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Volumn 8, Issue 3, 2013, Pages

Structural Phylogenomics Reveals Gradual Evolutionary Replacement of Abiotic Chemistries by Protein Enzymes in Purine Metabolism

Author keywords

[No Author keywords available]

Indexed keywords

AMINO ACID SEQUENCE; ARTICLE; BIOCHEMISTRY; ENZYME ACTIVITY; ENZYME ANALYSIS; GENE STRUCTURE; GEOLOGICAL TIME; MOLECULAR CLOCK; MOLECULAR EVOLUTION; PHYLOGENOMICS; PROTEIN DOMAIN; PROTEIN FOLDING; PURINE METABOLISM; RIBOSOME; SIGNAL TRANSDUCTION; STRUCTURE ACTIVITY RELATION; STRUCTURE ANALYSIS;

EID: 84874833757     PISSN: None     EISSN: 19326203     Source Type: Journal    
DOI: 10.1371/journal.pone.0059300     Document Type: Article
Times cited : (25)

References (61)
  • 3
    • 58149196295 scopus 로고    scopus 로고
    • The evolutionary mechanics of domain organization in proteomes and the rise of modularity in the protein world
    • Wang M, Caetano-Anollés G, (2009) The evolutionary mechanics of domain organization in proteomes and the rise of modularity in the protein world. Structure 17: 66-78.
    • (2009) Structure , vol.17 , pp. 66-78
    • Wang, M.1    Caetano-Anollés, G.2
  • 4
    • 33748313110 scopus 로고    scopus 로고
    • MANET: tracing evolution of protein architecture in metabolic networks
    • Kim H-S, Mittenthal J, Caetano-Anollés G, (2006) MANET: tracing evolution of protein architecture in metabolic networks. BMC Bioinformatics 7: 351.
    • (2006) BMC Bioinformatics , vol.7 , pp. 351
    • Kim, H.-S.1    Mittenthal, J.2    Caetano-Anollés, G.3
  • 5
    • 34547170043 scopus 로고    scopus 로고
    • The origin of modern metabolic networks inferred from phylogenomic analysis of protein architecture
    • Caetano-Anollés G, Kim H-S, Mittenthal JE, (2007) The origin of modern metabolic networks inferred from phylogenomic analysis of protein architecture. Proc Natl Acad Sci USA 104: 9358-9363.
    • (2007) Proc Natl Acad Sci USA , vol.104 , pp. 9358-9363
    • Caetano-Anollés, G.1    Kim, H.-S.2    Mittenthal, J.E.3
  • 6
    • 0028961335 scopus 로고
    • SCOP: a structural classification of proteins for the investigation of sequences and structures
    • Murzin A, Brenner SE, Hubbard T, Clothia C, (1995) SCOP: a structural classification of proteins for the investigation of sequences and structures. J Mol Biol 247: 536-540.
    • (1995) J Mol Biol , vol.247 , pp. 536-540
    • Murzin, A.1    Brenner, S.E.2    Hubbard, T.3    Clothia, C.4
  • 7
    • 0038486929 scopus 로고    scopus 로고
    • An evolutionarily structured universe of protein architecture
    • Caetano-Anollés G, Caetano-Anollés D, (2003) An evolutionarily structured universe of protein architecture. Genome Res 13: 1563-1571.
    • (2003) Genome Res , vol.13 , pp. 1563-1571
    • Caetano-Anollés, G.1    Caetano-Anollés, D.2
  • 8
    • 35948990789 scopus 로고    scopus 로고
    • Reductive evolution of architectural repertoires in proteomes and the birth of the tripartite world
    • Wang M, Yafremava LS, Caetano-Anollés D, Mittenthal JE, Caetano-Anollés G, (2007) Reductive evolution of architectural repertoires in proteomes and the birth of the tripartite world. Genome Res 17: 1572-1585.
    • (2007) Genome Res , vol.17 , pp. 1572-1585
    • Wang, M.1    Yafremava, L.S.2    Caetano-Anollés, D.3    Mittenthal, J.E.4    Caetano-Anollés, G.5
  • 9
    • 80053304045 scopus 로고    scopus 로고
    • The proteomic complexity and rise of the primordial ancestor of diversified life
    • Kim KM, Caetano-Anollés G, (2011) The proteomic complexity and rise of the primordial ancestor of diversified life. BMC Evol Biol 11: 140.
