NameDNA polymerase subunit gamma-1
Synonyms
  • 2.7.7.7
  • MDP1
  • Mitochondrial DNA polymerase catalytic subunit
  • PolG-alpha
  • POLG1
  • POLGA
Gene NamePOLG
OrganismHuman
Amino acid sequence
>lcl|BSEQ0017584|DNA polymerase subunit gamma-1
MSRLLWRKVAGATVGPGPVPAPGRWVSSSVPASDPSDGQRRRQQQQQQQQQQQQQPQQPQ
VLSSEGGQLRHNPLDIQMLSRGLHEQIFGQGGEMPGEAAVRRSVEHLQKHGLWGQPAVPL
PDVELRLPPLYGDNLDQHFRLLAQKQSLPYLEAANLLLQAQLPPKPPAWAWAEGWTRYGP
EGEAVPVAIPEERALVFDVEVCLAEGTCPTLAVAISPSAWYSWCSQRLVEERYSWTSQLS
PADLIPLEVPTGASSPTQRDWQEQLVVGHNVSFDRAHIREQYLIQGSRMRFLDTMSMHMA
ISGLSSFQRSLWIAAKQGKHKVQPPTKQGQKSQRKARRGPAISSWDWLDISSVNSLAEVH
RLYVGGPPLEKEPRELFVKGTMKDIRENFQDLMQYCAQDVWATHEVFQQQLPLFLERCPH
PVTLAGMLEMGVSYLPVNQNWERYLAEAQGTYEELQREMKKSLMDLANDACQLLSGERYK
EDPWLWDLEWDLQEFKQKKAKKVKKEPATASKLPIEGAGAPGDPMDQEDLGPCSEEEEFQ
QDVMARACLQKLKGTTELLPKRPQHLPGHPGWYRKLCPRLDDPAWTPGPSLLSLQMRVTP
KLMALTWDGFPLHYSERHGWGYLVPGRRDNLAKLPTGTTLESAGVVCPYRAIESLYRKHC
LEQGKQQLMPQEAGLAEEFLLTDNSAIWQTVEELDYLEVEAEAKMENLRAAVPGQPLALT
ARGGPKDTQPSYHHGNGPYNDVDIPGCWFFKLPHKDGNSCNVGSPFAKDFLPKMEDGTLQ
AGPGGASGPRALEINKMISFWRNAHKRISSQMVVWLPRSALPRAVIRHPDYDEEGLYGAI
LPQVVTAGTITRRAVEPTWLTASNARPDRVGSELKAMVQAPPGYTLVGADVDSQELWIAA
VLGDAHFAGMHGCTAFGWMTLQGRKSRGTDLHSKTATTVGISREHAKIFNYGRIYGAGQP
FAERLLMQFNHRLTQQEAAEKAQQMYAATKGLRWYRLSDEGEWLVRELNLPVDRTEGGWI
SLQDLRKVQRETARKSQWKKWEVVAERAWKGGTESEMFNKLESIATSDIPRTPVLGCCIS
RALEPSAVQEEFMTSRVNWVVQSSAVDYLHLMLVAMKWLFEEFAIDGRFCISIHDEVRYL
VREEDRYRAALALQITNLLTRCMFAYKLGLNDLPQSVAFFSAVDIDRCLRKEVTMDCKTP
SNPTGMERRYGIPQGEALDIYQIIELTKGSLEKRSQPGP
Number of residues1239
Molecular Weight139561.06
Theoretical pINot Available
GO Classification
Functions
  • protease binding
  • DNA binding
  • DNA-directed DNA polymerase activity
  • 3'-5' exonuclease activity
  • chromatin binding
Processes
  • aging
  • response to gamma radiation
  • cellular response to glucose stimulus
  • base-excision repair, gap-filling
  • DNA-dependent DNA replication
  • mitochondrial DNA replication
  • response to light stimulus
  • response to hyperoxia
  • DNA biosynthetic process
  • DNA metabolic process
Components
  • mitochondrial nucleoid
  • mitochondrion
  • terminal bouton
  • protein complex
  • mitochondrial inner membrane
  • gamma DNA polymerase complex
  • extracellular exosome
General FunctionProtease binding
Specific FunctionInvolved in the replication of mitochondrial DNA. Associates with mitochondrial DNA.
