We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePhylogenomic analysis of proteins that are distinctive of Archaea and its main subgroups and the origin of methanogenesis.AuthorsGao B; Gupta RSPublicationBMC genomics, 2007, Vol 8, p86ISSN1471-2164Publication typearticleDOI10.1186/1471-2164-8-86