6EKV:
reference: Crystal structures of OrfX2 and P47 from a Botulinum neurotoxin OrfX-type gene cluster., Gustafsson R, Berntsson RP, Martinez-Carranza M, El Tekle G, Odegrip R, Johnson EA, Stenmark P, FEBS Lett. 2017 Oct 25. doi: 10.1002/1873-3468.12889. PMID: 29067689

This OCA Structure page
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