The chemical reactions and pathways resulting in the formation of GDP-L-fucose from GDP-D-mannose via GDP-4-dehydro-6-deoxy-D-mannose, requiring the functions of GDP-mannose 4,6-dehydratase (EC:4.2.1.47) and GDP-L-fucose synthase (EC:1.1.1.271).
Synonyms:
exact_synonym:
'de novo' GDP-L-fucose anabolism; 'de novo' GDP-L-fucose biosynthesis; 'de novo' GDP-L-fucose formation; 'de novo' GDP-L-fucose synthesis; GDP-L-fucose biosynthesis, de novo pathway; GDP-L-fucose biosynthetic process, de novo pathway