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https://www.ncbi.nlm.nih.gov/Structure/pdb/3P99 3P99: Sterol 14alpha-demethylase (CYP51) from Trypanosoma brucei in complex with... Sterol 14-alpha-demethylase(3alpha,9beta,10alpha,13alpha)-30-cyclopropylidenelanost-7-en-3-olPROTOPORPHYRIN IX CONTAINING FE