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The UlaG protein family defines novel structural and functional motifs grafted on an ancient RNase fold

Francisco J Fernandez*, Fernando Garces, Miguel López-Estepa, Juan Aguilar, Laura Baldomà, Miquel Coll, Josefa Badia and M Cristina Vega*

BMC Evolutionary Biology 2011, 11:273 doi:10.1186/1471-2148-11-273

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