Pfam Domain Function
Transmembrane RegionsNot Available
GenBank Protein IDNot Available
UniProtKB IDP54098
UniProtKB Entry NameDPOG1_HUMAN
Cellular LocationMitochondrion
Gene sequence
>lcl|BSEQ0017585|DNA polymerase subunit gamma-1 (POLG)
ATGAGCCGCCTGCTCTGGAGGAAGGTGGCCGGCGCCACCGTCGGGCCAGGGCCGGTTCCA
GCTCCGGGGCGCTGGGTCTCCAGCTCCGTCCCCGCGTCCGACCCCAGCGACGGGCAGCGG
CGGCGGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAACAGCAGCCTCAGCAGCCGCAA
GTGCTATCCTCGGAGGGCGGGCAGCTGCGGCACAACCCATTGGACATCCAGATGCTCTCG
AGAGGGCTGCACGAGCAAATCTTCGGGCAAGGAGGGGAGATGCCTGGCGAGGCCGCGGTG
CGCCGCAGCGTCGAGCACCTGCAGAAGCACGGGCTCTGGGGGCAGCCAGCCGTGCCCTTG
CCCGACGTGGAGCTGCGCCTGCCGCCCCTCTACGGGGACAACCTGGACCAGCACTTCCGC
CTCCTGGCCCAGAAGCAGAGCCTGCCCTACCTGGAGGCGGCCAACTTGCTGTTGCAGGCC
CAGCTGCCCCCGAAGCCCCCGGCTTGGGCCTGGGCGGAGGGCTGGACCCGGTACGGCCCC
GAGGGGGAGGCCGTACCCGTGGCCATCCCCGAGGAGCGGGCCCTGGTGTTCGACGTGGAG
GTCTGCTTGGCAGAGGGAACTTGCCCCACATTGGCGGTGGCCATATCCCCCTCGGCCTGG
TATTCCTGGTGCAGCCAGCGGCTGGTGGAAGAGCGTTACTCTTGGACCAGCCAGCTGTCG
CCGGCTGACCTCATCCCCCTGGAGGTCCCTACTGGTGCCAGCAGCCCCACCCAGAGAGAC
TGGCAGGAGCAGTTAGTGGTGGGGCACAATGTTTCCTTTGACCGAGCTCATATCAGGGAG
CAGTACCTGATCCAGGGTTCCCGCATGCGTTTCCTGGACACCATGAGCATGCACATGGCC
ATCTCAGGGCTAAGCAGCTTCCAGCGCAGTCTGTGGATAGCAGCCAAGCAGGGCAAACAC
AAGGTCCAGCCCCCCACAAAGCAAGGCCAGAAGTCCCAGAGGAAAGCCAGAAGAGGCCCA
GCGATCTCATCCTGGGACTGGCTGGACATCAGCAGTGTCAACAGTCTGGCAGAGGTGCAC
AGACTTTATGTAGGGGGGCCTCCCTTAGAGAAGGAGCCTCGAGAACTGTTTGTGAAGGGC
ACCATGAAGGACATTCGTGAGAACTTCCAGGACCTGATGCAGTACTGTGCCCAGGACGTG
TGGGCCACCCATGAGGTTTTCCAGCAGCAGCTACCGCTCTTCTTGGAGAGGTGTCCCCAC
CCAGTGACTCTGGCCGGCATGCTGGAGATGGGTGTCTCCTACCTGCCTGTCAACCAGAAC
TGGGAGCGTTACCTGGCAGAGGCACAGGGCACTTATGAGGAGCTCCAGCGGGAGATGAAG
AAGTCGTTGATGGATCTGGCCAATGATGCCTGCCAGCTGCTCTCAGGAGAGAGGTACAAA
GAAGACCCCTGGCTCTGGGACCTGGAGTGGGACCTGCAAGAATTTAAGCAGAAGAAAGCT
AAGAAGGTGAAGAAGGAACCAGCCACAGCCAGCAAGTTGCCCATCGAGGGGGCTGGGGCC
CCTGGTGATCCCATGGATCAGGAAGACCTCGGCCCCTGCAGTGAGGAGGAGGAGTTTCAA
CAAGATGTCATGGCCCGCGCCTGCTTGCAGAAGCTGAAGGGGACCACAGAGCTCCTGCCC
AAGCGGCCCCAGCACCTTCCTGGACACCCTGGATGGTACCGGAAGCTCTGCCCCCGGCTA
GACGACCCTGCATGGACCCCGGGCCCCAGCCTCCTCAGCCTGCAGATGCGGGTCACACCT
AAACTCATGGCACTTACCTGGGATGGCTTCCCTCTGCACTACTCAGAGCGTCATGGCTGG
GGCTACTTGGTGCCTGGGCGGCGGGACAACCTGGCCAAGCTGCCGACAGGTACCACCCTG
GAGTCAGCTGGGGTGGTCTGCCCCTACAGAGCCATCGAGTCCCTGTACAGGAAGCACTGT
CTCGAACAGGGGAAGCAGCAGCTGATGCCCCAGGAGGCCGGCCTGGCGGAGGAGTTCCTG
CTCACTGACAATAGTGCCATATGGCAAACGGTAGAAGAACTGGATTACTTAGAAGTGGAG
