Molecular evolution before the origin of species

Progress in Biophysics and Molecular Biology

Volumn 79, Issue 1-3, 2002, Pages 77-133

  Davis, Brian K ^a  

^a Research Foundation of Southern California   (United States)

Author keywords

Cell formation; Code evolution; Cofactor anchor; Hydrophobic domain; Pre divergence proteins; Residue profile; Transitional genome

Indexed keywords

ARCHAEAL PROTEIN; BACTERIAL PROTEIN; DNA; FERREDOXIN; PROTEIN; PROTON TRANSPORTING ADENOSINE TRIPHOSPHATASE;

AMINO ACID SEQUENCE; BIOGENESIS; BIOLOGICAL MODEL; CELL DIVISION; CELL MEMBRANE; ENZYMOLOGY; GENETICS; MOLECULAR EVOLUTION; MOLECULAR GENETICS; PHYLOGENY; REVIEW; SEQUENCE HOMOLOGY;

AMINO ACID SEQUENCE; ARCHAEAL PROTEINS; BACTERIAL PROTEINS; BIOGENESIS; CELL DIVISION; CELL MEMBRANE; DNA; EVOLUTION, MOLECULAR; FERREDOXINS; MODELS, BIOLOGICAL; MOLECULAR SEQUENCE DATA; PHYLOGENY; PROTEINS; PROTON-TRANSLOCATING ATPASES; SEQUENCE HOMOLOGY, AMINO ACID;

ARCHAEA; EUKARYOTA; PROKARYOTA;

EID: 0036558591     PISSN: 00796107     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0079-6107(02)00012-3     Document Type: Review

References (132)

