The oxl file represents in ONDEX the SBML reconstruction of yeast metabolism produced in the "Jamboree", as described in the following paper.   PMID 18846089 A consensus yeast metabolic network reconstruction obtained from a community approach to systems biology. Nature Biotechnology. 2008 Oct;26(10):1155-60. Herrgård MJ, Swainston N, Dobson P, Dunn WB, Arga KY, Arvas M, Blüthgen N, Borger S, Costenoble R, Heinemann M, Hucka M, Le Novère N, Li P, Lieb...