    • (2011) BMC Evol Biol , vol.11 , pp. 140
    • Kim, K.M.1    Caetano-Anollés, G.2
  • 10
    • 84862830777 scopus 로고    scopus 로고
    • The evolutionary history of protein fold families and proteomes confirms that the archaeal ancestor is more ancient than the ancestors of other superkingdoms
    • Kim KM, Caetano-Anollés G, (2012) The evolutionary history of protein fold families and proteomes confirms that the archaeal ancestor is more ancient than the ancestors of other superkingdoms. BMC Evol Biol 12: 13.
    • (2012) BMC Evol Biol , vol.12 , pp. 13
    • Kim, K.M.1    Caetano-Anollés, G.2
  • 15
    • 0035943351 scopus 로고    scopus 로고
    • The evolution and structural anatomy of the small molecule metabolic pathways in Escherichia coli
    • Teichmann SA, Rison SC, Thornton JM, Riley M, Gough J, et al. (2001) The evolution and structural anatomy of the small molecule metabolic pathways in Escherichia coli. J Mol Biol 311: 693-708.
    • (2001) J Mol Biol , vol.311 , pp. 693-708
    • Teichmann, S.A.1    Rison, S.C.2    Thornton, J.M.3    Riley, M.4    Gough, J.5
  • 17
    • 77953778296 scopus 로고    scopus 로고
    • History of biological metal utilization inferred through phylogenomic analysis of protein structures
    • Dupont CL, Butcher A, Valas RE, Bourne PE, Caetano-Anollés G, (2010) History of biological metal utilization inferred through phylogenomic analysis of protein structures. Proc Natl Acad Sci USA 107: 10567-10572.
    • (2010) Proc Natl Acad Sci USA , vol.107 , pp. 10567-10572
    • Dupont, C.L.1    Butcher, A.2    Valas, R.E.3    Bourne, P.E.4    Caetano-Anollés, G.5
  • 18
    • 84862687324 scopus 로고    scopus 로고
    • The phylogenomic roots of modern biochemistry: Origins of proteins, cofactors and protein biosynthesis
    • Caetano-Anollés G, Kim KM, Caetano-Anollés D, (2012) The phylogenomic roots of modern biochemistry: Origins of proteins, cofactors and protein biosynthesis. J Mol Evol 74: 1-34.
    • (2012) J Mol Evol , vol.74 , pp. 1-34
    • Caetano-Anollés, G.1    Kim, K.M.2    Caetano-Anollés, D.3
  • 19
  • 20
    • 84862908451 scopus 로고    scopus 로고
    • Protein domain structure uncovers the origin of aerobic metabolism and the rise of planetary oxygen
    • Kim KM, Qin T, Jiang Y-Y, Xiong M, Caetano-Anollés D, et al. (2012) Protein domain structure uncovers the origin of aerobic metabolism and the rise of planetary oxygen. Structure 20: 67-76.
    • (2012) Structure , vol.20 , pp. 67-76
    • Kim, K.M.1    Qin, T.2    Jiang, Y.-Y.3    Xiong, M.4    Caetano-Anollés, D.5
  • 21
    • 84861117549 scopus 로고    scopus 로고
    • The impact of oxygen on metabolic evolution: A chemoinformatic investigation
    • Jiang Y-Y, Kong D-K, Qin T, Li X, Caetano-Anollés G, et al. (2012) The impact of oxygen on metabolic evolution: A chemoinformatic investigation. PLoS Comp Biol 8: e1002426.
    • (2012) PLoS Comp Biol , vol.8
    • Jiang, Y.-Y.1    Kong, D.-K.2    Qin, T.3    Li, X.4    Caetano-Anollés, G.5
  • 22
    • 84055190820 scopus 로고    scopus 로고
    • Annotation of protein domains reveals remarkable conservation in the functional make up of proteomes across superkingdoms
    • Nasir A, Naeem A, Kahn MJ, Lopez-Nicora HD, Caetano-Anollés G, (2011) Annotation of protein domains reveals remarkable conservation in the functional make up of proteomes across superkingdoms. Genes 2: 869-911.
