Incidental Mutation 'R4082:Polg'
ID 368345
Institutional Source Beutler Lab
Gene Symbol Polg
Ensembl Gene ENSMUSG00000039176
Gene Name polymerase (DNA directed), gamma
Synonyms Polga, Pol gamma, mitochondrial DNA polymerase gamma, mitochondrial DNA polymerase-gamma, polymerase gamma
MMRRC Submission 041624-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4082 (G1)
Quality Score 24
Status Validated
Chromosome 7
Chromosomal Location 79095979-79116110 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 79114576 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Asparagine at position 128 (K128N)
Ref Sequence ENSEMBL: ENSMUSP00000073551 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000073889] [ENSMUST00000125562] [ENSMUST00000132048] [ENSMUST00000149444]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000073889
AA Change: K128N

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000073551
Gene: ENSMUSG00000039176
AA Change: K128N

DomainStartEndE-ValueType
low complexity region 26 37 N/A INTRINSIC
low complexity region 131 149 N/A INTRINSIC
low complexity region 478 493 N/A INTRINSIC
POLAc 849 1123 2.23e-107 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000125562
SMART Domains Protein: ENSMUSP00000143813
Gene: ENSMUSG00000039176

DomainStartEndE-ValueType
low complexity region 26 37 N/A INTRINSIC
PDB:3IKM|D 53 106 8e-25 PDB
Predicted Effect noncoding transcript
Transcript: ENSMUST00000127082
Predicted Effect possibly damaging
Transcript: ENSMUST00000132048
AA Change: K128N

PolyPhen 2 Score 0.918 (Sensitivity: 0.81; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000143933
Gene: ENSMUSG00000039176
AA Change: K128N

DomainStartEndE-ValueType
low complexity region 26 37 N/A INTRINSIC
PDB:3IKM|D 53 203 2e-71 PDB
SCOP:d1qm9a1 76 122 3e-3 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000142915
Predicted Effect probably damaging
Transcript: ENSMUST00000149444
AA Change: K128N

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000119616
Gene: ENSMUSG00000039176
AA Change: K128N