1. Altschul S.F., Madden T.L., Schaffer A.A., Zhang J., Zhang Z., Miller W., Lipman D.J. Gapped BLAST and PSI-BLAST. a new generation of protein database search programs Nucleic Acids Res. 25:1997;3389-3402.
2. Amirnovin R. An analysis of the metabolic theory of the genetic code. J. Mol. Evol. 44:1997;473-476.
3. Aron D.I. Ferredoxin and photosynthesis. Science. 149:1965;1460-1470.
4. Arrhenius G., Sales B., Mojzsis S., Lee T. Entropy and change in molecular evolution - the case of phosphate. J. Theor. Biol. 187:1997;503-522.
5. Baldauf S.L., Palmer J.P., Doolittle W.F. The root of the universal tree and the origin of eukaryotes based on elongation factor phylogeny. Proc. Natl. Acad. Sci. USA. 93:1996;7749-7754.
6. Barnes S.M., Delwiche C.F., Palmer J.D., Pace N.R. Perspectives on archaeal diversity, thermophily and monophyly from environmental rRNA sequences. Proc. Natl. Acad. Sci. USA. 93:1996;9188-9193.
7. Bar-Nun A., Kochavi E., Bar-Nun S. Assemblies of free amino acids as possible prebiotic catalysts. J. Mol. Evol. 39:1994;116-122.
8. Baross J.A. Do the geological and geochemical records of the early Earth support the prediction from global phylogenetic models of a thermophilic cenancestor? Wiegel J., Adams M.W.W. Thermophiles: The Keys to Molecular Evolution and the Origin of Life? 1998;3-18 Taylor & Francis, Philadelphia.
9. Benner S.A., Ellington A.D., Tauer A. Modern metabolism as a palimpsest of the RNA world. Proc. Natl. Acad. Sci. USA. 86:1989;7054-7058.
10. Blattner F.R., Plunckett G., Bloch C.A., Perna N.T., Burland V.et al. The complete genome sequence of Escherichia coli K-12. Science. 277:1997;1453-1462.
11. Boutelrow A. Formation synthetique d'une substance sucre. C. R. Acad. Sci. 53:1861;145-147.
12. Bretscher M.S., Goodman H.M., Menninger J.R., Smith J.D. Polypeptide chain termination using synthetic polynucleotides. J. Mol. Biol. 14:1965;634-639.
13. Brown J.R., Doolittle W.F. Root of the universal tree of life based on ancient aminoacyl-tRNA synthetase gene duplications. Proc. Natl. Acad. Sci. USA. 92:1995;2441-2445.
14. Bult C.J., White O., Olsen G.J., Zhou L., Flieschmann R.D.et al. Complete genome sequence of the methanogenic archaeon, Methanococcus jannaschii. Science. 273:1996;1058-1073.
15. Cate J.H., Yusupov M.M., Yusupova G.Z., Earnest T.N., Noller H.F. X-ray crystal structures of 70S ribosome functional complexes. Science. 285:1999;2095-2104.
16. Cech T. A model for the RNA-catalyzed replication of RNA. Proc. Natl. Acad. Sci. USA. 83:1986;4360-4363.
17. Ceska T.A., Sayers J.R., Stier G., Suck D. A helical arch allowing single stranded DNA to thread through T5 5′-exo-nuclease. Nature. 382:1996;90-93.
18. Crick F.H.C., Griffith J.S., Orgel L.E. Codes without commas. Proc. Natl. Acad. Sci. USA. 43:1957;416-421.
19. Curnow A.W., Ibba M., Soll D. tRNA-dependent asparagine formation. Nature. 382:1996;589-590.
20. Darnell J.E., Doolittle W.F. Speculations on the early course of evolution. Proc. Natl. Acad. Sci. USA. 83:1986;1271-1275.
21. Davis B.K. Evolution of the genetic code. Prog. Biophys. Mol. Biol. 72:1999;157-243.
22. Davis, B.K., 1999b. Residue Profile in Predivergence Sequences as a Guide to the Origin of DNA Replication. Preprint RFSC 99-01/(Los Alamos) Physics 9911037.
23. Davis, B.K., 2002. The Biosynthetic Order of Amino Acid Addition to the Genetic Code. Manuscript in preparation.
24. Denda K., Konishi J., Oshima T., Date T., Yoshida M. A gene encoding the proteolipid subunit of Sulfolobus acidocaldarius ATPase complex. J. Biol. Chem. 264:1989;7119-7121.
25. Desai A., Mitchison T.J. Tubulin and FtsZ structures. functional and therapeutic implications BioEssays. 20:1998;523-527.
26. Di Giulio M., Medugno M. The robust statistical bases of the coevolution theory of the genetic code origin. J. Mol. Evol. 50:2000;258-263.
27. Doolittle W.F. Phylogenetic classification and the universal tree. Science. 284:2000;2124-2128.