    • (2011) Genes , vol.2 , pp. 869-911
    • Nasir, A.1    Naeem, A.2    Kahn, M.J.3    Lopez-Nicora, H.D.4    Caetano-Anollés, G.5
  • 23
    • 84858040413 scopus 로고    scopus 로고
    • Ribosomal history reveals origins of modern protein synthesis
    • Harish A, Caetano-Anollés G, (2012) Ribosomal history reveals origins of modern protein synthesis. PLoS ONE 7: e32776.
    • (2012) PLoS ONE , vol.7
    • Harish, A.1    Caetano-Anollés, G.2
  • 24
    • 78650476811 scopus 로고    scopus 로고
    • A molecular clock of protein folds and its power in tracing the early history of aerobic metabolism and planet oxygenation
    • Wang M, Jiang Y-Y, Kim KM, Qu G, Ji H-F, et al. (2011) A molecular clock of protein folds and its power in tracing the early history of aerobic metabolism and planet oxygenation. Mol Biol Evol 28: 567-582.
    • (2011) Mol Biol Evol , vol.28 , pp. 567-582
    • Wang, M.1    Jiang, Y.-Y.2    Kim, K.M.3    Qu, G.4    Ji, H.-F.5
  • 25
    • 0037373563 scopus 로고    scopus 로고
    • The modern molecular clock
    • Bromham L, Penny D, (2003) The modern molecular clock. Nat Rev Genet 4: 216-224.
    • (2003) Nat Rev Genet , vol.4 , pp. 216-224
    • Bromham, L.1    Penny, D.2
  • 26
    • 1642554676 scopus 로고    scopus 로고
    • Reading the entrails of chickens: molecular timescales of evolution and the illusion of precision
    • Graur D, Martin W, (2004) Reading the entrails of chickens: molecular timescales of evolution and the illusion of precision. Trends Genet. 20: 80-86.
    • (2004) Trends Genet , vol.20 , pp. 80-86
    • Graur, D.1    Martin, W.2
  • 27
    • 0032193787 scopus 로고    scopus 로고
    • The role of gene duplication in the evolution of purine nucleotide salvage pathways
    • Bercerra A, Lazcano A, (1998) The role of gene duplication in the evolution of purine nucleotide salvage pathways. Orig Life Evol Biosphere 28: 539-553.
    • (1998) Orig Life Evol Biosphere , vol.28 , pp. 539-553
    • Bercerra, A.1    Lazcano, A.2
  • 28
    • 0000909183 scopus 로고
    • To what extent do biochemical pathways mimic prebiotic pathways
    • Zubay G, (1993) To what extent do biochemical pathways mimic prebiotic pathways? Chemtracts Biochem Mol Biol 4: 317-323.
    • (1993) Chemtracts Biochem Mol Biol , vol.4 , pp. 317-323
    • Zubay, G.1
  • 29
    • 0000267894 scopus 로고
    • A feasible prebiotic pathway to the purines
    • Zubay G, (1994) A feasible prebiotic pathway to the purines. Chemtracts Biochem Mol Biol 5: 179-198.
    • (1994) Chemtracts Biochem Mol Biol , vol.5 , pp. 179-198
    • Zubay, G.1
  • 30
    • 74349100743 scopus 로고    scopus 로고
    • Analysis of the intermediary metabolism of a reductive chemoautotroph
    • Srinivasan V, Morowitz HJ, (2009) Analysis of the intermediary metabolism of a reductive chemoautotroph. Biol Bull 217: 222-232.
    • (2009) Biol Bull , vol.217 , pp. 222-232
    • Srinivasan, V.1    Morowitz, H.J.2
  • 31
    • 84874861052 scopus 로고    scopus 로고
    • The coevolutionary roots of biochemistry and cellular organization challenge the RNA world paradigm
    • ms. in press
    • Caetano-Anollés G, Seufferheld MJ (2012) The coevolutionary roots of biochemistry and cellular organization challenge the RNA world paradigm. J Mol Microbiol Biotechnol, ms. in press.
    • (2012) J Mol Microbiol Biotechnol
    • Caetano-Anollés, G.1    Seufferheld, M.J.2
  • 32
    • 72449132771 scopus 로고    scopus 로고
    • The evolutionary history of the structure of 5S ribosomal RNA
    • Sun F-J, Caetano-Anollés G, (2009) The evolutionary history of the structure of 5S ribosomal RNA. J Mol Evol 69: 430-443.
