4,361* base pairs in length (2).pBR322 contains the genes for resistance to ampicillin and tetracycline, and can be amplified with chloramphenicol. The molecular weight is 2.83 x 106 daltons.
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- pBR 322 is an artificial plasmid.
- It is a gene cloning vector for E.Coli.
- It was constructed from two plasmids.
- In the plasmid pBR 322, P indicates that it is a plasmid.
- BR indicates the names of workers F.Boliver and Rodriguez, who created the plasmid.
- 322 is the specific number to distinguish the plasmid from others.
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