GCTGAGGCCAAGATGGAGAACTTGCGAGCTGCAGTGCCAGGTCAACCCCTAGCTCTGACT
GCCCGTGGTGGCCCCAAGGACACCCAGCCCAGCTATCACCATGGCAATGGACCTTACAAC
GACGTGGACATCCCTGGCTGCTGGTTTTTCAAGCTGCCTCACAAGGATGGTAATAGCTGT
AATGTGGGAAGCCCCTTTGCCAAGGACTTCCTGCCCAAGATGGAGGATGGCACCCTGCAG
GCTGGCCCAGGAGGTGCCAGTGGGCCCCGTGCTCTGGAAATCAACAAAATGATTTCTTTC
TGGAGGAACGCCCATAAACGTATCAGCTCCCAGATGGTGGTGTGGCTGCCCAGGTCAGCT
CTGCCCCGTGCTGTGATCAGGCACCCCGACTATGATGAGGAAGGCCTCTATGGGGCCATC
CTGCCCCAAGTGGTGACTGCCGGCACCATCACTCGCCGGGCTGTGGAGCCCACATGGCTC
ACCGCCAGCAATGCCCGGCCTGACCGAGTAGGCAGTGAGTTGAAAGCCATGGTGCAGGCC
CCACCTGGCTACACCCTTGTGGGTGCTGATGTGGACTCCCAAGAGCTGTGGATTGCAGCT
GTGCTTGGAGACGCCCACTTTGCCGGCATGCATGGCTGCACAGCCTTTGGGTGGATGACA
CTGCAGGGCAGGAAGAGCAGGGGCACTGATCTACACAGTAAGACAGCCACTACTGTGGGC
ATCAGCCGTGAGCATGCCAAAATCTTCAACTACGGCCGCATCTATGGTGCTGGGCAGCCC
TTTGCTGAGCGCTTACTAATGCAGTTTAACCACCGGCTCACACAGCAGGAGGCAGCTGAG
AAGGCCCAGCAGATGTACGCTGCCACCAAGGGCCTCCGCTGGTATCGGCTGTCGGATGAG
GGCGAGTGGCTGGTGAGGGAGTTGAACCTCCCAGTGGACAGGACTGAGGGTGGCTGGATT
TCCCTGCAGGATCTGCGCAAGGTCCAGAGAGAAACTGCAAGGAAGTCACAGTGGAAGAAG
TGGGAGGTGGTTGCTGAACGGGCATGGAAGGGGGGCACAGAGTCAGAAATGTTCAATAAG
CTTGAGAGCATTGCTACGTCTGACATACCACGTACCCCGGTGCTGGGCTGCTGCATCAGC
CGAGCCCTGGAGCCCTCGGCTGTCCAGGAAGAGTTTATGACCAGCCGTGTGAATTGGGTG
GTACAGAGCTCTGCTGTTGACTACTTACACCTCATGCTTGTGGCCATGAAGTGGCTGTTT
GAAGAGTTTGCCATAGATGGGCGCTTCTGCATCAGCATCCATGACGAGGTTCGCTACCTG
GTGCGGGAGGAGGACCGCTACCGCGCTGCCCTGGCCTTGCAGATCACCAACCTCTTGACC
AGGTGCATGTTTGCCTACAAGCTGGGTCTGAATGACTTGCCCCAGTCAGTCGCCTTTTTC
AGTGCAGTCGATATTGACCGGTGCCTCAGGAAGGAAGTGACCATGGATTGTAAAACCCCT
TCCAACCCAACTGGGATGGAAAGGAGATACGGGATTCCCCAGGGTGAAGCGCTGGATATT
TACCAGATAATTGAACTCACCAAAGGCTCCTTGGAAAAACGAAGCCAGCCTGGACCATAG
GenBank Gene IDNot Available
GeneCard IDNot Available
GenAtlas IDNot Available
HGNC IDHGNC:9179
Chromosome Location15
LocusNot Available
References
  1. Ropp PA, Copeland WC: Cloning and characterization of the human mitochondrial DNA polymerase, DNA polymerase gamma. Genomics. 1996 Sep 15;36(3):449-58. 8884268
  2. Lecrenier N, Van Der Bruggen P, Foury F: Mitochondrial DNA polymerases from yeast to man: a new family of polymerases. Gene. 1997 Jan 31;185(1):147-52. 9034326
