Mitochondrial DNA Replication Group

  1. Riccio AA, Bouvette J, Perera L, Longley MJ, Krahn JM, Williams JG, Dutcher R, Borgnia MJ, Copeland WC. 2022. Structural insight and characterization of human Twinkle helicase in mitochondrial disease. Proc Natl Acad Sci U S A. 119(32):e2207459119. [Abstract Riccio AA, Bouvette J, Perera L, Longley MJ, Krahn JM, Williams JG, Dutcher R, Borgnia MJ, Copeland WC. 2022. Structural insight and characterization of human Twinkle helicase in mitochondrial disease. Proc Natl Acad Sci U S A. 119(32):e2207459119.]
  2. Riccio AA, Sullivan ED, Copeland WC. 2022. Activation of the SARS-CoV-2 NSP14 3'-5' exoribonuclease by NSP10 and response to antiviral inhibitors. J Biol Chem. 298(1):101518. doi:10.1016/j.jbc.2021.101518. [Abstract Riccio AA, Sullivan ED, Copeland WC. 2022. Activation of the SARS-CoV-2 NSP14 3'-5' exoribonuclease by NSP10 and response to antiviral inhibitors. J Biol Chem. 298(1):101518. doi:10.1016/j.jbc.2021.101518.]
  3. Gustafson MA, Perera L, Shi M, Copeland WC. 2021. Mechanisms of SSBP1 variants in mitochondrial disease: Molecular dynamics simulations reveal stable tetramers with altered DNA binding surfaces. DNA Repair (Amst) 107:103212. [Abstract Gustafson MA, Perera L, Shi M, Copeland WC. 2021. Mechanisms of SSBP1 variants in mitochondrial disease: Molecular dynamics simulations reveal stable tetramers with altered DNA binding surfaces. DNA Repair (Amst) 107:103212.]
  4. Lujan SA, Longley MJ, Humble MH, Lavender CA, Burkholder A, Blakely EL, Alston CL, Gorman GS, Turnbull DM, McFarland R, Taylor RW, Kunkel TA, Copeland WC. 2020. Ultrasensitive deletion detection links mitochondrial DNA replication, disease, and aging. Genome Biology 21(1):248. PMCID: PMC7500033. [Abstract Lujan SA, Longley MJ, Humble MH, Lavender CA, Burkholder A, Blakely EL, Alston CL, Gorman GS, Turnbull DM, McFarland R, Taylor RW, Kunkel TA, Copeland WC. 2020. Ultrasensitive deletion detection links mitochondrial DNA replication, disease, and aging. Genome Biology 21(1):248. PMCID: PMC7500033.] [Full Text Lujan SA, Longley MJ, Humble MH, Lavender CA, Burkholder A, Blakely EL, Alston CL, Gorman GS, Turnbull DM, McFarland R, Taylor RW, Kunkel TA, Copeland WC. 2020. Ultrasensitive deletion detection links mitochondrial DNA replication, disease, and aging. Genome Biology 21(1):248. PMCID: PMC7500033.]
  5. Sullivan ED, Longley MJ, Copeland WC. 2020. Polymerase γ efficiently replicates through many natural template barriers but stalls at the HSP1 quadruplex. J Biol Chem; doi: 10.1074/jbc.RA120.015390 [Online 19 October 2020]. [Abstract Sullivan ED, Longley MJ, Copeland WC. 2020. Polymerase γ efficiently replicates through many natural template barriers but stalls at the HSP1 quadruplex. J Biol Chem; doi: 10.1074/jbc.RA120.015390 [Online 19 October 2020].] 
  6. Gustafson MA, Sullivan ED, Copeland WC. 2020. Consequences of compromised mitochondrial genome integrity. DNA Repair (Amst) 93:102916. [Abstract Gustafson MA, Sullivan ED, Copeland WC. 2020. Consequences of compromised mitochondrial genome integrity. DNA Repair (Amst) 93:102916.]
  7. Kaur P, Longley MJ, Pan H, Wang W, Countryman P, Wang H, Copeland WC. 2020. Single-molecule level structural dynamics of DNA unwinding by human mitochondrial Twinkle helicase. J Biol Chem; doi: 10.1074/jbc.RA120.012795 [Online 25 March 2020]. [Abstract Kaur P, Longley MJ, Pan H, Wang W, Countryman P, Wang H, Copeland WC. 2020. Single-molecule level structural dynamics of DNA unwinding by human mitochondrial Twinkle helicase. J Biol Chem; doi: 10.1074/jbc.RA120.012795 [Online 25 March 2020].]
