3SO3:
reference: A reverse binding motif that contributes to specific protease inhibition by antibodies., Schneider EL, Lee MS, Baharuddin A, Goetz DH, Farady CJ, Ward M, Wang CI, Craik CS, J Mol Biol. 2012 Jan 27;415(4):699-715. Epub 2011 Nov 27. PMID: 22154938

This OCA Structure page
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