Fig. 3From: The occurrence of progesterone 5β-reductase is not limited to the angiosperms: a functional gene was identified in Picea sitchensis and expressed in Escherichia coli Ribbon graphics representing the 3D structural protein data calculated for orthologous P5ßR enzymes from different species. a Protein ABK24388.1 from P. sitchensis. b Protein AAL32529.1 from A. thaliana. c Protein ADG56544.1 from E. crepidifolium Back to article page