  8. Del Dotto V, Ullah F, Di Meo I, Magini P, Gusic M, Maresca A, Caporali L, Palombo F, Tagliavini F, Baugh EH, Macao B, Szilagyi Z, Peron C, Gustafson MA, Khan K, La Morgia C, Barboni P, Carbonelli M, Valentino ML, Liguori R, Shashi V, Sullivan J, Nagaraj S, El-Dairi M, Iannaccone A, Cutcutache I, Bertini E, Carrozzo R, Emma F, Diomedi-Camassei F, Zanna C, Armstrong M, Page M, Stong N, Boesch S, Kopajtich R, Wortmann S, Sperl W, Davis EE, Copeland WC, Seri M, Falkenberg M, Prokisch H, Katsanis N, Tiranti V, Pippucci T, Carelli V. 2019. SSBP1 mutations cause mtDNA depletion underlying a complex optic atrophy disorder. J Clin Invest; doi: 10.1172/JCI128514 [Online 18 November 2019]. [Abstract Del Dotto V, Ullah F, Di Meo I, Magini P, Gusic M, Maresca A, Caporali L, Palombo F, Tagliavini F, Baugh EH, Macao B, Szilagyi Z, Peron C, Gustafson MA, Khan K, La Morgia C, Barboni P, Carbonelli M, Valentino ML, Liguori R, Shashi V, Sullivan J, Nagaraj S, El-Dairi M, Iannaccone A, Cutcutache I, Bertini E, Carrozzo R, Emma F, Diomedi-Camassei F, Zanna C, Armstrong M, Page M, Stong N, Boesch S, Kopajtich R, Wortmann S, Sperl W, Davis EE, Copeland WC, Seri M, Falkenberg M, Prokisch H, Katsanis N, Tiranti V, Pippucci T, Carelli V. 2019. SSBP1 mutations cause mtDNA depletion underlying a complex optic atrophy disorder. J Clin Invest; doi: 10.1172/JCI128514 [Online 18 November 2019].]
  9. Rahman S, Copeland WC. POLG-related disorders and their neurological manifestations. Nature Reviews. Neurology 2019 15(1):40-52. [Abstract Rahman S, Copeland WC. POLG-related disorders and their neurological manifestations. Nature Reviews. Neurology 2019 15(1):40-52.]
  10. Hoff KE, DeBalsi KL, Sanchez-Quintero MJ, Longley MJ, Hirano M, Naini AB, Copeland WC. Characterization of the human homozygous R182W POLG2 mutation in mitochondrial DNA depletion syndrome. PLoS one 2018 13(8):-. [Abstract Hoff KE, DeBalsi KL, Sanchez-Quintero MJ, Longley MJ, Hirano M, Naini AB, Copeland WC. Characterization of the human homozygous R182W POLG2 mutation in mitochondrial DNA depletion syndrome. PLoS one 2018 13(8):-.]
  11. Young MJ, Copeland WC. Human mitochondrial DNA replication machinery and disease. Current opinion in genetics & development 2016 38():52-62. [Abstract Young MJ, Copeland WC. Human mitochondrial DNA replication machinery and disease. Current opinion in genetics & development 2016 38():52-62.]
  12. DeBalsi KL, Hoff KE, Copeland WC. Role of the mitochondrial DNA replication machinery in mitochondrial DNA mutagenesis, aging and age-related diseases. Ageing research reviews 2016 Apr 30. pii: S1568-1637(16)30059-9. [Abstract DeBalsi KL, Hoff KE, Copeland WC. Role of the mitochondrial DNA replication machinery in mitochondrial DNA mutagenesis, aging and age-related diseases. Ageing research reviews 2016 Apr 30. pii: S1568-1637(16)30059-9.]
  13. Young MJ, Humble MM, DeBalsi KL, Sun KY, Copeland WC. POLG2 disease variants: analyses reveal a dominant negative heterodimer, altered mitochondrial localization and impaired respiratory capacity. Human molecular genetics 2015 24(18):5184-5197. [Abstract Young MJ, Humble MM, DeBalsi KL, Sun KY, Copeland WC. POLG2 disease variants: analyses reveal a dominant negative heterodimer, altered mitochondrial localization and impaired respiratory capacity. Human molecular genetics 2015 24(18):5184-5197.]
  14. Shaughnessy DT1, McAllister K, Worth L, Haugen AC, Meyer JN, Domann FE, Van Houten B, Mostoslavsky R, Bultman SJ, Baccarelli AA, Begley TJ, Sobol RW, Hirschey MD, Ideker T, Santos JH, Copeland WC, Tice RR, Balshaw DM, Tyson FL. Mitochondria, energetics, epigenetics, and cellular responses to stress. Environmental Health Perspectives 2014 122(12):1271-1278. [Abstract Shaughnessy DT1, McAllister K, Worth L, Haugen AC, Meyer JN, Domann FE, Van Houten B, Mostoslavsky R, Bultman SJ, Baccarelli AA, Begley TJ, Sobol RW, Hirschey MD, Ideker T, Santos JH, Copeland WC, Tice RR, Balshaw DM, Tyson FL. Mitochondria, energetics, epigenetics, and cellular responses to stress. Environmental Health Perspectives 2014 122(12):1271-1278.]
  15. Stumpf JD, Copeland WC. (2014)  MMS Exposure Promotes Increased MtDNA Mutagenesis in the Presence of Replication-Defective Disease-Associated DNA Polymerase γ Variants PLoS genetics 10(10):e1004748-.  [Abstract Stumpf JD, Copeland WC. (2014)  MMS Exposure Promotes Increased MtDNA Mutagenesis in the Presence of Replication-Defective Disease-Associated DNA Polymerase γ Variants PLoS genetics 10(10):e1004748-. ]
  16. Copeland WC, Longley MJ. Mitochondrial genome maintenance in health and disease. DNA repair 2014 19(July 2014):190-198. [Abstract Copeland WC, Longley MJ. Mitochondrial genome maintenance in health and disease. DNA repair 2014 19(July 2014):190-198.]
