title: Orphans as taxonomically restricted and ecologically important genes.
authors.affiliation: Molecular Evolution and Bioinformatics Section, CEH-Oxford, Mansfield Road, Oxford, OX1 3SR, UK.
authors.forename: G A
authors.initials: GA
authors.lastname: Wilson
authors.affiliation: Molecular Evolution and Bioinformatics Section, CEH-Oxford, Mansfield Road, Oxford, OX1 3SR, UK.
authors.forename: N
authors.initials: N
authors.lastname: Bertrand
authors.affiliation: Molecular Evolution and Bioinformatics Section, CEH-Oxford, Mansfield Road, Oxford, OX1 3SR, UK.
authors.forename: Y
authors.initials: Y
authors.lastname: Patel
authors.affiliation: Department of Ecology and Evolutionary Biology, Brown University, USA.
authors.forename: J B
authors.initials: JB
authors.lastname: Hughes
authors.affiliation: Department of Biology and Biochemistry, University of Bath, Claverton Down, Bath BA2 7AY, UK.
authors.forename: E J
authors.initials: EJ
authors.lastname: Feil
authors.affiliation: Molecular Evolution and Bioinformatics Section, CEH-Oxford, Mansfield Road, Oxford, OX1 3SR, UK.
authors.forename: D
authors.initials: D
authors.lastname: Field
mesh_terms: D001419:Bacteria / Q000145:classification* / Q000235:genetics*; D018407:Bacterial Physiological Phenomena; D004463:Ecology; D005798:Genes, Bacterial; D016680:Genome, Bacterial