PIERO ontology for analysis of biochemical transformations: Effective implementation of reaction information in the IUBMB enzyme list.
Masaaki KoteraYosuke NishimuraZenichi NakagawaAi MutoYuki MoriyaShinobu OkamotoShuichi KawashimaToshiaki KatayamaToshiaki TokimatsuMinoru KanehisaSusumu GotoPublished in: J. Bioinform. Comput. Biol. (2014)