1GM2:
reference: The (1)H-NMR solution structure of the antitryptic core peptide of Bowman-Birk inhibitor proteins: a minimal canonical loop., Brauer AB, Kelly G, Matthews SJ, Leatherbarrow RJ, J Biomol Struct Dyn 2002 Aug;20(1):59-70. PMID: 12144352

This OCA Structure page
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