  3. Gerhard DS, Wagner L, Feingold EA, Shenmen CM, Grouse LH, Schuler G, Klein SL, Old S, Rasooly R, Good P, Guyer M, Peck AM, Derge JG, Lipman D, Collins FS, Jang W, Sherry S, Feolo M, Misquitta L, Lee E, Rotmistrovsky K, Greenhut SF, Schaefer CF, Buetow K, Bonner TI, Haussler D, Kent J, Kiekhaus M, Furey T, Brent M, Prange C, Schreiber K, Shapiro N, Bhat NK, Hopkins RF, Hsie F, Driscoll T, Soares MB, Casavant TL, Scheetz TE, Brown-stein MJ, Usdin TB, Toshiyuki S, Carninci P, Piao Y, Dudekula DB, Ko MS, Kawakami K, Suzuki Y, Sugano S, Gruber CE, Smith MR, Simmons B, Moore T, Waterman R, Johnson SL, Ruan Y, Wei CL, Mathavan S, Gunaratne PH, Wu J, Garcia AM, Hulyk SW, Fuh E, Yuan Y, Sneed A, Kowis C, Hodgson A, Muzny DM, McPherson J, Gibbs RA, Fahey J, Helton E, Ketteman M, Madan A, Rodrigues S, Sanchez A, Whiting M, Madari A, Young AC, Wetherby KD, Granite SJ, Kwong PN, Brinkley CP, Pearson RL, Bouffard GG, Blakesly RW, Green ED, Dickson MC, Rodriguez AC, Grimwood J, Schmutz J, Myers RM, Butterfield YS, Griffith M, Griffith OL, Krzywinski MI, Liao N, Morin R, Palmquist D, Petrescu AS, Skalska U, Smailus DE, Stott JM, Schnerch A, Schein JE, Jones SJ, Holt RA, Baross A, Marra MA, Clifton S, Makowski KA, Bosak S, Malek J: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC). Genome Res. 2004 Oct;14(10B):2121-7. 15489334
  4. Bogenhagen DF, Rousseau D, Burke S: The layered structure of human mitochondrial DNA nucleoids. J Biol Chem. 2008 Feb 8;283(6):3665-75. Epub 2007 Dec 6. 18063578
  5. Vaca Jacome AS, Rabilloud T, Schaeffer-Reiss C, Rompais M, Ayoub D, Lane L, Bairoch A, Van Dorsselaer A, Carapito C: N-terminome analysis of the human mitochondrial proteome. Proteomics. 2015 Jul;15(14):2519-24. doi: 10.1002/pmic.201400617. Epub 2015 Jun 8. 25944712
  6. Van Goethem G, Dermaut B, Lofgren A, Martin JJ, Van Broeckhoven C: Mutation of POLG is associated with progressive external ophthalmoplegia characterized by mtDNA deletions. Nat Genet. 2001 Jul;28(3):211-2. 11431686
  7. Lamantea E, Tiranti V, Bordoni A, Toscano A, Bono F, Servidei S, Papadimitriou A, Spelbrink H, Silvestri L, Casari G, Comi GP, Zeviani M: Mutations of mitochondrial DNA polymerase gammaA are a frequent cause of autosomal dominant or recessive progressive external ophthalmoplegia. Ann Neurol. 2002 Aug;52(2):211-9. 12210792
  8. Ponamarev MV, Longley MJ, Nguyen D, Kunkel TA, Copeland WC: Active site mutation in DNA polymerase gamma associated with progressive external ophthalmoplegia causes error-prone DNA synthesis. J Biol Chem. 2002 May 3;277(18):15225-8. Epub 2002 Mar 15. 11897778
  9. Filosto M, Mancuso M, Nishigaki Y, Pancrudo J, Harati Y, Gooch C, Mankodi A, Bayne L, Bonilla E, Shanske S, Hirano M, DiMauro S: Clinical and genetic heterogeneity in progressive external ophthalmoplegia due to mutations in polymerase gamma. Arch Neurol. 2003 Sep;60(9):1279-84. 12975295