DomainStartEndE-ValueType
low complexity region 26 37 N/A INTRINSIC
PDB:3IKM|D 53 490 N/A PDB
Predicted Effect noncoding transcript
Transcript: ENSMUST00000201557
Predicted Effect noncoding transcript
Transcript: ENSMUST00000205285
Meta Mutation Damage Score 0.1576 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.4%
Validation Efficiency 99% (73/74)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Mitochondrial DNA polymerase is heterotrimeric, consisting of a homodimer of accessory subunits plus a catalytic subunit. The protein encoded by this gene is the catalytic subunit of mitochondrial DNA polymerase. The encoded protein contains a polyglutamine tract near its N-terminus that may be polymorphic. Defects in this gene are a cause of progressive external ophthalmoplegia with mitochondrial DNA deletions 1 (PEOA1), sensory ataxic neuropathy dysarthria and ophthalmoparesis (SANDO), Alpers-Huttenlocher syndrome (AHS), and mitochondrial neurogastrointestinal encephalopathy syndrome (MNGIE). Two transcript variants encoding the same protein have been found for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous proof-reading deficient mutants display reduced life spans and premature aging with weight loss, decreased subcutaneous fat, alopecia, kyphosis, osteoporosis, anemia, reduced fertility, and enlarged hearts. Homozygous null mice display embryonic lethality. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 65 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700021P04Rik T G 19: 24,043,366 (GRCm39) noncoding transcript Het
a A T 2: 154,887,678 (GRCm39) D46V probably damaging Het
Aass A T 6: 23,109,497 (GRCm39) D324E possibly damaging Het
Abca12 G T 1: 71,306,622 (GRCm39) T2028K possibly damaging Het
Abt1 T C 13: 23,606,316 (GRCm39) T213A probably benign Het
Adcy1 A C 11: 7,014,117 (GRCm39) Y173S probably damaging Het
Aim2 T C 1: 173,287,417 (GRCm39) probably null Het
Akr1d1 G A 6: 37,534,424 (GRCm39) V193M probably damaging Het
Cars1 C T 7: 143,123,234 (GRCm39) E461K probably damaging Het
Ccdc80 T C 16: 44,943,290 (GRCm39) L800P probably damaging Het
Ccl22 A G 8: 95,473,536 (GRCm39) Y27C probably damaging Het
Cdc123 G A 2: 5,815,566 (GRCm39) probably benign Het
Cldn11 A T 3: 31,217,278 (GRCm39) I149F probably benign Het
Col14a1 T C 15: 55,300,429 (GRCm39) Y986H unknown Het
Col6a3 G A 1: 90,749,605 (GRCm39) L410F probably damaging Het
Crocc T C 4: 140,761,282 (GRCm39) probably null Het
Cubn A G 2: 13,433,374 (GRCm39) probably benign Het
Cwc25 G T 11: 97,644,744 (GRCm39) Q205K probably benign Het
Cyp2e1 T C 7: 140,350,991 (GRCm39) I321T possibly damaging Het
Eps8l1 T A 7: 4,473,797 (GRCm39) probably null Het
Fasl C T 1: 161,609,420 (GRCm39) V189M probably damaging Het
Fbxw5 T C 2: 25,394,643 (GRCm39) probably null Het
Flg2 A C 3: 93,110,828 (GRCm39) E952A unknown Het
Gpd1l A T 9: 114,746,146 (GRCm39) L90Q probably damaging Het
Grik4 G T 9: 42,509,180 (GRCm39) F414L probably benign Het
Kcnh8 GAGACCAACGAGCAGCTGATGCTTCAGA GAGA 17: 53,032,934 (GRCm39) 74 probably benign Het
Klhl3 C T 13: 58,166,611 (GRCm39) G407S probably null Het
Lmbr1 T C 5: 29,463,753 (GRCm39) E157G probably damaging Het
Lrp2 T A 2: 69,343,617 (GRCm39) H914L probably damaging Het
Mrpl20 A T 4: 155,892,970 (GRCm39) D67V probably damaging Het
Myo15a A G 11: 60,378,022 (GRCm39) T1346A possibly damaging Het
Naip5 A T 13: 100,382,338 (GRCm39) C124S probably damaging Het
Or10ag2 T A 2: 87,248,801 (GRCm39) Y134* probably null Het
Or13n4 T C 7: 106,423,245 (GRCm39) T163A possibly damaging Het
Or52u1 T A 7: 104,237,830 (GRCm39) V290D probably damaging Het
Osbp A G 19: 11,956,030 (GRCm39) D385G probably benign Het
Paip1 G A 13: 119,593,540 (GRCm39) D460N probably damaging Het
Pde3b T C 7: 114,093,823 (GRCm39) S356P probably benign Het
Pms2 A G 5: 143,867,837 (GRCm39) M814V probably damaging Het
Polk G T 13: 96,620,181 (GRCm39) T694K probably benign Het
Pom121 T C 5: 135,417,491 (GRCm39) K342R unknown Het
Pou5f2 T C 13: 78,174,024 (GRCm39) L322P probably damaging Het
Prorp G T 12: 55,351,398 (GRCm39) V236F possibly damaging Het
Ptpn6 T C 6: 124,705,382 (GRCm39) D183G probably damaging Het
Pygb G A 2: 150,668,391 (GRCm39) probably null Het
Ralgds C T 2: 28,442,283 (GRCm39) probably benign Het
Ret T C 6: 118,130,927 (GRCm39) T1079A possibly damaging Het
Rspo2 A C 15: 42,885,933 (GRCm39) V241G probably benign Het
Smg1 T A 7: 117,759,469 (GRCm39) probably benign Het
Snph T C 2: 151,435,722 (GRCm39) D402G probably damaging Het
Spta1 A G 1: 174,041,632 (GRCm39) D1334G probably benign Het
Stard13 C A 5: 151,016,294 (GRCm39) probably null Het
Sufu A G 19: 46,413,541 (GRCm39) M141V probably damaging Het
Sytl2 T A 7: 90,057,635 (GRCm39) V831D possibly damaging Het
Tc2n T C 12: 101,617,414 (GRCm39) E335G possibly damaging Het
