PLASMID FOR EXPRESSING SECRETION OF POLYPEPTIDE USABLE IN MOLD AND YEAST AND PRODUCTION OF POLYPEPTIDE USING THE SAME
PURPOSE:To provide a new plasmid capable of secreting and expressing a useful protein and peptide such as a physiologically active peptide, a hormone or an enzyme by a mold or a yeast. CONSTITUTION:This plasmid has a promoter capable of functioning with a mold and a yeast, further a signal and a ter...
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Zusammenfassung: | PURPOSE:To provide a new plasmid capable of secreting and expressing a useful protein and peptide such as a physiologically active peptide, a hormone or an enzyme by a mold or a yeast. CONSTITUTION:This plasmid has a promoter capable of functioning with a mold and a yeast, further a signal and a terminator required for the secretion and a DNA region, replicable and selectable in Escherichia coli and is operable with the mold and yeast, e.g. a plasmid pY4'. The exemplified plasmid is constructed according to a scheme shown in the figure and a plasmid pLGR80 is obtained by ligation of a plasmid pLGG300 to a 0.63-kb Xhol/Ncol fragment derived from a cDNA. A plasmid pLGG100, the plasmid pLGG300 and an about 1.0-kb cDNA fragment are prepared by inserting a mono-and a diacylglycerol lipase gene 2.0-kb HindIII fragment of Penicillium camembertii U-150 strain into a HindIII site of an Escherichia coli vector pUC19. |
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