  10. Van Goethem G, Schwartz M, Lofgren A, Dermaut B, Van Broeckhoven C, Vissing J: Novel POLG mutations in progressive external ophthalmoplegia mimicking mitochondrial neurogastrointestinal encephalomyopathy. Eur J Hum Genet. 2003 Jul;11(7):547-9. 12825077
  11. Van Goethem G, Lofgren A, Dermaut B, Ceuterick C, Martin JJ, Van Broeckhoven C: Digenic progressive external ophthalmoplegia in a sporadic patient: recessive mutations in POLG and C10orf2/Twinkle. Hum Mutat. 2003 Aug;22(2):175-6. 12872260
  12. Di Fonzo A, Bordoni A, Crimi M, Sara G, Del Bo R, Bresolin N, Comi GP: POLG mutations in sporadic mitochondrial disorders with multiple mtDNA deletions. Hum Mutat. 2003 Dec;22(6):498-9. 14635118
  13. Agostino A, Valletta L, Chinnery PF, Ferrari G, Carrara F, Taylor RW, Schaefer AM, Turnbull DM, Tiranti V, Zeviani M: Mutations of ANT1, Twinkle, and POLG1 in sporadic progressive external ophthalmoplegia (PEO). Neurology. 2003 Apr 22;60(8):1354-6. 12707443
  14. Van Goethem G, Mercelis R, Lofgren A, Seneca S, Ceuterick C, Martin JJ, Van Broeckhoven C: Patient homozygous for a recessive POLG mutation presents with features of MERRF. Neurology. 2003 Dec 23;61(12):1811-3. 14694057
  15. Van Goethem G, Martin JJ, Dermaut B, Lofgren A, Wibail A, Ververken D, Tack P, Dehaene I, Van Zandijcke M, Moonen M, Ceuterick C, De Jonghe P, Van Broeckhoven C: Recessive POLG mutations presenting with sensory and ataxic neuropathy in compound heterozygote patients with progressive external ophthalmoplegia. Neuromuscul Disord. 2003 Feb;13(2):133-42. 12565911
  16. Naviaux RK, Nguyen KV: POLG mutations associated with Alpers' syndrome and mitochondrial DNA depletion. Ann Neurol. 2004 May;55(5):706-12. 15122711
  17. Lamantea E, Zeviani M: Sequence analysis of familial PEO shows additional mutations associated with the 752C-->T and 3527C-->T changes in the POLG1 gene. Ann Neurol. 2004 Sep;56(3):454-5. 15349879
  18. Mancuso M, Filosto M, Oh SJ, DiMauro S: A novel polymerase gamma mutation in a family with ophthalmoplegia, neuropathy, and Parkinsonism. Arch Neurol. 2004 Nov;61(11):1777-9. 15534189
  19. Luoma P, Melberg A, Rinne JO, Kaukonen JA, Nupponen NN, Chalmers RM, Oldfors A, Rautakorpi I, Peltonen L, Majamaa K, Somer H, Suomalainen A: Parkinsonism, premature menopause, and mitochondrial DNA polymerase gamma mutations: clinical and molecular genetic study. Lancet. 2004 Sep 4-10;364(9437):875-82. 15351195
