1S4V:
reference: The 2.0 A crystal structure and substrate specificity of the KDEL-tailed cysteine endopeptidase functioning in programmed cell death of Ricinus communis endosperm., Than ME, Helm M, Simpson DJ, Lottspeich F, Huber R, Gietl C, J Mol Biol 2004 Mar 5;336(5):1103-16. PMID: 15037072

This OCA Structure page
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