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Identification and comparison of the desmolase operon of B. desmolans ATCC 43058 and C. cadaveris AGR2141 with C. scindens ATCC 35704. lysR, gene encoding putative LysR transcription factor; desA and desB, putative steroid-17,20-desmolase; desC, 20α-HSDH; desE, 20β-HSDH; desD, putative steroid transporter.
