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Description

pSTBlue-1 is a multi-purpose cloning vector featuring a versatile multiple cloning region, blue/white screening, dual opposed T7/SP6 promoters and dual kanamycin/ampicillin resistance. Restriction sites producing 4-base 3' overhangs are conveniently positioned near each end of the polylinker to facilitate the generation of unidirectional deletions using exonuclease III.