  17. Stumpf JD, Copeland WC. (2013) The Exonuclease Activity of the Yeast Mitochondrial DNA Polymerase γ Suppresses Mitochondrial DNA Deletions Between Short Direct Repeats in Saccharomyces cerevisiae. Genetics 194(2):519-522. [Abstract Stumpf JD, Copeland WC. (2013) The Exonuclease Activity of the Yeast Mitochondrial DNA Polymerase γ Suppresses Mitochondrial DNA Deletions Between Short Direct Repeats in Saccharomyces cerevisiae. Genetics 194(2):519-522.]
  18. Kasiviswanathan R, Minko IG, Lloyd RS, Copeland WC. (2013) Translesion Synthesis Past Acrolein-derived DNA Adducts by Human Mitochondrial DNA Polymerase γ. The Journal of Biological Chemistry 288(20):14247-14255. [Abstract Kasiviswanathan R, Minko IG, Lloyd RS, Copeland WC. (2013) Translesion Synthesis Past Acrolein-derived DNA Adducts by Human Mitochondrial DNA Polymerase γ. The Journal of Biological Chemistry 288(20):14247-14255.]
  19. Humble MM, Young MJ, Foley JF, Pandiri AR, Travlos GS, Copeland WC. 2013. Polg2 is essential for mammalian embryogenesis and is required for mtDNA maintenance. Human molecular genetics. 22(5):1017-1025.  [Abstract Humble MM, Young MJ, Foley JF, Pandiri AR, Travlos GS, Copeland WC. 2013. Polg2 is essential for mammalian embryogenesis and is required for mtDNA maintenance. Human molecular genetics. 22(5):1017-1025. ]
  20. Sohl C.D., Kasiviswanathan R., Copeland W.C., Anderson K.S. (2013) Mutations in human DNA polymerase γ confer unique mechanisms of catalytic deficiency that mirror the disease severity in mitochondrial disorder patients. Human molecular genetics 15(22):1074-1085. [Abstract Sohl C.D., Kasiviswanathan R., Copeland W.C., Anderson K.S. (2013) Mutations in human DNA polymerase γ confer unique mechanisms of catalytic deficiency that mirror the disease severity in mitochondrial disorder patients. Human molecular genetics 15(22):1074-1085.]
  21. Sohl CD, Kasiviswanathan R, Kim J, Pradere U, Schinazi RF, Copeland WC, Mitsuya H, Baba M, Anderson KS. (2012) Balancing antiviral potency and host toxicity: identifying a nucleotide inhibitor with an optimal kinetic phenotype for HIV-1 reverse transcriptase. Molecular pharmacology 82(1):125-33. [Abstract Sohl CD, Kasiviswanathan R, Kim J, Pradere U, Schinazi RF, Copeland WC, Mitsuya H, Baba M, Anderson KS. (2012) Balancing antiviral potency and host toxicity: identifying a nucleotide inhibitor with an optimal kinetic phenotype for HIV-1 reverse transcriptase. Molecular pharmacology 82(1):125-33.]
  22. Kasiviswanathan R, Gustafson MA, Copeland WC, Meyer JN. (2012) Human mitochondrial DNA polymerase γ exhibits potential for bypass and mutagenesis at UV-induced cyclobutane thymine dimers. The Journal of biological chemistry. 287(12):9222-9. [Abstract Kasiviswanathan R, Gustafson MA, Copeland WC, Meyer JN. (2012) Human mitochondrial DNA polymerase γ exhibits potential for bypass and mutagenesis at UV-induced cyclobutane thymine dimers. The Journal of biological chemistry. 287(12):9222-9.]
  23. Sohl CD, Singh K, Kasiviswanathan R, Copeland WC, Mitsuya H, Sarafianos SG, Anderson KS. (2012) Mechanism of interaction of human mitochondrial DNA polymerase γ with the novel nucleoside reverse transcriptase inhibitor 4'-ethynyl-2-fluoro-2'-deoxyadenosine indicates a low potential for host toxicity. Antimicrobial agents and chemotherapy.  56(3):1630-4. [Abstract Sohl CD, Singh K, Kasiviswanathan R, Copeland WC, Mitsuya H, Sarafianos SG, Anderson KS. (2012) Mechanism of interaction of human mitochondrial DNA polymerase γ with the novel nucleoside reverse transcriptase inhibitor 4'-ethynyl-2-fluoro-2'-deoxyadenosine indicates a low potential for host toxicity. Antimicrobial agents and chemotherapy.  56(3):1630-4.]
  24. Craig K, Young MJ, Blakely EL, Longley MJ, Turnbull DM, Copeland WC, Taylor RW. (2012) A p.R369G POLG2 mutation associated with adPEO and multiple mtDNA deletions causes decreased affinity between polymerase γ subunits. Mitochondrion 12(2):313-9. [Abstract Craig K, Young MJ, Blakely EL, Longley MJ, Turnbull DM, Copeland WC, Taylor RW. (2012) A p.R369G POLG2 mutation associated with adPEO and multiple mtDNA deletions causes decreased affinity between polymerase γ subunits. Mitochondrion 12(2):313-9.]
  25. Kasiviswanathan R, Collins TR, Copeland WC. (2012) The interface of transcription and DNA replication in the mitochondria. Biochimica et biophysica acta 1819(9-10):970-8. [Abstract Kasiviswanathan R, Collins TR, Copeland WC. (2012) The interface of transcription and DNA replication in the mitochondria. Biochimica et biophysica acta 1819(9-10):970-8.]
