4ON1:
reference: Structural and functional diversity of metalloproteinases encoded by the Bacteroides fragilis pathogenicity island., Shiryaev SA, Aleshin AE, Muranaka N, Kukreja M, Routenberg DA, Remacle AG, Liddington RC, Cieplak P, Kozlov IA, Strongin AY, FEBS J. 2014 Jun;281(11):2487-502. doi: 10.1111/febs.12804. Epub 2014 Apr 22. PMID: 24698179

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