KnowraOrnithineLinked fromLinked fromThe 4 pages that link to Ornithine, each with the reason it gives.All 4Related 4Tropane alkaloidRelated: Plant tropane biosynthesis draws on ornithine-derived intermediates to build the nitrogenous ring.ArginineRelated: Arginase produces ornithine, which can feed several downstream pathways.CitrullineRelated: Ornithine supplies the carbon skeleton from which citrulline is formed.PutrescineRelated: Decarboxylation of ornithine yields putrescine in a major biosynthetic pathway.