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US 5,346,830 AGranted
Gene expression system based on regulatory elements of bateriophage P2 and satellite phage P4
AssigneeCenter for Innovative Technology
InventorGail Christie
Life of this patent
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Abstract
An E. coli heterologous gene expression system comprising a multicopy expression vector comprising an F promoter from bacteriophage P2; and at least one copy of a DNA sequence comprising a delta gene from satellite P4 operably linked to a regulatable promoter on a different replicon is disclosed.
Claims2
An E. coli heterologous gene expression system comprising:
- a) a multicopy expression vector comprising an F promoter from bacteriophage P2;
- and
- b) at least one copy of a DNA sequence comprising a delta gene from satellite bacteriophage P4 operably linked to a regulatable promoter.
Dependencies are inferred from the claim text.