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. 2018 Oct 10;11:278. doi: 10.1186/s13068-018-1270-1

Fig. 2.

Fig. 2

Enzyme locations in the host strain producing the β-carotene substrate. a Soluble cytoplasmic enzymes (PhCCD1) in the cells. b PhCCD1 localized to the membrane compartment by fusion with GlpF. c CrtW and CrtZ both localized to the membrane separately. d GlpF fused to the fusion protein CrtW-CrtZ to target it to the membrane