3CL8:
reference: Logical Identification of an Allantoinase Analog (puuE) Recruited from Polysaccharide Deacetylases., Ramazzina I, Cendron L, Folli C, Berni R, Monteverdi D, Zanotti G, Percudani R, J Biol Chem. 2008 Aug 22;283(34):23295-304. Epub 2008 Jun 12. PMID: 18550550

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