2SGP:
reference: Contribution of peptide bonds to inhibitor-protease binding: crystal structures of the turkey ovomucoid third domain backbone variants OMTKY3-Pro18I and OMTKY3-psi[COO]-Leu18I in complex with Streptomyces griseus proteinase B (SGPB) and the structure of the free inhibitor, OMTKY-3-psi[CH2NH2+]-Asp19I., Bateman KS, Huang K, Anderson S, Lu W, Qasim MA, Laskowski M Jr, James MN, J Mol Biol 2001 Jan 26;305(4):839-49. PMID: 11162096

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