28. Dunnill P. Triplet nucleotide-amino-acid pairing; a stereochemical basis for the division between protein and non-protein amino acids. Nature. 210:1966;1267-1268.
29. Eck R.V., Dayhoff M.O. Evolution of the structure of ferredoxin based on living relics of primitive amino acid sequences. Science. 152:1966;363-366.
30. Edgell D.R., Doolittle W.F. Archaea and the origin(s) of DNA replication proteins. Cell. 89:1997;995-998.
31. Efron B. Six questions raised by the bootstrap. Lepage A., Billiard L. Exploring the Limits of the Bootstrap. 1992;99-126 Wiley-Interscience, New York.
32. Eiler J.M., Mojzsis S.J., Arrhenius G. Carbon isotope evidence for early life. Nature. 386:1997;665.
33. Erickson H.P., Taylor D.W., Bramhill D. Bacterial cell division protein FtsZ assembles into protofilament sheets and minirings, structural homologs of tubulin polymers. Proc. Natl. Acad. Sci. USA. 93:1996;519-523.
34. Evans M.C.W., Buchanan B.D., Arnon D.I. A new ferredoxin-dependent carbon reduction cycle in a photosynthetic bacterium. Proc. Natl. Acad. Sci. USA. 87:1966;8860-8863.
35. Felsenstein J. Confidence limits on phylogenies. an approach using the bootstrap Evolution. 39:1985;783-791.
36. Fitch W.M. Toward defining the course of evolution. minimum change for a specific tree topology Syst. Zool. 20:1971;406-416.
37. Fleischmann R.D., Adams M.D., White O., Clayton R.A., Kirkness E.F.et al. Whole-genome random sequencing and assembly of Haemophilus influenza Rd. Science. 269:1995;496-512.
38. Ferris J.P., Hill A.R., Liu R., Orgel L.E. Synthesis of long prebiotic oligomers on mineral surfaces. Nature. 381:1996;59-61.
39. Fox G.E., Stackebrandt E., Hespell R.B., Gibson J., Maniloff J., Dyer T.A., Wolfe R.S., Balch W.E., Tanner R.S., Magrum L.J., Zablen L.B., Blakemore R., Gupta R., Bonen, Lewis B.J., Stahl D.A., Luehrsen K.R., Chen K.N., Woese C.R. The phylogeny of prokaryotes. Science. 209:1980;457-463.
40. Fraser C.M., Gocayne J.D., White O., Adams M.D., Clayton R.A.et al. The minimum gene complement of Mycoplasma genitalium. Science. 270:1995;397-403.
41. Gabel N.W., Ponnamperuma C. Model for origin of monosaccharides. Nature. 216:1967;453-455.
42. Gln transamidation pathway among bacteria. J. Biol. Chem. 271:1996;14856-14863.
43. Garrett R.H., Grisham C.M. Biochemistry. 2nd Edition:1999;Saunders, San Diego.
44. George D.G., Hunt L.T., Yeh L.-A., Barker W.C. New perspectives on bacterial ferredoxin evolution. J. Mol. Evol. 22:1985;20-31.
45. Giri L., Hill W.E., Wittmann H.G. Ribosomal proteins. their structure and spatial arrangement in prokaryotic ribosomes Adv. Protein Chem. 36:1984;1-78.
46. Goffeau A., Barrell B.G., Bussey H., Davis R.W., Dujon B.et al. Life with 6000 genes. Science. 274:1996;563-567.
47. Gogarten J.P., Taiz L. Evolution of proton pumping ATPases. rooting the tree of life Photosynth. Res. 33:1992;137-146.
48. +-ATPase. implications for the origin of eukaryotes Proc. Natl. Acad. Sci. USA. 86:1989;6661-6665.
49. Gribaldo S., Cammarano P. The root of the universal tree of life inferred from anciently duplicated genes encoding components of the protein targeting machinery. J. Mol. Evol. 47:1998;508-516.
50. Gropp F., Reiter W.D., Sentenac A., Zillig W., Schnabel R., Thomm M., Stetter K.O. Homologies of components of DNA-dependent RNA polymerase of archaebacteria, eukaryotes and eubacteria. Syst. Appl. Microbiol. 7:1986;95-101.
51. Guex N., Diemand A., Peitsch M.C. Protein modelling for all. Trends Biochem. Sci. 24:1999;364-367.
52. Hartman H. Speculations on the origins and evolution of metabolism. J. Mol. Evol. 4:1975;359-370.
53. Heinen W., Lauwers A.M. Organic sulfur compounds resulting from the interaction of iron sulfide, hydrogen sulfide and carbon dioxide in an anaerobic aqueous environment. Origins of Life. 26:1996;131-150.
54. Hilario E., Gogarten J.P. Horizontal transfer of ATPase genes - the tree of life becomes a net of life. BioSystems. 31:1993;111-119.
55. Hill A.R., Bohler C., Orgel L.E. Polymerization on the rocks. negatively charged α-amino acids Origins of Life. 28:1998;235-243.
