We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleOPTIC: orthologous and paralogous transcripts in clades.AuthorsHeger A; Ponting CPPublicationNucleic acids research, 2008, Vol 36, Issue Database i, pD267ISSN1362-4962Publication typearticleDOI10.1093/nar/gkm852