Description_x000D_ Application_x000D_ Guanosine 5′-diphosphoglucose (GDP-Glucose) is a nucleotide sugar donor substrate for glucosylation reactions mediated by enzymes called glucosyltransferases. GDP-Glucose provides a source of enzyme-available glucose residues for attachment to a wide range of polysaccharide structures._x000D_ Packaging_x000D_ 10 mg in glass bottle_x000D_ 25 mg in poly bottle_x000D_ Other Notes_x000D_ Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. G7502.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit sigma.com/metlin.