Tex11 C A X: 99,977,021 (GRCm39) A487S possibly damaging Het
Tmcc1 T A 6: 116,020,441 (GRCm39) H118L probably damaging Het
Tulp4 C T 17: 6,282,055 (GRCm39) H695Y probably damaging Het
Vmn1r209 A C 13: 22,989,785 (GRCm39) L302V probably null Het
Vmn2r117 C T 17: 23,679,080 (GRCm39) V715I probably benign Het
Vopp1 A T 6: 57,766,964 (GRCm39) Y37* probably null Het
Xrn1 A G 9: 95,863,973 (GRCm39) T528A probably benign Het
Zfhx2 T C 14: 55,302,662 (GRCm39) D1774G probably benign Het
Zfp955b T A 17: 33,521,129 (GRCm39) D199E probably benign Het
Zp2 T C 7: 119,734,475 (GRCm39) S525G probably benign Het
Other mutations in Polg
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00767:Polg APN 7 79,101,673 (GRCm39) missense probably damaging 1.00
IGL00970:Polg APN 7 79,101,493 (GRCm39) missense probably benign 0.01
IGL01883:Polg APN 7 79,108,066 (GRCm39) missense probably damaging 1.00
IGL02124:Polg APN 7 79,109,485 (GRCm39) missense probably damaging 1.00
IGL02127:Polg APN 7 79,107,915 (GRCm39) unclassified probably benign
IGL02820:Polg APN 7 79,109,519 (GRCm39) missense possibly damaging 0.92
IGL03075:Polg APN 7 79,101,660 (GRCm39) missense probably damaging 1.00
IGL03180:Polg APN 7 79,101,601 (GRCm39) splice site probably benign
IGL03198:Polg APN 7 79,101,470 (GRCm39) missense probably damaging 1.00
IGL03222:Polg APN 7 79,104,404 (GRCm39) missense probably damaging 0.98
R0030:Polg UTSW 7 79,101,876 (GRCm39) missense probably damaging 1.00
R0064:Polg UTSW 7 79,111,632 (GRCm39) missense probably damaging 1.00
R0064:Polg UTSW 7 79,111,632 (GRCm39) missense probably damaging 1.00
R0416:Polg UTSW 7 79,101,988 (GRCm39) unclassified probably benign
R0522:Polg UTSW 7 79,109,899 (GRCm39) splice site probably benign
R0638:Polg UTSW 7 79,109,896 (GRCm39) splice site probably benign
R1263:Polg UTSW 7 79,109,534 (GRCm39) missense probably benign
R1831:Polg UTSW 7 79,109,518 (GRCm39) missense probably benign 0.41
R1873:Polg UTSW 7 79,106,241 (GRCm39) missense probably benign 0.04
R1906:Polg UTSW 7 79,110,070 (GRCm39) missense probably damaging 1.00
R1997:Polg UTSW 7 79,108,979 (GRCm39) missense probably damaging 1.00
R2127:Polg UTSW 7 79,114,676 (GRCm39) missense probably damaging 1.00
R2155:Polg UTSW 7 79,111,468 (GRCm39) missense possibly damaging 0.94
R2156:Polg UTSW 7 79,111,468 (GRCm39) missense possibly damaging 0.94
R2173:Polg UTSW 7 79,105,341 (GRCm39) missense probably damaging 0.99
R3720:Polg UTSW 7 79,106,539 (GRCm39) nonsense probably null
R4127:Polg UTSW 7 79,105,285 (GRCm39) missense probably damaging 1.00
R4510:Polg UTSW 7 79,105,270 (GRCm39) missense probably benign 0.01
R4511:Polg UTSW 7 79,105,270 (GRCm39) missense probably benign 0.01
R4571:Polg UTSW 7 79,110,127 (GRCm39) missense probably damaging 1.00
R4888:Polg UTSW 7 79,114,353 (GRCm39) missense probably damaging 1.00
R5008:Polg UTSW 7 79,109,822 (GRCm39) missense probably damaging 1.00
R5095:Polg UTSW 7 79,110,048 (GRCm39) missense possibly damaging 0.92
R5121:Polg UTSW 7 79,114,353 (GRCm39) missense probably damaging 1.00
R5139:Polg UTSW 7 79,099,773 (GRCm39) missense probably damaging 1.00
R5213:Polg UTSW 7 79,103,846 (GRCm39) missense probably damaging 1.00
R5285:Polg UTSW 7 79,114,973 (GRCm39) utr 5 prime probably benign
R5498:Polg UTSW 7 79,104,418 (GRCm39) missense probably damaging 1.00
R5714:Polg UTSW 7 79,101,739 (GRCm39) missense possibly damaging 0.53
R5940:Polg UTSW 7 79,103,819 (GRCm39) missense possibly damaging 0.95
R6146:Polg UTSW 7 79,100,260 (GRCm39) missense probably benign 0.02
R6754:Polg UTSW 7 79,109,584 (GRCm39) missense probably damaging 1.00
R6791:Polg UTSW 7 79,109,857 (GRCm39) missense probably benign 0.25
R6829:Polg UTSW 7 79,109,857 (GRCm39) missense probably benign 0.25
R6913:Polg UTSW 7 79,110,405 (GRCm39) missense probably damaging 0.97
R7644:Polg UTSW 7 79,101,416 (GRCm39) missense probably damaging 1.00
R7879:Polg UTSW 7 79,100,392 (GRCm39) missense probably benign 0.22
R8174:Polg UTSW 7 79,106,466 (GRCm39) missense probably benign 0.10
R8443:Polg UTSW 7 79,114,743 (GRCm39) missense probably benign
R9176:Polg UTSW 7 79,109,857 (GRCm39) missense probably benign 0.25
R9181:Polg UTSW 7 79,104,421 (GRCm39) missense probably damaging 1.00
R9303:Polg UTSW 7 79,105,860 (GRCm39) missense probably benign 0.02
R9305:Polg UTSW 7 79,105,860 (GRCm39) missense probably benign 0.02
R9323:Polg UTSW 7 79,114,786 (GRCm39) frame shift probably null
R9323:Polg UTSW 7 79,114,779 (GRCm39) frame shift probably null
R9331:Polg UTSW 7 79,108,148 (GRCm39) missense probably damaging 1.00
Z1176:Polg UTSW 7 79,103,489 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GTAGTCCCCTGTTGCTAACC -3'
(R):5'- ATCCAGATGTTGTCGAGAGGC -3'

Sequencing Primer
(F):5'- AAAGTGGGGCAGGTTCCCTC -3'
(R):5'- ATGTTGTCGAGAGGCCTGCAC -3'
Posted On 2016-01-29