1PC9:
reference: Crystal structures of BnSP-7 and BnSP-6, two Lys49-phospholipases A(2): quaternary structure and inhibition mechanism insights., Magro AJ, Soares AM, Giglio JR, Fontes MR, Biochem Biophys Res Commun 2003 Nov 21;311(3):713-20. PMID: 14623331

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