4AS2:
reference: The Structural Domains of Pseudomonas aeruginosa Phosphorylcholine Phosphatase Cooperate in Substrate Hydrolysis: 3D Structure and Enzymatic Mechanism., Infantes L, Otero LH, Beassoni PR, Boetsch C, Lisa AT, Domenech CE, Albert A, J Mol Biol. 2012 Aug 21. pii: S0022-2836(12)00608-0. doi:, 10.1016/j.jmb.2012.07.024. PMID: 22922065

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