8644 -OEChem-04030813142D 0 0 0 0 0 0 0 0 0999 V2000 M END > 8644 > 5 > KEGG > C06409 > Is a reactant or product of enzyme EC 1.16.1.8 > C06409 [Methionine synthase]-cob(I)alamin > C06409 > http://www.genome.jp/kegg/kegg2.html > http://www.genome.jp/dbget-bin/www_bget?cpd+C06409 $$$$