1.1.1.121 - 719111 1.1.1.121 gene aldT, overexpression of His-tagged enzyme in Escherichia coli strain BL21 688344 1.1.1.121 into vector pET-11a and overexpressed in Escherichia coli BL21 (DE3) cells 697263 1.1.1.121 overexpression in Escherichia coli 747502