5FSD:
reference: Inactivation of urease by 1,4-benzoquinone: chemistry at the protein surface., Mazzei L, Cianci M, Musiani F, Ciurli S, Dalton Trans. 2016 Apr 7;45(13):5455-9. doi: 10.1039/c6dt00652c. Epub 2016 Mar, 10. PMID: 26961812

This OCA Structure page
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