56. Himmelreich R., Hilbert H., Plagens H., Pirkl E., Li B.C., Hermann R. Complete sequence analysis of the genome of the bacterium Mycoplasma pnbeumoniae. Nucleic Acids Res. 24:1996;4420-4449.
57. Huber C., Wachterhauser G. Activated acetic acid by carbon fixation on (Fe,Ni)S under primordial conditions. Science. 276:1997;245-247.
58. Inoue T., Orgel L.E. Oligomerization of (guanosine 5′-phosphor)-2-methylimidazolide on poly(c). A RNA polymerase model. J. Mol. Biol. 162:1982;201-217.
59. Inouye M., Inouye S. msDNA and bacterial reverse transcriptase. Ann. Rev. Microbiol. 45:1991;163-186.
60. Iwabe N., Kuma K.-I., Hasegawa M., Osawa S., Miyata T. Evolutionary relationships of archaebacteria, eubacteria and eukaryotes inferred from phylogenetic trees of duplicated genes. Proc. Natl. Acad Sci. USA. 86:1989;9355-9359.
61. Jin D.J., Zhou Y.N. Mutational analysis of structure-function relationship of RNA polymerase in Escherichia coli. Adhya S. Methods in Enzymology. Vol. 273:1996;300-319 Academic Press, San Diego.
62. Joyce G.F., Schwartz A.W., Miller S.L., Orgel L. The case for an ancestral genetic system involving simple analogues for the nucleotides. Proc. Natl. Acad. Sci. USA. 84:1987;4398-4402.
63. Jukes T.H., Cantor C.R. Evolution of proteins. Munro H.N. Mammalian Protein Metabolism. Vol. 3:1969;21-132 Academic Press, New York.
64. Kaltoum H., Portemer C., Confdalonieri F., Duguet M., Bouthier De La Tour C. DNA topoisomerases I from thermophilic bacteria. cloning and sequencing of the DNA topoisomerase I from fervidobacterium islandicum Syst. Appl. Microbiol. 20:1997;505-512.
65. Kandler O. The early diversification of life and the origin of the three domains. a proposal Wiegel J., Adams M.W.W. Thermophiles: The Keys to Molecular Evolution and the Origin of Life? 1998;19-31 Taylor & Francis, Philadelphia.
66. Kaneko T., Sato S., Kotani H., Tanaka A., Asamizu E.et al. Sequence analysis of the genome of the unicellular cyanobacterium Synechocystis sp. strain PCC6803. II. Sequence determination of the entire genome and assignment of potential protein-coding regions. DNA Res. 3:1996;109-136.
67. Kimura M., Ishihama A. Functional map of the alpha subunit of Escherichia coli RNA polymerase: amino acid substitution within the amino-terminal assembly domain. J. Mol. Biol. 254:1995;342-349.
68. Klenk H.P., Clayton R.A., Tomb J.F.et al. The complete genome sequence of the hyperthermophilic, sulfate-reducing archaeon Archaeoglobus fulgidus. Nature. 390:1997;364-370.
69. Kollman J.M., Doolittle R.F. Determining the relative rates of change for prokaryotic and eukaryotic proteins with anciently duplicated paralogs. J. Mol. Evol. 51:2000;173-181.
70. Koonin E.V., Galperin M.Y. Prokaryote genomes. the emerging paradigm of genome-based microbiology Curr. Opinion Genet. Dev. 7:1997;757-763.
71. Kvenvolden K., Lawless J., Pering K., Peterson E., Flores J., Ponnamperuma C., Kaplan I.A., Moore C. Evidence for extraterrestrial amino-acids and hydrocarbons in the Murchison meteorite. Nature. 228:1970;923-926.
72. Kyrpides N., Overbeek R., Ouzounis C. Universal protein families and the functional content of the last universal common ancestor. J. Mol. Evol. 49:1999;413-423.
73. Lahav N., Nir S., Elitzur A.C. The emergence of life on earth. Prog. Biophys. Mol. Biol. 75:2001;75-120.
74. Langer D., Hain J., Thuriaux P., Zillig W. Transcription in Archaea. similarity to that in eucarya Proc. Natl. Acad. Sci. USA. 92:1995;5768-5772.
75. Lawson F.S., Charlebois R.L., Dillon J.A.R. Phylogenetic analysis of carbomyl-phosphate genes. evolution involving multiple gene duplications, gene fusions, and insertions and deletions of surrounding sequences Mol. Biol. Evol. 13:1996;970-977.
76. Lazcano A., Miller S.L. On the origin of metabolic pathways. J. Mol. Evol. 49:1999;424-431.
77. Lazcano A., Valverde V., Hernandez G., Gariglio P., Fox G.E., Oro J. On the early emergence of reverse transcriptase. theoretical basis and experimental evidence J. Mol. Evol. 35:1992;524-536.
