catalytic activity:GDP-mannose = GDP-4-dehydro-6-deoxy-D-mannose + H(2)O.,cofactor:NADP.,function:Conversion of GDP-D-mannose to GDP-4-keto-6-D-deoxymannose.,pathway:Nucleotide-sugar biosynthesis; GDP-L-fucose biosynthesis via de novo pathway; GDP-L-fucose from GDP-D-mannose: step 1/2.,similarity:Belongs to the GDP-mannose 4,6-dehydratase family.,
cytoplasm,cytosol,extracellular exosome,
Highly expressed in pancreas and small intestine. Expressed in thymus, protstate, colon, heart, placenta, liver and kidney. Expressed at low levels in spleen, testis, brain and lung.