  26. Kasiviswanathan, R., and Copeland, W.C. (2011) Biochemical analysis of the G517V POLG variant reveals wild-type like activity. Mitochondrion  11(6):929-934. [Abstract Kasiviswanathan, R., and Copeland, W.C. (2011) Biochemical analysis of the G517V POLG variant reveals wild-type like activity. Mitochondrion  11(6):929-934.]
  27. Kasiviswanathan, R., and Copeland, W.C. (2011) Ribonucleotide discrimination and reverse transcription by the human mitochondrial DNA polymerase. The Journal of biological chemistry 286(36):31490-314500. [Abstract Kasiviswanathan, R., and Copeland, W.C. (2011) Ribonucleotide discrimination and reverse transcription by the human mitochondrial DNA polymerase. The Journal of biological chemistry 286(36):31490-314500.]
  28. Young, M.J., Longley, M.J., Li, F., Kasiviswanathan, R., Wong, L.J., Copeland, W.C. (2011) Biochemical analysis of human POLG2 variants associated with mitochondrial disease. Human molecular genetics 20(15):3052-3066. [Abstract Young, M.J., Longley, M.J., Li, F., Kasiviswanathan, R., Wong, L.J., Copeland, W.C. (2011) Biochemical analysis of human POLG2 variants associated with mitochondrial disease. Human molecular genetics 20(15):3052-3066.]
  29. Stumpf, J.D., Copeland, W.C. (2011) Mitochondrial DNA Replication and Disease: Insights from DNA Polymerase [gamma] Mutations. Cellular and molecular life sciences 68(2):219-233. [Abstract Stumpf, J.D., Copeland, W.C. (2011) Mitochondrial DNA Replication and Disease: Insights from DNA Polymerase [gamma] Mutations. Cellular and molecular life sciences 68(2):219-233.]
  30. Longley, M.J., Humble, M.M., Sharief, F.S., Copeland, W.C. (2010) Disease Variants of the Human Mitochondrial DNA Helicase Encoded by C10orf2 Differentially Alter Protein Stability, Nucleotide Hydrolysis and Helicase Activity. The Journal of biological chemistry 285(39):29690-296702. [Abstract Longley, M.J., Humble, M.M., Sharief, F.S., Copeland, W.C. (2010) Disease Variants of the Human Mitochondrial DNA Helicase Encoded by C10orf2 Differentially Alter Protein Stability, Nucleotide Hydrolysis and Helicase Activity. The Journal of biological chemistry 285(39):29690-296702.]
  31. Kasiviswanathan, R., Longley, M.J., Young, M.J., and Copeland, W.C. (2010) Purification and functional characterization of human mitochondrial DNA polymerase gamma harboring disease mutations. Methods. 51(4):379-384. [Abstract Kasiviswanathan, R., Longley, M.J., Young, M.J., and Copeland, W.C. (2010) Purification and functional characterization of human mitochondrial DNA polymerase gamma harboring disease mutations. Methods. 51(4):379-384.]
  32. Stumpf, J.D., Bailey, C.M., Spell, D., Stillwagon, M., Anderson, K.S., and Copeland, W.C. (2010) mip1 Containing Mutations Associated with MitochondrialDisease Causes Mutagenesis and Depletion of mtDNA in Saccharomyces cerevisiae. Human Molecular Genetics. 19(11):2123-2133. [Abstract Stumpf, J.D., Bailey, C.M., Spell, D., Stillwagon, M., Anderson, K.S., and Copeland, W.C. (2010) mip1 Containing Mutations Associated with MitochondrialDisease Causes Mutagenesis and Depletion of mtDNA in Saccharomyces cerevisiae. Human Molecular Genetics. 19(11):2123-2133.]
  33. Prasad, R., Longley, M.J., Sharief, F.S., Hou, E.W., Copeland, W.C., and Wilson, S.H. (2009) Human DNA polymerase theta¸ possesses 5'-dRP lyase activity and functions in single-nucleotide base excision repair in vitro. Nucleic acids research. 37(6):1868-1877. [Abstract Prasad, R., Longley, M.J., Sharief, F.S., Hou, E.W., Copeland, W.C., and Wilson, S.H. (2009) Human DNA polymerase theta¸ possesses 5'-dRP lyase activity and functions in single-nucleotide base excision repair in vitro. Nucleic acids research. 37(6):1868-1877.]
  34. Kasiviswanathan, R., Longley, M.J., Chan, S.S.L., and Copeland, W.C. (2009) Disease mutations in the human mitochondrial DNA polymerase thumb subdomain impart severe defects in mtDNA replication. J. Biol. Chem. 284(29): 19501-19510. [Abstract Kasiviswanathan, R., Longley, M.J., Chan, S.S.L., and Copeland, W.C. (2009) Disease mutations in the human mitochondrial DNA polymerase thumb subdomain impart severe defects in mtDNA replication. J. Biol. Chem. 284(29): 19501-19510.]
  35. Chan, S.S.L., and Copeland, W.C. Functional analysis of mutant mitochondrial DNA polymerase involved in disease. In Mitochondrial DNA: Methods and Protocols, 2nd Edition. (J. Stuart, ed) Human Press, July 22, 2009. 554: 59-72. [Abstract Chan, S.S.L., and Copeland, W.C. Functional analysis of mutant mitochondrial DNA polymerase involved in disease. In Mitochondrial DNA: Methods and Protocols, 2nd Edition. (J. Stuart, ed) Human Press, July 22, 2009. 554: 59-72.]
