3V1V:
reference: Structure of 2-Methylisoborneol Synthase from Streptomyces coelicolor and Implications for the Cyclization of a Noncanonical C-Methylated Monoterpenoid Substrate., Koksal M, Chou WK, Cane DE, Christianson DW, Biochemistry. 2012 Apr 10;51(14):3011-20. Epub 2012 Mar 28. PMID: 22455514

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