Fig. 3From: Overexpression of artificially fused bifunctional enzyme 4CL1–CCR: a method for production of secreted 4-hydroxycinnamaldehydes in Escherichia coli Color change of the medium due to fusion enzyme 4CL1–CCR. W, wild type E. coli strains M15; R, recombinant E. coli strains M-4CL1–CCR; S1 p-coumaric acid; S2 caffeic acid; S3 ferulic acid.Back to article page