5G4I:
reference: Structural basis for phospholyase activity of a Class III transaminase homolog., Cuetos A, Steffen-Munsberg F, Mangas Sanchez J, Frese A, Bornscheuer UT, Hohne M, Grogan G, Chembiochem. 2016 Oct 6. doi: 10.1002/cbic.201600482. PMID: 27709756

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