Self-Incorporation of coenzymes by ribozymes Ronald R. BreakerGerald F. Joyce OriginalPaper Pages: 551 - 558
Did primitive microorganisms use nonhem iron proteins in place of NAD/P? Roy M. DanielMichael J. Danson OriginalPaper Pages: 559 - 563
Nucleic acid-binding metabolic enzymes: Living fossils of stereochemical interactions? Nikos C. KyrpidesChristos A. Ouzounis OriginalPaper Pages: 564 - 569
Investigating hypothetical products from noncoding frames (HyPNoFs) Antonio Facchiano OriginalPaper Pages: 570 - 577
Distribution of genetic diversity in relation to chromosomal inversions in the malaria mosquito Anopheles gambiae Kostas D. MathiopoulosGregory C. Lanzaro OriginalPaper Pages: 578 - 584
Identification and chromosomal distribution of DNA sequence segments conserved since divergence of Escherichia coli and Bacillus subtilis Takashi Kunisawa OriginalPaper Pages: 585 - 593
Paralogous origin of the rhodopsinlike opsin genes in lizards Shoji KawamuraShozo Yokoyama OriginalPaper Pages: 594 - 600
Evolution of protamine P1 genes in mammals R. QueraltR. AdroerG. H. Dixon OriginalPaper Pages: 601 - 607
A tandemly repeated DNA family originated from SINE-related elements in the European plethodontid salamanders (Amphibia, Urodela) Renata BatistoniGraziano PesoleIrma Nardi OriginalPaper Pages: 608 - 615
Dictyostelium discoideum mitochondrial DNA encodes a NADH:Ubiquinone oxidoreductase subunit which is nuclear encoded in other eukaryotes Robert A. ColeMartin B. SladeKeith L. Williams OriginalPaper Pages: 616 - 621
Improved dating of the human/chimpanzee separation in the mitochondrial DNA tree: Heterogeneity among amino acid sites Jun AdachiMasami Hasegawa OriginalPaper Pages: 622 - 628
The contribution of DNA slippage to eukaryotic nuclear 18S rRNA evolution John M. Hancock OriginalPaper Pages: 629 - 639
Evolution of nuclear rDNA its sequences in the Cladophora albida/sericea clade (Chlorophyta) Freek T. BakkerJeanine L. OlsenWytze T. Stam OriginalPaper Pages: 640 - 651
Nuclear counterparts of the cytoplasmic mitochondrial 12S rRNA gene: A problem of ancient DNA and molecular phylogenies Antoinette C. van der KuylCarla L. KuikenJaap Goudsmit OriginalPaper Pages: 652 - 657
ADH evolution and the phylogenetic footprint Robert L. DoritFrancisco José Ayala OriginalPaper Pages: 658 - 662
Sequence analysis and structural features of the largest known protamine isolated from the sperm of the archaeogastropod Monodonta turbinata M. DabanA. MartinageP. Sautière OriginalPaper Pages: 663 - 670
Partial sequence of ribulose-1,5-bisphosphate carboxylase/oxygenase and the phylogeny of Prochloron and Prochlorococcus (Prochlorales) Atsuhiro ShimadaSatoru KanaiTadashi Maruyama OriginalPaper Pages: 671 - 677
A comparison of solution and membrane-bound DNA × DNA hybridization, as used to infer phylogeny P. HoudeF.H. SheldonM. Kreitman OriginalPaper Pages: 678 - 688
Evaluation of several methods for estimating phylogenetic trees when substitution rates differ over nucleotide sites Ziheng Yang OriginalPaper Pages: 689 - 697
Structural and thermodynamic properties of DNA uncover different evolutionary histories P. MiramontesL. MedranoG. Cocho OriginalPaper Pages: 698 - 704
Does very short patch (VSP) repair efficiency vary in relation to gene expression levels? Adam Eyre-Walker Letter to the editor Pages: 705 - 706