    • (2009) J Mol Evol , vol.69 , pp. 430-443
    • Sun, F.-J.1    Caetano-Anollés, G.2
  • 33
    • 77953753370 scopus 로고    scopus 로고
    • Emergence and evolution of modern molecular functions inferred from phylogenomic analysis of ontological data
    • Kim KM, Caetano-Anollés G, (2010) Emergence and evolution of modern molecular functions inferred from phylogenomic analysis of ontological data. Mol Biol Evol 27: 1710-1733.
    • (2010) Mol Biol Evol , vol.27 , pp. 1710-1733
    • Kim, K.M.1    Caetano-Anollés, G.2
  • 34
    • 33947725697 scopus 로고    scopus 로고
    • The extant core bacterial proteome is an archive of the origin of life
    • Danchin A, Fang G, Noria S, (2007) The extant core bacterial proteome is an archive of the origin of life. Proteomics 7: 875-889.
    • (2007) Proteomics , vol.7 , pp. 875-889
    • Danchin, A.1    Fang, G.2    Noria, S.3
  • 35
    • 0015980083 scopus 로고
    • On earlier states of the biochemical system
    • Ycas M, (1874) On earlier states of the biochemical system. J Theor Biol 44: 145-60.
    • (1874) J Theor Biol , vol.44 , pp. 145-160
    • Ycas, M.1
  • 36
    • 0021277007 scopus 로고
    • On the origin of enzyme species by means of natural selection
    • Kacser H, Beeby R, (1984) On the origin of enzyme species by means of natural selection. J Mol Evol 20: 38-51.
    • (1984) J Mol Evol , vol.20 , pp. 38-51
    • Kacser, H.1    Beeby, R.2
  • 37
    • 0032829506 scopus 로고    scopus 로고
    • On the origin of metabolic pathways
    • Lazcano A, Miller SL, (1999) On the origin of metabolic pathways. J Mol Evol 49: 424-431.
    • (1999) J Mol Evol , vol.49 , pp. 424-431
    • Lazcano, A.1    Miller, S.L.2
  • 38
    • 84864182355 scopus 로고    scopus 로고
    • Out of fuzzy chemistry: from prebiotic chemistry to metabolic networks
    • Pereto J, (2012) Out of fuzzy chemistry: from prebiotic chemistry to metabolic networks. Chem Soc Rev 41: 5394-5403.
    • (2012) Chem Soc Rev , vol.41 , pp. 5394-5403
    • Pereto, J.1
  • 39
    • 0021771859 scopus 로고
    • The chemistry of life's origin
    • Ferris JP, (1984) The chemistry of life's origin. Chem. Eng. News 62: 22-35.
    • (1984) Chem. Eng. News , vol.62 , pp. 22-35
    • Ferris, J.P.1
  • 40
    • 0021753129 scopus 로고
    • HCN and chemical evolution: The possible role of cyano compounds in prebiotic synthesis
    • Ferris JP, Hagan Jr WJ, (1984) HCN and chemical evolution: The possible role of cyano compounds in prebiotic synthesis. Tetrahedron 40: 1093-1120.
    • (1984) Tetrahedron , vol.40 , pp. 1093-1120
    • Ferris, J.P.1    Hagan Jr, W.J.2
  • 41
    • 29244451866 scopus 로고    scopus 로고
    • Catalysis and prebiotic synthesis
    • Ferris JP, (2005) Catalysis and prebiotic synthesis. Rev Mineral Geochem 59: 187-210.
    • (2005) Rev Mineral Geochem , vol.59 , pp. 187-210
    • Ferris, J.P.1
  • 42
    • 0035100782 scopus 로고    scopus 로고
    • Prebiotic synthesis of nucleotides
    • Zubay G, Mui T, (2001) Prebiotic synthesis of nucleotides. Orig. Life Evol. Biosph. 31: 87-102.
    • (2001) Orig. Life Evol. Biosph , vol.31 , pp. 87-102
    • Zubay, G.1    Mui, T.2
  • 43
    • 0001183764 scopus 로고
    • Synthesis of purines under possible primitive Earth conditions. II. Purine intermediates from hydrogen cyanide
    • Oró J, Kimball AP, (1962) Synthesis of purines under possible primitive Earth conditions. II. Purine intermediates from hydrogen cyanide. Arch. Biochem. Biophys. 96: 293-313.
