1M7S:
reference: Structure of the Clade 1 catalase, CatF of Pseudomonas syringae, at 1.8 A resolution., Carpena X, Soriano M, Klotz MG, Duckworth HW, Donald LJ, Melik-Adamyan W, Fita I, Loewen PC, Proteins 2003 Feb 15;50(3):423-36. PMID: 12557185

This OCA Structure page
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