Incidental Mutation 'R1873:Polg'
ID 210937
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 039895-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1873 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 79095979-79116110 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 79106241 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Serine at position 678 (L678S)
Ref Sequence ENSEMBL: ENSMUSP00000073551 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000073889] [ENSMUST00000132048] [ENSMUST00000201907] [ENSMUST00000149444]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000073889
AA Change: L678S

PolyPhen 2 Score 0.035 (Sensitivity: 0.94; Specificity: 0.82)
SMART Domains Protein: ENSMUSP00000073551
Gene: ENSMUSG00000039176
AA Change: L678S

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 noncoding transcript
Transcript: ENSMUST00000127082
Predicted Effect noncoding transcript
Transcript: ENSMUST00000127734
Predicted Effect probably benign
Transcript: ENSMUST00000132048
SMART Domains Protein: ENSMUSP00000143933
Gene: ENSMUSG00000039176

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: ENSMUST00000139597
Predicted Effect probably benign
Transcript: ENSMUST00000139668
SMART Domains Protein: ENSMUSP00000114414
Gene: ENSMUSG00000039176

DomainStartEndE-ValueType
low complexity region 1 12 N/A INTRINSIC
PDB:3IKM|D 13 236 1e-125 PDB
Predicted Effect noncoding transcript
Transcript: ENSMUST00000139795
Predicted Effect unknown
Transcript: ENSMUST00000143672
AA Change: L197S
SMART Domains Protein: ENSMUSP00000122286
Gene: ENSMUSG00000039176
AA Change: L197S

DomainStartEndE-ValueType
PDB:3IKM|D 2 243 1e-117 PDB
SCOP:d1t7pa2 141 243 1e-10 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000154403
Predicted Effect noncoding transcript
Transcript: ENSMUST00000142915
Predicted Effect noncoding transcript
Transcript: ENSMUST00000145154
Predicted Effect probably benign
Transcript: ENSMUST00000201030
Predicted Effect probably benign
Transcript: ENSMUST00000201662
Predicted Effect probably benign
Transcript: ENSMUST00000201907
SMART Domains Protein: ENSMUSP00000144084
Gene: ENSMUSG00000039176

DomainStartEndE-ValueType
Blast:POLAc 1 49 4e-24 BLAST
PDB:3IKM|D 1 50 6e-24 PDB
SCOP:d1t7pa2 21 49 3e-5 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000149444
SMART Domains Protein: ENSMUSP00000119616
Gene: ENSMUSG00000039176