    • (1962) Arch. Biochem. Biophys , vol.96 , pp. 293-313
    • Oró, J.1    Kimball, A.P.2
  • 44
    • 79960171444 scopus 로고    scopus 로고
    • The effect of borate minerals on the synthesis of nucleic acid bases, amino acids and biogenic carboxylic acids from formamide
    • Saladino R, Barontini M, Cossetti C, Di Mauro E, Crestini C, (2011) The effect of borate minerals on the synthesis of nucleic acid bases, amino acids and biogenic carboxylic acids from formamide. Orig. Life Evol. Biosph. 41: 317-330.
    • (2011) Orig. Life Evol. Biosph , vol.41 , pp. 317-330
    • Saladino, R.1    Barontini, M.2    Cossetti, C.3    Di Mauro, E.4    Crestini, C.5
  • 45
    • 84862179573 scopus 로고    scopus 로고
    • The significance of Mg in prebiotic chemistry
    • Holm NG, (2012) The significance of Mg in prebiotic chemistry. Geobiology 10: 269-279.
    • (2012) Geobiology , vol.10 , pp. 269-279
    • Holm, N.G.1
  • 46
    • 84868677049 scopus 로고    scopus 로고
    • Asphalt, water, and the prebiotic synthesis of ribose, ribonucleosides, and RNA
    • Benner SA, Kim H-J, Carrigan MA, (2012) Asphalt, water, and the prebiotic synthesis of ribose, ribonucleosides, and RNA. Acc Chem Res 45: 2025-2034.
    • (2012) Acc Chem Res , vol.45 , pp. 2025-2034
    • Benner, S.A.1    Kim, H.-J.2    Carrigan, M.A.3
  • 47
    • 65349151867 scopus 로고    scopus 로고
    • Catalytic condensation of glycolaldehyde and glyceraldehyde with formaldehyde in neutral and weakly alkaline aqueous media: kinetics and mechanism
    • Delidovich IV, Simonov AN, Pestunova OP, Parmon VN, (2009) Catalytic condensation of glycolaldehyde and glyceraldehyde with formaldehyde in neutral and weakly alkaline aqueous media: kinetics and mechanism. Kinetics Catalysis 50: 297-303 (2009).
    • (2009) Kinetics Catalysis , vol.50 , pp. 297-303
    • Delidovich, I.V.1    Simonov, A.N.2    Pestunova, O.P.3    Parmon, V.N.4
  • 48
    • 77149164140 scopus 로고    scopus 로고
    • The silicate-mediated formose reaction: bottom-up synthesis of sugar silicates
    • Lambert JB, Gurusamy-Thangavelu SA, Ma K, (2010) The silicate-mediated formose reaction: bottom-up synthesis of sugar silicates. Science 327: 984-986.
    • (2010) Science , vol.327 , pp. 984-986
    • Lambert, J.B.1    Gurusamy-Thangavelu, S.A.2    Ma, K.3
  • 49
    • 0015505926 scopus 로고
    • Studies in prebiotic synthesis IV. Synthesis of purine nucleosides
    • Fuller WD, Sanchez RA, Orgel LE, (1972) Studies in prebiotic synthesis IV. Synthesis of purine nucleosides. J Mol Biol 67: 25-33.
    • (1972) J Mol Biol , vol.67 , pp. 25-33
    • Fuller, W.D.1    Sanchez, R.A.2    Orgel, L.E.3
  • 50
    • 66149108671 scopus 로고    scopus 로고
    • Synthesis of activated pyrimidine ribonucleotides in prebiotically plausible conditions
    • Powner MW, Gerland B, Sutherland JD, (2009) Synthesis of activated pyrimidine ribonucleotides in prebiotically plausible conditions. Nature 459: 239-242.
    • (2009) Nature , vol.459 , pp. 239-242
    • Powner, M.W.1    Gerland, B.2    Sutherland, J.D.3
  • 51
    • 0015438730 scopus 로고
    • Polyphosphate and trimetaphosphate formation under potentially prebiotic conditions
    • Osterberg R, Orgel LE, (1972) Polyphosphate and trimetaphosphate formation under potentially prebiotic conditions. J. Mol. Evol. 1: 241-248.
