Supplementary Material for Taxadiene-5α-ol is a minor product of CYP725A4 when expressed in Escherichia coli Laxmi Sagwan-Barkdoll and Aldwin Anterola* Department of Plant Biology, Southern Illinois University, Carbondale, IL 62901, USA. *Address for correspondence: Aldwin Anterola Department of Plant Biology Southern Illinois University Carbondale Carbondale, IL 62901, USA Tel.: 618-453-3222 Fax No: 618-453-3441 Email: anterola@siu.edu