  36. Longley, M.J., Smith, L.A., and Copeland, W.C. Preparation of human mitochondrial single stranded DNA binding protein. In Mitochondrial DNA: Methods and Protocols, 2nd Edition. (J. Stuart, ed) Humana Press, July 22, 2009. 554: 73-85. [Abstract Longley, M.J., Smith, L.A., and Copeland, W.C. Preparation of human mitochondrial single stranded DNA binding protein. In Mitochondrial DNA: Methods and Protocols, 2nd Edition. (J. Stuart, ed) Humana Press, July 22, 2009. 554: 73-85.]
  37. Chan, S.S.L., Naviaux, R.K., Basinger, A.A., Casas, K.A., and Copeland, W.C. (2009) DeNovo Mutation in POLG Leads to Haplotype Insufficiency and Alpers Syndrome. Mitochondrion. (in press) 2009 Jun 6. [Epub ahead of print]. [Abstract Chan, S.S.L., Naviaux, R.K., Basinger, A.A., Casas, K.A., and Copeland, W.C. (2009) DeNovo Mutation in POLG Leads to Haplotype Insufficiency and Alpers Syndrome. Mitochondrion. (in press) 2009 Jun 6. [Epub ahead of print].]
  38. Prasad, R., Longley, M.J., Sharief, F.S., Hou, E.W., Copeland, W.C., and Wilson, S.H. (2009) Human DNA polymerase theta possesses 5'-dRP lyase activity and functions in single-nucleotide base excision repair in vitro. Nucleic Acids Res. 37(6): 1868-1877. [Abstract Prasad, R., Longley, M.J., Sharief, F.S., Hou, E.W., Copeland, W.C., and Wilson, S.H. (2009) Human DNA polymerase theta possesses 5'-dRP lyase activity and functions in single-nucleotide base excision repair in vitro. Nucleic Acids Res. 37(6): 1868-1877.]
  39. Stuart, G.R., Humble, M.H., Strand, M.K., and Copeland, W.C. (2009) Transcriptional response to mitochondrial NADH kinase deficiency in saccharomyces cerevisiae. Mitochondrion 9(3):211-221. [Abstract Stuart, G.R., Humble, M.H., Strand, M.K., and Copeland, W.C. (2009) Transcriptional response to mitochondrial NADH kinase deficiency in saccharomyces cerevisiae. Mitochondrion 9(3):211-221.]
  40. Bailey, C.M., Kasiviswanathan, K., Copeland, W.C., and Anderson, K.S. (2009) R964C mutation of DNA polymerase³ imparts increased stavudine toxicity by decreasing nucleoside analog discrimination and impairing polymerase activity. Antimicrobial agents and chemotherapy 53(6):2610-2612. [Abstract Bailey, C.M., Kasiviswanathan, K., Copeland, W.C., and Anderson, K.S. (2009) R964C mutation of DNA polymerase³ imparts increased stavudine toxicity by decreasing nucleoside analog discrimination and impairing polymerase activity. Antimicrobial agents and chemotherapy 53(6):2610-2612.]
  41. Chan, S.S.L., and Copeland, W.C. (2009) DNA polymerase gamma and mitochondrial disease: understanding the consequence of POLG mutations. BBA - Bioenergetics 1676(5):312-319. [Abstract Chan, S.S.L., and Copeland, W.C. (2009) DNA polymerase gamma and mitochondrial disease: understanding the consequence of POLG mutations. BBA - Bioenergetics 1676(5):312-319.]
  42. Stuart, G.R., Copeland, W.C., and Strand, M.K. (2009) Construction and application of a protein and genetic interaction network (Yeast Interactome). Nucleic acids research 37: e54. [Abstract Stuart, G.R., Copeland, W.C., and Strand, M.K. (2009) Construction and application of a protein and genetic interaction network (Yeast Interactome). Nucleic acids research 37: e54.]
  43. Szczesny, B., Tann, A.W., Longley, M.J., Copeland, W.C., and Mitra, S. (2008) Long patch base excision repair in mammalian mitochondrial genomes. The Journal of biological chemistry 283(39):26349-26356. [Abstract Szczesny, B., Tann, A.W., Longley, M.J., Copeland, W.C., and Mitra, S. (2008) Long patch base excision repair in mammalian mitochondrial genomes. The Journal of biological chemistry 283(39):26349-26356.]
  44. Wong, L.J., Naviaux, R.K., Brunetti-Pierri, N., Zhang, Q., Schmitt, E.S., Truong, C., Milone, M., Cohen, B.H., Wical, B., Ganesh, J., Basinger, A.A., Burton, B.K., Swoboda, K., Gilbert, D.L., Vanderver, A., Saneto, R.P., Maranda, B., Arnold, G., Abdenur, J.E., Waters, P.J., and Copeland, W.C. (2008) Molecular and clinical genetics of mitochondrial diseases due to POLG mutations. Human mutation 29(9):E150-E172. [Abstract Wong, L.J., Naviaux, R.K., Brunetti-Pierri, N., Zhang, Q., Schmitt, E.S., Truong, C., Milone, M., Cohen, B.H., Wical, B., Ganesh, J., Basinger, A.A., Burton, B.K., Swoboda, K., Gilbert, D.L., Vanderver, A., Saneto, R.P., Maranda, B., Arnold, G., Abdenur, J.E., Waters, P.J., and Copeland, W.C. (2008) Molecular and clinical genetics of mitochondrial diseases due to POLG mutations. Human mutation 29(9):E150-E172.]