    • (1972) J. Mol. Evol , vol.1 , pp. 241-248
    • Osterberg, R.1    Orgel, L.E.2
  • 52
    • 0015701357 scopus 로고
    • Further studies of urea-catalyzed phosphorylation reactions
    • Osterberg R, Orgel LE, Lohrmann R, (1973) Further studies of urea-catalyzed phosphorylation reactions. J Mol Evol 2: 231-234.
    • (1973) J Mol Evol , vol.2 , pp. 231-234
    • Osterberg, R.1    Orgel, L.E.2    Lohrmann, R.3
  • 53
    • 0017745778 scopus 로고
    • Formation of nucleoside-5′-phosphoramidates under potentially prebiological conditions
    • Lohrmann R, (1977) Formation of nucleoside-5′-phosphoramidates under potentially prebiological conditions. J Mol Evol 10: 137-154.
    • (1977) J Mol Evol , vol.10 , pp. 137-154
    • Lohrmann, R.1
  • 54
    • 0036213549 scopus 로고    scopus 로고
    • Testing methods: The evaluation of discovery operations in evolutionary biology
    • Grant T, (2002) Testing methods: The evaluation of discovery operations in evolutionary biology. Cladistics 18: 94-111.
    • (2002) Cladistics , vol.18 , pp. 94-111
    • Grant, T.1
  • 55
    • 0035798406 scopus 로고    scopus 로고
    • Assignment of homology to genome sequences using a library of hidden Markov models that represent all proteins of known structure
    • Gough J, Karplus K, Hughey R, Chothia C, (2001) Assignment of homology to genome sequences using a library of hidden Markov models that represent all proteins of known structure. J Mol Biol 31: 903-919.
    • (2001) J Mol Biol , vol.31 , pp. 903-919
    • Gough, J.1    Karplus, K.2    Hughey, R.3    Chothia, C.4
  • 57
    • 70349318376 scopus 로고    scopus 로고
    • Structure is three to ten times more conserved than sequence - a study of structural response in protein cores
    • Illegård K, Ardell DH, Elofsson A, (2009) Structure is three to ten times more conserved than sequence - a study of structural response in protein cores. Proteins 77: 499-508.
    • (2009) Proteins , vol.77 , pp. 499-508
    • Illegård, K.1    Ardell, D.H.2    Elofsson, A.3
  • 58
    • 84867651617 scopus 로고    scopus 로고
    • Real-time evolution of new genes by innovation, amplification, and divergence
    • Näsvall J, Sun L, Roth JR, Andersson DI, (2012) Real-time evolution of new genes by innovation, amplification, and divergence. Science 338: 384-387.
    • (2012) Science , vol.338 , pp. 384-387
    • Näsvall, J.1    Sun, L.2    Roth, J.R.3    Andersson, D.I.4
  • 59
    • 84874880807 scopus 로고    scopus 로고
    • Widespread recruitment of ancient domain structures in modern enzymes during metabolic evolution
    • Kim HS, Mittenthal JE, Caetano-Anollés G, (2013) Widespread recruitment of ancient domain structures in modern enzymes during metabolic evolution. J Integr Bioinform 10: 214.
    • (2013) J Integr Bioinform , vol.10 , pp. 214
    • Kim, H.S.1    Mittenthal, J.E.2    Caetano-Anollés, G.3
  • 60
    • 84874917944 scopus 로고    scopus 로고
    • Benefits of using molecular structure and abundance in phylogenomic analysis
    • Caetano-Anollés G, Nasir A, (2012) Benefits of using molecular structure and abundance in phylogenomic analysis. Front Genet 3: 172.
    • (2012) Front Genet , vol.3 , pp. 172
    • Caetano-Anollés, G.1    Nasir, A.2
  • 61
    • 4043055054 scopus 로고    scopus 로고
    • Domain organization of Salmonella typhimurium formylglycinamide ribonucleotide amidotransferase revealed by X-ray crystallography
    • Anand R, Hoskin AA, Stubbe J, Ealick SE, (2004) Domain organization of Salmonella typhimurium formylglycinamide ribonucleotide amidotransferase revealed by X-ray crystallography. Biochemistry 43: 10328-10342.
    • (2004) Biochemistry , vol.43 , pp. 10328-10342
    • Anand, R.1    Hoskin, A.A.2    Stubbe, J.3    Ealick, S.E.4


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