  20. Mancuso M, Filosto M, Bellan M, Liguori R, Montagna P, Baruzzi A, DiMauro S, Carelli V: POLG mutations causing ophthalmoplegia, sensorimotor polyneuropathy, ataxia, and deafness. Neurology. 2004 Jan 27;62(2):316-8. 14745080
  21. Van Goethem G, Luoma P, Rantamaki M, Al Memar A, Kaakkola S, Hackman P, Krahe R, Lofgren A, Martin JJ, De Jonghe P, Suomalainen A, Udd B, Van Broeckhoven C: POLG mutations in neurodegenerative disorders with ataxia but no muscle involvement. Neurology. 2004 Oct 12;63(7):1251-7. 15477547
  22. Hakonen AH, Heiskanen S, Juvonen V, Lappalainen I, Luoma PT, Rantamaki M, Goethem GV, Lofgren A, Hackman P, Paetau A, Kaakkola S, Majamaa K, Varilo T, Udd B, Kaariainen H, Bindoff LA, Suomalainen A: Mitochondrial DNA polymerase W748S mutation: a common cause of autosomal recessive ataxia with ancient European origin. Am J Hum Genet. 2005 Sep;77(3):430-41. Epub 2005 Jul 27. 16080118
  23. Davidzon G, Mancuso M, Ferraris S, Quinzii C, Hirano M, Peters HL, Kirby D, Thorburn DR, DiMauro S: POLG mutations and Alpers syndrome. Ann Neurol. 2005 Jun;57(6):921-3. 15929042
  24. Ferrari G, Lamantea E, Donati A, Filosto M, Briem E, Carrara F, Parini R, Simonati A, Santer R, Zeviani M: Infantile hepatocerebral syndromes associated with mutations in the mitochondrial DNA polymerase-gammaA. Brain. 2005 Apr;128(Pt 4):723-31. Epub 2005 Feb 2. 15689359
  25. Luoma PT, Luo N, Loscher WN, Farr CL, Horvath R, Wanschitz J, Kiechl S, Kaguni LS, Suomalainen A: Functional defects due to spacer-region mutations of human mitochondrial DNA polymerase in a family with an ataxia-myopathy syndrome. Hum Mol Genet. 2005 Jul 15;14(14):1907-20. Epub 2005 May 25. 15917273
  26. Winterthun S, Ferrari G, He L, Taylor RW, Zeviani M, Turnbull DM, Engelsen BA, Moen G, Bindoff LA: Autosomal recessive mitochondrial ataxic syndrome due to mitochondrial polymerase gamma mutations. Neurology. 2005 Apr 12;64(7):1204-8. 15824347
  27. Davidzon G, Greene P, Mancuso M, Klos KJ, Ahlskog JE, Hirano M, DiMauro S: Early-onset familial parkinsonism due to POLG mutations. Ann Neurol. 2006 May;59(5):859-62. 16634032
  28. Gonzalez-Vioque E, Blazquez A, Fernandez-Moreira D, Bornstein B, Bautista J, Arpa J, Navarro C, Campos Y, Fernandez-Moreno MA, Garesse R, Arenas J, Martin MA: Association of novel POLG mutations and multiple mitochondrial DNA deletions with variable clinical phenotypes in a Spanish population. Arch Neurol. 2006 Jan;63(1):107-11. 16401742
