Archaea-Like Genes for C1-Transfer Enzymes in Planctomycetes: Phylogenetic Implications of Their Unexpected Presence in This Phylum Margarete BauerThierry LombardotFrank O. Glöckner OriginalPaper Pages: 571 - 586
Statistical Evidence for a More Than 800-Million-Year-Old Evolutionarily Conserved Genomic Region in Our Genome Etienne G.J. DanchinPierre Pontarotti OriginalPaper Pages: 587 - 597
A New Classification Scheme of the Genetic Code Thomas WilhelmSvetlana Nikolajewa OriginalPaper Pages: 598 - 605
The Origin of Eukaryotes Is Suggested as the Symbiosis of Pyrococcus into γ-Proteobacteria by Phylogenetic Tree Based on Gene Content Tokumasa HoriikeKazuo HamadaTakao Shinozawa OriginalPaper Pages: 606 - 619
Evolution of the Exon–Intron Structure and Alternative Splicing of the MAGE-A Family of Cancer/Testis Antigens Irena I. ArtamonovaMikhail S. Gelfand OriginalPaper Pages: 620 - 631
Evolution of Satellite DNAs in a Radiation of Endemic Hawaiian Spiders: Does Concerted Evolution of Highly Repetitive Sequences Reflect Evolutionary History? Joan PonsRosemary G. Gillespie OriginalPaper Pages: 632 - 641
Allelic Variation of HERV-K(HML-2) Endogenous Retroviral Elements in Human Populations Catriona MacfarlanePeter Simmonds OriginalPaper Pages: 642 - 656
Isolation, Characterization, and Evolutionary Divergence of Mouse RNase 6: Evidence for Unusual Evolution in Rodents Kimberly D. DyerHelene F. RosenbergJianzhi Zhang OriginalPaper Pages: 657 - 665
Molecular Adaptation in the Ice Worm, Mesenchytraeus solifugus: Divergence of Energetic-Associated Genes Angela H. FarrellKristi A. HohensteinDaniel H. Shain OriginalPaper Pages: 666 - 673
Sequence and Functional Conservation of the Intergenic Region Between the Head-to-Head Genes Encoding the Small Heat Shock Proteins αB-Crystallin and HspB2 in the Mammalian Lineage Linda DoerwaldTeun van RheedeNicolette H. Lubsen OriginalPaper Pages: 674 - 686
Genetic Distance in Housekeeping Genes Between Plasmodium falciparum and Plasmodium reichenowi and Within P. falciparum Kazuyuki TanabeNaoko SakihamaAltaf A. Lal OriginalPaper Pages: 687 - 694
What Does the Microsporidian E. cuniculi Tell Us About the Origin of the Eukaryotic Cell? Alexei FedorovHyman Hartman Articles Pages: 695 - 702
Identification of Novel Exons from Rat–Mouse Comparisons Anton Nekrutenko OriginalPaper Pages: 703 - 708
Phylogenetic Reconstruction of a Known HIV-1 CRF04_cpx Transmission Network Using Maximum Likelihood and Bayesian Methods Dimitrios ParaskevisEmmanouil MagiorkinisAngelos Hatzakis OriginalPaper Pages: 709 - 717
Introns: Mighty Elements from the RNA World Alexei FedorovLarisa Fedorova Letter to the Editor Pages: 718 - 721
Many Independent Origins of trans Splicing of a Plant Mitochondrial Group II Intron Yin-Long QiuJeffrey D. Palmer Erratum Pages: 722 - 724