3CI2:
reference: Refinement of the three-dimensional solution structure of barley serine proteinase inhibitor 2 and comparison with the structures in crystals., Ludvigsen S, Shen HY, Kjaer M, Madsen JC, Poulsen FM, J Mol Biol 1991 Dec 5;222(3):621-35. PMID: 1748996

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