  29. Horvath R, Hudson G, Ferrari G, Futterer N, Ahola S, Lamantea E, Prokisch H, Lochmuller H, McFarland R, Ramesh V, Klopstock T, Freisinger P, Salvi F, Mayr JA, Santer R, Tesarova M, Zeman J, Udd B, Taylor RW, Turnbull D, Hanna M, Fialho D, Suomalainen A, Zeviani M, Chinnery PF: Phenotypic spectrum associated with mutations of the mitochondrial polymerase gamma gene. Brain. 2006 Jul;129(Pt 7):1674-84. Epub 2006 Apr 18. 16621917
  30. Naimi M, Bannwarth S, Procaccio V, Pouget J, Desnuelle C, Pellissier JF, Rotig A, Munnich A, Calvas P, Richelme C, Jonveaux P, Castelnovo G, Simon M, Clanet M, Wallace D, Paquis-Flucklinger V: Molecular analysis of ANT1, TWINKLE and POLG in patients with multiple deletions or depletion of mitochondrial DNA by a dHPLC-based assay. Eur J Hum Genet. 2006 Aug;14(8):917-22. Epub 2006 Apr 26. 16639411
  31. Gago MF, Rosas MJ, Guimaraes J, Ferreira M, Vilarinho L, Castro L, Carpenter S: SANDO: two novel mutations in POLG1 gene. Neuromuscul Disord. 2006 Aug;16(8):507-9. Epub 2006 Aug 21. 16919951
  32. Hudson G, Schaefer AM, Taylor RW, Tiangyou W, Gibson A, Venables G, Griffiths P, Burn DJ, Turnbull DM, Chinnery PF: Mutation of the linker region of the polymerase gamma-1 (POLG1) gene associated with progressive external ophthalmoplegia and Parkinsonism. Arch Neurol. 2007 Apr;64(4):553-7. 17420318
  33. Virgilio R, Ronchi D, Hadjigeorgiou GM, Bordoni A, Saladino F, Moggio M, Adobbati L, Kafetsouli D, Tsironi E, Previtali S, Papadimitriou A, Bresolin N, Comi GP: Novel Twinkle (PEO1) gene mutations in mendelian progressive external ophthalmoplegia. J Neurol. 2008 Sep;255(9):1384-91. doi: 10.1007/s00415-008-0926-3. Epub 2008 Jun 30. 18575922
  34. Taanman JW, Rahman S, Pagnamenta AT, Morris AA, Bitner-Glindzicz M, Wolf NI, Leonard JV, Clayton PT, Schapira AH: Analysis of mutant DNA polymerase gamma in patients with mitochondrial DNA depletion. Hum Mutat. 2009 Feb;30(2):248-54. doi: 10.1002/humu.20852. 18828154
  35. Giordano C, Powell H, Leopizzi M, De Curtis M, Travaglini C, Sebastiani M, Gallo P, Taylor RW, d'Amati G: Fatal congenital myopathy and gastrointestinal pseudo-obstruction due to POLG1 mutations. Neurology. 2009 Mar 24;72(12):1103-5. doi: 10.1212/01.wnl.0000345002.47396.e1. 19307547