Optimized E. coli expression strain LOBSTR eliminates common contaminants from His‐tag purification

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Optimized E. coli expression strain LOBSTR eliminates common contaminants from His-tag purification.

His-tag affinity purification is one of the most commonly used methods to purify recombinant proteins expressed in E. coli. One drawback of using the His-tag is the co-purification of contaminating histidine-rich E. coli proteins. We engineered a new E. coli expression strain, LOBSTR (low background strain), which eliminates the most abundant contaminants. LOBSTR is derived from the E. coli BL2...

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ژورنال

عنوان ژورنال: Proteins: Structure, Function, and Bioinformatics

سال: 2013

ISSN: 0887-3585,1097-0134

DOI: 10.1002/prot.24364