  45. Ferraris, S., Clark, S., Garelli, E., Davidzon, G., Moore, S.A., Kardon, R.H., Bienstock, R.J., Longley, M.J., Mancuso, M., Rios, P.G., Hirano, M., Copeland, W.C., and DiMauro, S. (2008) Progressive external ophthalmoplegia, vision, and hearing loss in a patient with mutations in POLG2 and OPA1. Archives of neurology 65(1):125-131. [Abstract Ferraris, S., Clark, S., Garelli, E., Davidzon, G., Moore, S.A., Kardon, R.H., Bienstock, R.J., Longley, M.J., Mancuso, M., Rios, P.G., Hirano, M., Copeland, W.C., and DiMauro, S. (2008) Progressive external ophthalmoplegia, vision, and hearing loss in a patient with mutations in POLG2 and OPA1. Archives of neurology 65(1):125-131.]
  46. Copeland, W.C. (2008) Inherited mitochondrial diseases of DNA Replication.Annu. Rev. Med. 59: 131-146. [Abstract Copeland, W.C. (2008) Inherited mitochondrial diseases of DNA Replication.Annu. Rev. Med. 59: 131-146.]
  47. Copeland, W.C., and Longley, M.J. (2008) DNA2 resolves expanding flap in mitochondrial base excision repair. Mol. Cell. 32, 457-458 [Abstract Copeland, W.C., and Longley, M.J. (2008) DNA2 resolves expanding flap in mitochondrial base excision repair. Mol. Cell. 32, 457-458]
  48. Graziewicz, M.A., Bienstock, R.J., and Copeland, W.C. (2007) The DNA polymerase gamma Y955C disease variant associated with PEO and parkinsonism mediates the incorporation and translesion synthesis opposite 7,8-dihydro-8-oxo-2'-deoxyguanosine. Hum. Mol. Genet. 16:2729–2739. [Abstract Graziewicz, M.A., Bienstock, R.J., and Copeland, W.C. (2007) The DNA polymerase gamma Y955C disease variant associated with PEO and parkinsonism mediates the incorporation and translesion synthesis opposite 7,8-dihydro-8-oxo-2'-deoxyguanosine. Hum. Mol. Genet. 16:2729–2739.]
  49. Lewis, W., Day, B.J., Kohler, J.J., Hosseini, S.H., Chan, S.S.L., Green, E., Haase, C.P., Keebaugh, E., Long, R., Ludaway, T., Russ, R., Steltzer, J., Tioleco, N., Santoianni, R., and Copeland, W.C. (2007) Decreased MtDNA, Oxidative Stress, Cardiomyopathy, and Death from Transgenic Cardiac Targeted Human Mutant Polymerase γ. Laboratory Investigation. 87: 326-335. [Abstract Lewis, W., Day, B.J., Kohler, J.J., Hosseini, S.H., Chan, S.S.L., Green, E., Haase, C.P., Keebaugh, E., Long, R., Ludaway, T., Russ, R., Steltzer, J., Tioleco, N., Santoianni, R., and Copeland, W.C. (2007) Decreased MtDNA, Oxidative Stress, Cardiomyopathy, and Death from Transgenic Cardiac Targeted Human Mutant Polymerase γ. Laboratory Investigation. 87: 326-335.]
  50. Chan, S.S.L., Santos, J.H., Meyer, J.N., Mandavilli, B.S., Cook, Jr., D.L., McCash, C.L., Van Houten, B., Copeland, W.C., Walker, V.E., and Bishop, J.B. (2007) Mitochondrial toxicity following perinatal exposure of CD-1 mice to AZT, 3TC, or AZT-3TC. Env. Mol. Mut. 48:190-200. [Abstract Chan, S.S.L., Santos, J.H., Meyer, J.N., Mandavilli, B.S., Cook, Jr., D.L., McCash, C.L., Van Houten, B., Copeland, W.C., Walker, V.E., and Bishop, J.B. (2007) Mitochondrial toxicity following perinatal exposure of CD-1 mice to AZT, 3TC, or AZT-3TC. Env. Mol. Mut. 48:190-200.]
  51. Chan, S.S.L., Longley, M.J., and Copeland, W.C. (2006) Modulation of the W748S mutation in DNA polymerase γ by the single nucleotide polymorphism, E1143G, in mitochondrial disorders. Hum Mol Genetics 15(23): 3473-3483. [Abstract Chan, S.S.L., Longley, M.J., and Copeland, W.C. (2006) Modulation of the W748S mutation in DNA polymerase γ by the single nucleotide polymorphism, E1143G, in mitochondrial disorders. Hum Mol Genetics 15(23): 3473-3483.]
  52. Graziewicz, M.A., Longley, M.J., and Copeland, W.C. (2006) DNA polymerase gamma in mitochondrial DNA replication and repair. Chemical Reviews (Ed. Robert Kuchta) 106(2): 383-405. [Abstract Graziewicz, M.A., Longley, M.J., and Copeland, W.C. (2006) DNA polymerase gamma in mitochondrial DNA replication and repair. Chemical Reviews (Ed. Robert Kuchta) 106(2): 383-405.]