DomainStartEndE-ValueType
low complexity region 26 37 N/A INTRINSIC
PDB:3IKM|D 53 490 N/A PDB
Meta Mutation Damage Score 0.0632 question?
Coding Region Coverage
  • 1x: 97.4%
  • 3x: 96.8%
  • 10x: 95.4%
  • 20x: 92.9%
Validation Efficiency 98% (82/84)
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: 75 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca8b T A 11: 109,870,781 (GRCm39) I124L probably benign Het
Abi3bp A G 16: 56,394,862 (GRCm39) Y190C probably damaging Het
Adam34 A C 8: 44,104,843 (GRCm39) N267K probably benign Het
Anxa5 T C 3: 36,503,551 (GRCm39) D301G probably damaging Het
Atf7ip G T 6: 136,536,886 (GRCm39) D40Y probably damaging Het
Cacna2d2 T G 9: 107,391,071 (GRCm39) M400R probably damaging Het
Cd96 C A 16: 45,938,335 (GRCm39) L43F probably damaging Het
Cep120 T C 18: 53,871,560 (GRCm39) E104G probably damaging Het
Cfap221 T C 1: 119,881,389 (GRCm39) I358V probably benign Het
Cfhr4 C T 1: 139,702,398 (GRCm39) E29K probably damaging Het
Chil4 C T 3: 106,113,414 (GRCm39) E168K probably benign Het
Clca3a1 A G 3: 144,452,590 (GRCm39) V631A probably damaging Het
Cluh C T 11: 74,552,902 (GRCm39) A649V possibly damaging Het
Commd9 A G 2: 101,727,502 (GRCm39) T99A probably benign Het
Csgalnact1 T C 8: 68,854,036 (GRCm39) N255S probably benign Het
Cyth3 T A 5: 143,683,516 (GRCm39) H138Q possibly damaging Het
Dnah7a A T 1: 53,495,691 (GRCm39) probably benign Het
Fbxl18 G A 5: 142,871,978 (GRCm39) A419V probably damaging Het
Fyco1 A G 9: 123,652,303 (GRCm39) V1135A probably benign Het
Glcci1 C A 6: 8,537,837 (GRCm39) H152N probably benign Het
Gm10477 T A X: 55,570,127 (GRCm39) F9Y probably damaging Het
Gnrhr A G 5: 86,330,060 (GRCm39) L320P probably damaging Het
Gorasp1 A T 9: 119,759,306 (GRCm39) S138T probably benign Het
Hars1 C A 18: 36,900,294 (GRCm39) Q469H probably damaging Het
Homer2 T C 7: 81,286,111 (GRCm39) K34E probably damaging Het
Hscb T C 5: 110,978,823 (GRCm39) I198V probably benign Het
Kat6b T C 14: 21,567,057 (GRCm39) S39P probably damaging Het
Kcnk12 G T 17: 88,053,499 (GRCm39) Q388K probably damaging Het
Kcnq3 A G 15: 65,874,104 (GRCm39) I548T probably benign Het
Mark2 A G 19: 7,261,880 (GRCm39) Y351H probably damaging Het
Masp2 A T 4: 148,698,952 (GRCm39) I678F probably damaging Het
Mc4r A T 18: 66,992,531 (GRCm39) I194N probably damaging Het
Ms4a6d A G 19: 11,579,223 (GRCm39) S85P probably damaging Het
Myh4 T A 11: 67,145,569 (GRCm39) Y1351N probably benign Het
Myo16 A G 8: 10,322,789 (GRCm39) D73G probably damaging Het
Mzt1 C T 14: 99,278,097 (GRCm39) probably null Het
Nalcn G A 14: 123,521,013 (GRCm39) H1631Y probably benign Het
Ncf2 A G 1: 152,701,661 (GRCm39) N213S probably benign Het
Nf1 C A 11: 79,437,987 (GRCm39) T99K probably damaging Het
Nsf T C 11: 103,749,843 (GRCm39) S547G probably damaging Het
Ntrk3 T A 7: 78,112,587 (GRCm39) I190F probably benign Het
Obsl1 T C 1: 75,474,877 (GRCm39) Y841C probably damaging Het
Ogdh A T 11: 6,290,438 (GRCm39) probably benign Het
Or2ag12 T A 7: 106,277,691 (GRCm39) M1L probably damaging Het
Or5b12 C T 19: 12,896,852 (GRCm39) V274M probably damaging Het
Otog G A 7: 45,918,767 (GRCm39) V948I probably damaging Het
Plekhm1 T C 11: 103,264,824 (GRCm39) D880G probably benign Het
Pnliprp2 G T 19: 58,751,821 (GRCm39) V189L probably benign Het
Ptprm C T 17: 66,995,350 (GRCm39) V1293I probably damaging Het
Pwwp3a T A 10: 80,068,442 (GRCm39) D195E possibly damaging Het
Rhou A T 8: 124,387,990 (GRCm39) R241W probably damaging Het
Rtn4 A T 11: 29,686,437 (GRCm39) N264I probably damaging Het
Sez6l T C 5: 112,621,276 (GRCm39) probably benign Het
Sost T C 11: 101,855,069 (GRCm39) E80G probably damaging Het
Spag16 C T 1: 69,935,744 (GRCm39) probably benign Het
Speer4f2 A T 5: 17,579,447 (GRCm39) N82I probably damaging Het
Spef2 C T 15: 9,584,194 (GRCm39) E1624K probably damaging Het
Taf1b T A 12: 24,606,668 (GRCm39) L496Q possibly damaging Het
Tarbp1 A G 8: 127,173,786 (GRCm39) I976T probably damaging Het
Tex14 T A 11: 87,390,431 (GRCm39) V376D probably damaging Het
Timm21 G C 18: 84,967,387 (GRCm39) L130V probably damaging Het
Tm9sf1 T C 14: 55,873,680 (GRCm39) D606G probably damaging Het
Tmc2 A C 2: 130,090,676 (GRCm39) N674T possibly damaging Het
Top3a C A 11: 60,638,810 (GRCm39) E562* probably null Het
Umodl1 A T 17: 31,201,238 (GRCm39) D389V probably damaging Het
Uso1 T C 5: 92,340,718 (GRCm39) probably benign Het
Vmn1r205 A G 13: 22,776,223 (GRCm39) V293A possibly damaging Het
Vmn2r107 A G 17: 20,565,840 (GRCm39) T52A probably benign Het
Vmn2r4 C T 3: 64,298,479 (GRCm39) V461I possibly damaging Het
Vmn2r99 A T 17: 19,582,415 (GRCm39) I7F probably benign Het
Vps11 A G 9: 44,271,233 (GRCm39) F80S probably damaging Het
Wdr43 A G 17: 71,940,647 (GRCm39) S258G probably benign Het
Zbtb24 A G 10: 41,327,123 (GRCm39) D3G probably benign Het
Zc3hav1 C T 6: 38,309,692 (GRCm39) V377I possibly damaging Het
Zfp668 T C 7: 127,465,654 (GRCm39) probably null 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
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
R4082:Polg UTSW 7 79,114,576 (GRCm39) missense probably damaging 1.00
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'- GAGAGCATGGTCACAGGTTC -3'
(R):5'- TGAGGGTCTGTCTCTCTAGC -3'

Sequencing Primer
(F):5'- TTGGTCCCCTACAGTTAAGAAC -3'
(R):5'- GGTCTGTCTCTCTAGCAAAATGGAAC -3'
Posted On 2014-06-30