6JDD:
reference: Convergent evolution of the Cys decarboxylases involved in aminovinyl-cysteine (AviCys) biosynthesis., Mo T, Yuan H, Wang F, Ma S, Wang J, Li T, Liu G, Yu S, Tan X, Ding W, Zhang Q, FEBS Lett. 2019 Feb 16. doi: 10.1002/1873-3468.13341. PMID: 30771247

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