78. Leipe D.D., Aravind L., Koonin E.V. Did DNA replication evolve twice independently? Nucleic Acids Res. 27:1999;3389-3401.
79. Lim D., Maas W.K. Reverse transcriptase-dependent synthesis of a covalently linked, branched DNA-RNA compound in E. coli B. Cell. 56:1989;891-904.
80. Lopez P., Forterre P., Philippe H. The root of the tree of life in the light of the covarian model. J. Mol. Evol. 49:1999;496-508.
81. Lowe J., Amos L. Crystal structure of the bacterial cell-division protein FtsZ. Nature. 391:1998;203-206.
82. Macedo-Ribeiro S., Darimont B., Sterner R., Huber R. Small structural changes account for the high thermostability of 1[4Fe-4S] ferredoxin from the hyperthermophilic bacterium Thermotoga maritima. Structure. 4:1996;1291-1301.
83. Marcker K., Sanger F. N-formyl-methionyl-sRNA. J. Mol. Biol. 8:1964;835-840.
84. Margolin W., Wang R., Kumar M. Isolation of an ftsZ homolog from the Archaebacterium Halobacterium salinarium. implications for the evolution of FtsZ and tubulin J. Bacteriol. 178:1996;1320-1327.
85. Michal, G., 1978. Biochemical pathways. Boehringer Mannheim Biochemicals, Indianapolis.
86. Miller S.L., Orgel L.E. The Origin of Life on the Earth. 1974;Prentice-Hall, Englewood-Cliffs, NJ.
87. Miller S., Janin J., Lesk A.M., Chothia C. Interior and surface of monomeric proteins. J. Mol. Biol. 196:1987;641-656.
88. Miller S.L., Schopf J.W., Lazcano A. Oparin's "Origin of Life" sixty years later J. Mol. Evol. 44:1997;351-353.
89. Mojzsis S.J., Arrhenius G., McKeegan K.D., Harrison T.M., Nutman A.P., Friend C.R.L. Evidence for life on Earth before 3800 million years ago. Nature. 384:1996;55-59.
90. 0-ATPases from methanogenic Archaea. J. Bioenerg. Biomemb. 31:1999;15-27.
91. Nirenberg M., Caskey T., Marshall R., Brimbacombe R., Kellogg D.et al. The RNA code and protein synthesis. Cold Spring Harbor Symp. Quant. Biol. 31:1966;11-24.
92. Osawa S. Evolution of the Genetic Code. 1995;Oxford University Press, Oxford.
93. O'Sullivan M.O., Davenport J.B., Tuite M.F. Codon reassignment and the evolving code. problems and pitfalls in post-genome analysis Trends Genet. 17:2001;20-22.
94. Perlwitz M.D., Burks C., Waterman M.S. Pattern analysis of the genetic code. Adv. Appl. Math. 9:1988;7-21.
95. Philippe H., Forterre P. The rooting of the universal tree of life is not reliable. J. Mol. Evol. 49:1999;509-523.
96. Pitsch S., Eschenmoser A., Gedulin B., Hui S., Arrhenius G. Mineral induced formation of sugar phosphates. Origins of Life. 25:1995;297-334.
97. Reid C., Orgel L.E. Synthesis of sugars in potentially prebiotic conditions. Nature. 216:1967;455.
98. Reichard P. From RNA to DNA, why so many ribonucleotide reductases? Science. 260:1993;1773-1777.
99. Riera J., Robb F.T., Weiss R., Fontecave M. Ribonucleotide reductase in the archaeon Pyrococcus furiosus. a critical enzyme in the evolution of DNA genomes? Proc. Natl. Acad Sci. USA. 94:1997;475-478.
100. Rodwell, V.W., 1969. Biosynthesis of amino acids and related compounds. In: Greenberg, D.M. (Ed.), Metabolic Pathways, 3rd Edn., Vol. 3. Academic Press, New York, pp. 317-373.
101. Ronnenberg T.A., Landweber L.F., Freeland S.J. Testing the biosynthetic theory of the genetic code. fact or fiction? Proc. Natl. Acad. Sci. USA. 97:2000;13690-13695.
102. Russell M.J., Daia D.E., Hall A.J. The emergence of life from FeS bubbles at alkaline hot springs in an acid ocean. Weigel J., Adams M.W.W., Thermophiles The Keys to Molecular Evolution and the Origin of Life? 1998;77-126 Taylor and Francis, London.
103. Saitou N., Nei M. The neighbor-joining method. a new method for reconstructing phylogenetic trees Mol. Biol. Evol. 4:1987;406-425.
104. Saks M.E., Sampson J.R. Evolution of tRNA recognition systems and tRNA gene sequences. J. Mol. Evol. 40:1995;509-518.
105. Schon A., Kannangara C.G., Gough S., Soll D. Protein biosynthesis in organelles requires misaminoacylation of tRNA. Nature. 331:1988;187-190.
106. Schwarz R.M., Dayhoff M.O. Origins of prokaryotes, eukaryotes, mitochondria, and chloroplasts. Science. 199:1978;395-403.
