6UKD:
reference: An Irreversible Inhibitor to Probe the Role of Streptococcus pyogenes Cysteine Protease SpeB in Evasion of Host Complement Defenses., Woehl JL, Kitamura S, Dillon N, Han Z, Edgar LJ, Nizet V, Wolan DW, ACS Chem Biol. 2020 Aug 21;15(8):2060-2069. doi: 10.1021/acschembio.0c00191. Epub, 2020 Jul 28. PMID: 32662975

This OCA Structure page
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