  53. Longley, M.J., Clark, S., Yu Wai Man, C., Hudson, G., Durham, S.E., Taylor, R.W., Nightingale, S., Turnbull, D.M., Copeland, W.C., and Chinnery, P.F. (2006) Mutant POLG2 disrupts DNA polymerase gamma subunits and causes progressive external ophthalmoplegia. Am. J. Hum. Genet. 78(6): 1026-1034. [Abstract Longley, M.J., Clark, S., Yu Wai Man, C., Hudson, G., Durham, S.E., Taylor, R.W., Nightingale, S., Turnbull, D.M., Copeland, W.C., and Chinnery, P.F. (2006) Mutant POLG2 disrupts DNA polymerase gamma subunits and causes progressive external ophthalmoplegia. Am. J. Hum. Genet. 78(6): 1026-1034.]
  54. Lewis, W., Kohler, J.J., Hosseini, S.H., Haase, C.P., Copeland. W.C., Bienstock, R.J., Ludaway, T., McNaught, J., Russ, R., Stuart, T., and Santoianni, R. (2006) Antiretroviral nucleosides, deoxynucleotide carrier, and mitochondrial DNA: evidence supporting the DNA pol gamma hypothesis. AIDS, 20(5): 675-684. [Abstract Lewis, W., Kohler, J.J., Hosseini, S.H., Haase, C.P., Copeland. W.C., Bienstock, R.J., Ludaway, T., McNaught, J., Russ, R., Stuart, T., and Santoianni, R. (2006) Antiretroviral nucleosides, deoxynucleotide carrier, and mitochondrial DNA: evidence supporting the DNA pol gamma hypothesis. AIDS, 20(5): 675-684.]
  55. Stuart, G.R., Santos, J.H., Strand, M.K., Van Houten, B., and Copeland, W.C. (2006) Mitochondrial and Nuclear DNA Defects in Saccharomyces cerevisiae With Mutations in DNA Polymerase gamma Associated With Progressive External Ophthalmoplegia Hum. Mol. Genetics 15(2): 363-374. [Abstract Stuart, G.R., Santos, J.H., Strand, M.K., Van Houten, B., and Copeland, W.C. (2006) Mitochondrial and Nuclear DNA Defects in Saccharomyces cerevisiae With Mutations in DNA Polymerase gamma Associated With Progressive External Ophthalmoplegia Hum. Mol. Genetics 15(2): 363-374.]
  56. Nguyen, K.V., Sharief, F.S., Chan, S.S.L., Copeland, W.C. and Naviaux, R.K. (2006) Molecular diagnosis of Alpers Syndrome. J. of Hepatology 45(1): 108-116. [Abstract Nguyen, K.V., Sharief, F.S., Chan, S.S.L., Copeland, W.C. and Naviaux, R.K. (2006) Molecular diagnosis of Alpers Syndrome. J. of Hepatology 45(1): 108-116.]
  57. Zheng, W., Khrapko, K., Coller, H.A., Thilly, W.G., and Copeland, W.C. (2006) Origins of human mitochondrial point mutations as DNA polymerase gamma–mediated errors. Mutation Research 599(1-2): 11-20. [Abstract Zheng, W., Khrapko, K., Coller, H.A., Thilly, W.G., and Copeland, W.C. (2006) Origins of human mitochondrial point mutations as DNA polymerase gamma–mediated errors. Mutation Research 599(1-2): 11-20.]
  58. Chan, S.S.L., Longley, M.J., and Copeland, W.C. (2005) The common A467T mutation in the human mitochondrial DNA polymerase (POLG) compromises catalytic efficiency and interaction with the accessory subunit. J. Biol. Chem. 280(36): 31341-31346. [Abstract Chan, S.S.L., Longley, M.J., and Copeland, W.C. (2005) The common A467T mutation in the human mitochondrial DNA polymerase (POLG) compromises catalytic efficiency and interaction with the accessory subunit. J. Biol. Chem. 280(36): 31341-31346.]
  59. Chan, S.S.L., Longley, M.J., Naviaux, R.K., and Copeland, W.C. (2005) Mono-allelic POLG expression resulting from nonsense-mediated decay and alternative splicing in a patient with Alpers syndrome. DNA Repair. 4(12): 1381-1389. [Abstract Chan, S.S.L., Longley, M.J., Naviaux, R.K., and Copeland, W.C. (2005) Mono-allelic POLG expression resulting from nonsense-mediated decay and alternative splicing in a patient with Alpers syndrome. DNA Repair. 4(12): 1381-1389.]
  60. Longley, M.J., Graziewicz, M.A., Bienstock, R.J., and Copeland, W.C. (2005) Consequences of mutations in human DNA polymerase gamma. Gene 354: 125-131. [Abstract Longley, M.J., Graziewicz, M.A., Bienstock, R.J., and Copeland, W.C. (2005) Consequences of mutations in human DNA polymerase gamma. Gene 354: 125-131.]
  61. Song, S., Pursell, Z.F., Copeland, W.C., Longley, M.J., Kunkel, T.A., and Mathews, C.K. (2005) DNA precursor asymmetries in mammalian mitochondrial tissues and possible contribution to mitochondrial mutagenesis through reduced replication fidelity. Proc. Natl. Acad. Sci. USA. 102(14): 4990-4995. [Abstract Song, S., Pursell, Z.F., Copeland, W.C., Longley, M.J., Kunkel, T.A., and Mathews, C.K. (2005) DNA precursor asymmetries in mammalian mitochondrial tissues and possible contribution to mitochondrial mutagenesis through reduced replication fidelity. Proc. Natl. Acad. Sci. USA. 102(14): 4990-4995.]
