Fig. 4From: Improvement of isoprene production in Escherichia coli by rational optimization of RBSs and key enzymes screeningEnzyme expression of the strain with different RBS sequences and different T.I.R. value. a IDIsa expression of the strain with different RBS sequences and different T.I.R. value. b MKmm expression of the strain with different RBS sequences and different T.I.R. value. c MvaE expression of the strain with different RBS sequences and different T.I.R. value. d ERG19 expression of the strain with different RBS sequences and different T.I.R. value. The height of the dot indicated the T.I.R. valueBack to article page