FIELD: biotechnology, genetic engineering. SUBSTANCE: invention is cosmid vector pCLF3 which is "shuttle" plasmid vector for bacterial system Escherichia coli - Corynebacterium. Molecular size of pCLF3 is 10.5 thousand nucleotide pairs, capacity - about 30.5 thousand nucleotide pairs. Constructing schema is described in invention. Cosmid vector can be used for cloning DNA fragments in industrial important Corynebacterium and for transfer of cloned DNA fragments between different Corynebacterium strains by phage transduction method. EFFECT: enhanced effectiveness of vector. 4 dwg
Authors
Dates
1996-07-10—Published
1992-06-05—Filed