摘要 |
<p>A vector plasmid containing the Ori A region of plasmid pBA1 derived from Anacystis nidulans, the multicloning region and the Ori E region of colicin E1 plasmid and being freed from the gene defined by the rop region. It can be replicated in the cells of Escherichia coli and cyanobacteria and is useful as a shuttle vector.</p> |