Fig. 2From: Engineering microbial consortia of Elizabethkingia meningoseptica and Escherichia coli strains for the biosynthesis of vitamin K2Bioinformatic and SDS-PAGE analysis of EmOPPS. A Alignment of amino acid sequences of prenyltransferases. The black box on a colour background indicates similar amino acid residues. The two conserved DDXXD motifs are indicated. B SDS-PAGE analysis of recombinant protein levels in Escherichia coli BL21 (DE3) cells at 30 °C for 4 h. Lanes 1, 3, 5, 7: supernatant. Lanes 2, 4, 6, 8: precipitateBack to article page