107. Schwarz, R.M., Dayhoff, M.O., 1978b. Atlas of Protein Sequence and Structure, Vol. 5 (Suppl. 3). National Biomedical Research Foundation, Silver Spring, pp. 45-48.
108. Shimmin L.C., Ramirez C., Metheson A.T., Dennis P.P. Sequence alignment and evolutionary comparison of the L10 equivalent and L12 equivalent ribosomal proteins from archaea, eubacteria, and eukaryotes. J. Mol. Evol. 29:1989;448-462.
109. Smith D.R., Doucette-Stamm L.A., Deloughery C.et al. Complete genome sequence of Methanobacterium thermoautotrophicum ΔH. functional analysis and comparative genomics J. Bacteriol. 179:1997;7135-7155.
110. Sow, T-C., Pedersen, M.V., Christensen, Ooi, B-L., 1996. Total synthesis of a miniferredoxin. Biochem. Biophys. Res. Commun. 223, 360-364.
111. Sticht H., Rosch P. The structure of iron-sulfur proteins. Prog. Biophys. Mol. Biol. 70:1998;95-136.
112. Stubbe J-A., van der Donck W.A. Protein radicals in enzyme catalysis. Chem. Rev. 98:1998;705-762.
113. Sweetser D., Nonet M., Young R.A. Prokaryotic and eukaryotic RNA polymerase have homologous core subunits. Proc. Natl. Acad. USA. 84:1987;1192-1196.
114. 12-dependent ribonucleotide reductase from the archaebacterium Thermoplasma acidophila. an evolutionary solution to the ribonucleotide reductase conundrum Proc. Natl. Acad. Sci. USA. 94:1997;53-58.
115. Taylor F.J.R., Coates D. The code within codes. BioSystems. 22:1989;177-187.
116. Tomb J., White O., Kerlavage A., Clayton R., Sutton G.et al. The complete genome sequence of the gastric pathogen Heliobacter pylori. Nature. 388:1997;539-547.
117. Wachterhauser G. Before enzymes and templates. theory of surface metabolism Microbiol. Rev. 52:1988;452-484.
118. Wachterhauser G. Groundworks for an evolutionary biochemistry. the iron-sulphur world Prog. Biophys. Mol. Biol. 58:1992;85-201.
119. Wachterhauser G. The origin of life and its methodological challenge. J. Theor. Biol. 187:1997;483-494.
120. Wachterhauser G. The case for a hyperthermophilic, chemolithoautotrophic origin of life in an iron-sulfur world. Wiegel J., Adams M.W.W. Thermophiles: The Keys to Molecular Evolution and the Origin of Life? 1998;47-57 Taylor and Francis, London.
121. Wakabayashi S., Fujimoto N., Wada K., Matsubara H., Kerscher L., Oesterhelt D. Amino acid sequence of a ferredoxin from thermoacidophilic archaebacteria, Thermoplasma acidophilum. FEBS Lett. 162:1983;21-24.
122. Wang, J.C., 1996. DNA topoisomerases. In: Richardson, C.C., et al. (Eds.), Ann. Rev. Biochem. Annual Reviews Inc., Palo Alto, pp. 635-692.
123. Weber A.L., Miller S.L. Reasons for the occurrence of the twenty coded protein amino acids. J. Mol. Evol. 17:1981;273-284.
124. Wilting R., Schorling S., Persson B.C., Bock A. Selenoprotein synthesis in Archaea. identification of an mRNA element of Methanococcus jannaschii probably directing selenocysteine insertion J. Mol. Biol. 266:1997;637-641.
125. Wilcox M., Nirenberg M. Transfer RNA as a cofactor coupling amino acid synthesis with that of protein. Proc. Natl. Acad. Sci. USA. 61:1968;229-236.
126. Woese C.R. Order in the genetic code. Proc. Natl. Acad. Sci. USA. 54:1965;71-75.
127. Woese C.R. Bacterial evolution. Microbiol. Rev. 51:1987;221-271.
128. Woese C.R. The universal ancestor. Proc. Natl. Acad. Sci. USA. 95:2000;6854-6859.
129. Woese C.R., Olsen G.J., Ibba M., Soll D. Aminoacyl-tRNA synthetases, the genetic code, and the evolutionary process. Microbiol. Mol. Biol. Rev. 64:2000;202-236.
130. Wong J.T-F. A coevolution theory of the genetic code. Proc. Natl. Acad. Sci. USA. 72:1975;1909-1912.
131. Xiong Y., Eickbush T.H. Origin and evolution of retroelements based upon their reverse transcriptase sequences. EMBO J. 9:1990;3353-3362.
132. Zhou Z.H., Adams M.W.W. Site-directed mutations of the 4Fe-ferredoxin from the hyperthermophilic archaeon Pyrococcus furiosus. role of the cluster-coordinating aspartate in physiological electron transfer reactions Biochemistry. 36:1997;10892-10900.