4A2C:
reference: The crystal structure of galactitol-1-phosphate 5-dehydrogenase from Escherichia coli K12 provides insights into its anomalous behavior on IMAC processes., Esteban-Torres M, Alvarez Y, Acebron I, Rivas Bde L, Munoz R, Kohring GW, Roa AM, Sobrino M, Mancheno JM, FEBS Lett. 2012 Sep 21;586(19):3127-33. doi: 10.1016/j.febslet.2012.07.073. Epub , 2012 Aug 8. PMID: 22979983

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