  62. Graziewicz, M.A., Longley, M.J., Bienstock, R.J., Zeviani, M., and Copeland W.C. (2004) Structure-function defects of human mitochondrial DNA polymerase in autosomal dominant progressive external ophthalmoplegia. Nat. Struct. Mol. Biol. 11(8): 770-776. [Abstract Graziewicz, M.A., Longley, M.J., Bienstock, R.J., Zeviani, M., and Copeland W.C. (2004) Structure-function defects of human mitochondrial DNA polymerase in autosomal dominant progressive external ophthalmoplegia. Nat. Struct. Mol. Biol. 11(8): 770-776.]
  63. Bienstock, R.J., and Copeland, W.C. (2004) Molecular insights into NRTI inhibition and mitochondrial toxicity revealed from a structural model of the human mitochondrial DNA polymerase. Mitochondrion. 4(2-3): 203-213. [Abstract Bienstock, R.J., and Copeland, W.C. (2004) Molecular insights into NRTI inhibition and mitochondrial toxicity revealed from a structural model of the human mitochondrial DNA polymerase. Mitochondrion. 4(2-3): 203-213.]
  64. Graziewicz, M.A., Sayer, J.M., Jerina, D.J., and Copeland, W.C. (2004) Nucleotide incorporation by human DNA polymerase gamma opposite benzo[a]pyrene and benzo[c]phenanthrene diol epoxide adducts of deoxyguanosine and deoxyadenosine. Nucleic Acids Res. 32(1): 397-405. [Abstract Graziewicz, M.A., Sayer, J.M., Jerina, D.J., and Copeland, W.C. (2004) Nucleotide incorporation by human DNA polymerase gamma opposite benzo[a]pyrene and benzo[c]phenanthrene diol epoxide adducts of deoxyguanosine and deoxyadenosine. Nucleic Acids Res. 32(1): 397-405.]
  65. Strand, M.K., Stuart, G., Longley, M.J., Graziewicz, M.A., Dominick, O.C., and Copeland, W.C. (2003) POS5 gene of Saccharomyces cerevisiae encodes a mitochondrial NADH kinase required for stability of mitochondrial DNA. Eukaryotic Cell. 2(4): 809-820. [Abstract Strand, M.K., Stuart, G., Longley, M.J., Graziewicz, M.A., Dominick, O.C., and Copeland, W.C. (2003) POS5 gene of Saccharomyces cerevisiae encodes a mitochondrial NADH kinase required for stability of mitochondrial DNA. Eukaryotic Cell. 2(4): 809-820.]
  66. Lim, S.E., Ponamarev, M.V., Longley, M.J., and Copeland, W.C. (2003) Structural determinants in human DNA polymerase gamma account for mitochondrial toxicity from nucleoside analogs J. Mol. Biol. 329(1): 45-57. [Abstract Lim, S.E., Ponamarev, M.V., Longley, M.J., and Copeland, W.C. (2003) Structural determinants in human DNA polymerase gamma account for mitochondrial toxicity from nucleoside analogs J. Mol. Biol. 329(1): 45-57.]
  67. Ponamarev, M.V., Longley, M.J., Nguyen, D., Kunkel, T.A., and Copeland, W.C. (2002) Active site mutation in DNA polymerase gamma associated with progressive external ophthalmoplegia causes error-prone DNA synthesis. J. Biol. Chem. 277(18): 15225-15228. [Abstract Ponamarev, M.V., Longley, M.J., Nguyen, D., Kunkel, T.A., and Copeland, W.C. (2002) Active site mutation in DNA polymerase gamma associated with progressive external ophthalmoplegia causes error-prone DNA synthesis. J. Biol. Chem. 277(18): 15225-15228.]
  68. Graziewicz, M.A., Day, B.J., and Copeland, W.C. (2002) The mitochondrial DNA polymerase as a target of oxidative damage. Nucleic Acids Res. 30(13): 2817-2824. [Abstract Graziewicz, M.A., Day, B.J., and Copeland, W.C. (2002) The mitochondrial DNA polymerase as a target of oxidative damage. Nucleic Acids Res. 30(13): 2817-2824.]
  69. Copeland, W.C., Editor (2002) Mitochondrial DNA: Methods and Protocols. Humana Press. Vol. 197. 432 pp. [Abstract Copeland, W.C., Editor (2002) Mitochondrial DNA: Methods and Protocols. Humana Press. Vol. 197. 432 pp.]
  70. Longley, M.J., Nguyen, D., Kunkel, T.A., and Copeland, W.C. (2001) The fidelity of human DNA polymerase gamma with and without exonucleolytic proofreading and the p55 accessory subunit. J. Biol. Chem. 276(42): 38555–38562. [Abstract Longley, M.J., Nguyen, D., Kunkel, T.A., and Copeland, W.C. (2001) The fidelity of human DNA polymerase gamma with and without exonucleolytic proofreading and the p55 accessory subunit. J. Biol. Chem. 276(42): 38555–38562.]
  71. Lim, S.E., and Copeland, W.C. (2001) Differential incorporation and removal of antiviral deoxynucleotides by human DNA polymerase gamma. J. Biol. Chem. 276(26): 23616-23623. [Abstract Lim, S.E., and Copeland, W.C. (2001) Differential incorporation and removal of antiviral deoxynucleotides by human DNA polymerase gamma. J. Biol. Chem. 276(26): 23616-23623.]