Incidental Mutation 'R2194:Polb'
ID 238294
Institutional Source Beutler Lab
Gene Symbol Polb
Ensembl Gene ENSMUSG00000031536
Gene Name polymerase (DNA directed), beta
Synonyms A430088C08Rik, Pol beta
MMRRC Submission 040196-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2194 (G1)
Quality Score 225
Status Not validated
Chromosome 8
Chromosomal Location 23118142-23143451 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 23137483 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Histidine at position 89 (R89H)
Ref Sequence ENSEMBL: ENSMUSP00000148216 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033938] [ENSMUST00000210950]
AlphaFold Q8K409
Predicted Effect probably benign
Transcript: ENSMUST00000033938
AA Change: R89H

PolyPhen 2 Score 0.012 (Sensitivity: 0.96; Specificity: 0.78)
SMART Domains Protein: ENSMUSP00000033938
Gene: ENSMUSG00000031536
AA Change: R89H

DomainStartEndE-ValueType
POLXc 10 334 4.58e-159 SMART
HhH1 57 76 1.91e-1 SMART
HhH1 98 117 1.14e1 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000181668
Predicted Effect probably benign
Transcript: ENSMUST00000210950
AA Change: R89H

PolyPhen 2 Score 0.047 (Sensitivity: 0.94; Specificity: 0.83)
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.1%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a DNA polymerase involved in base excision and repair, also called gap-filling DNA synthesis. The encoded protein, acting as a monomer, is normally found in the cytoplasm, but it translocates to the nucleus upon DNA damage. Several transcript variants of this gene exist, but the full-length nature of only one has been described to date. [provided by RefSeq, Sep 2011]
PHENOTYPE: Homozygotes for one knock-out allele die from E10.5 to birth and those for another one exhibit embryonic growth retardation, abnormal neurogenesis, and neonatal lethality due to respiratory failure. Hypomorphic allele mice develop systemic lupus erythematosus-like phentoypes. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 22 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Cdh2 T C 18: 16,773,505 (GRCm39) T275A probably damaging Het
Col1a2 G A 6: 4,518,822 (GRCm39) probably benign Het
Dab1 C T 4: 104,588,948 (GRCm39) A524V probably benign Het
Fkbp5 T C 17: 28,657,001 (GRCm39) D72G probably benign Het
Gm8104 T C 14: 42,959,017 (GRCm39) M69T possibly damaging Het
Greb1 T C 12: 16,740,909 (GRCm39) E1391G probably benign Het
Hif1a A G 12: 73,977,521 (GRCm39) N183S probably damaging Het
Hnrnpul1 A G 7: 25,425,347 (GRCm39) probably null Het
Hsp90aa1 T A 12: 110,662,114 (GRCm39) M1L possibly damaging Het
Hsp90aa1 C A 12: 110,662,115 (GRCm39) probably null Het
Ighmbp2 T C 19: 3,315,116 (GRCm39) D768G probably benign Het
Kitl T G 10: 99,851,899 (GRCm39) probably null Het
Mfsd4b4 T A 10: 39,768,919 (GRCm39) N104I probably damaging Het
Nsf C T 11: 103,821,578 (GRCm39) E26K possibly damaging Het
Obscn T C 11: 59,022,472 (GRCm39) R758G possibly damaging Het
Or2t49 T C 11: 58,392,468 (GRCm39) K305E probably damaging Het
Pcdhb4 T C 18: 37,441,788 (GRCm39) V366A probably damaging Het
Rfc4 TTTGTTGTTGTTG TTTGTTGTTG 16: 22,932,902 (GRCm39) probably benign Het
Rnf40 C A 7: 127,196,407 (GRCm39) A785D probably damaging Het
St7 A G 6: 17,942,718 (GRCm39) E494G probably damaging Het
Tnks1bp1 A G 2: 84,893,409 (GRCm39) E1112G probably benign Het
Zfp607a A G 7: 27,578,805 (GRCm39) E625G possibly damaging Het
Other mutations in Polb
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01455:Polb APN 8 23,143,088 (GRCm39) missense probably damaging 1.00
IGL02421:Polb APN 8 23,130,389 (GRCm39) missense probably damaging 1.00
IGL02618:Polb APN 8 23,127,109 (GRCm39) missense probably damaging 1.00
IGL02850:Polb APN 8 23,138,277 (GRCm39) splice site probably benign
IGL03143:Polb APN 8 23,130,367 (GRCm39) splice site probably benign
IGL02796:Polb UTSW 8 23,121,474 (GRCm39) missense probably damaging 1.00
R0280:Polb UTSW 8 23,130,408 (GRCm39) missense probably damaging 0.99
R0383:Polb UTSW 8 23,130,011 (GRCm39) nonsense probably null
R0788:Polb UTSW 8 23,132,354 (GRCm39) missense probably null
R1374:Polb UTSW 8 23,143,073 (GRCm39) splice site probably benign
R1564:Polb UTSW 8 23,120,357 (GRCm39) critical splice donor site probably null
R2295:Polb UTSW 8 23,143,335 (GRCm39) missense probably damaging 1.00
R2314:Polb UTSW 8 23,130,018 (GRCm39) missense possibly damaging 0.69
R4992:Polb UTSW 8 23,135,087 (GRCm39) missense probably damaging 0.97
R5107:Polb UTSW 8 23,135,062 (GRCm39) splice site probably null
R5474:Polb UTSW 8 23,120,386 (GRCm39) missense probably benign 0.13
R5905:Polb UTSW 8 23,130,011 (GRCm39) nonsense probably null
R5908:Polb UTSW 8 23,132,319 (GRCm39) critical splice donor site probably null
R6028:Polb UTSW 8 23,130,011 (GRCm39) nonsense probably null
R6188:Polb UTSW 8 23,137,463 (GRCm39) missense probably damaging 0.99
R7304:Polb UTSW 8 23,129,975 (GRCm39) missense probably benign
R7644:Polb UTSW 8 23,130,443 (GRCm39) missense probably benign 0.02
R7766:Polb UTSW 8 23,143,107 (GRCm39) missense probably benign 0.23
R8964:Polb UTSW 8 23,143,341 (GRCm39) missense probably damaging 0.96
R9249:Polb UTSW 8 23,143,084 (GRCm39) missense probably benign 0.10
R9681:Polb UTSW 8 23,118,346 (GRCm39) missense possibly damaging 0.94
Predicted Primers PCR Primer
(F):5'- TGTGCAAGTAAGTACTGGAGTG -3'
(R):5'- GAGATGAGAAGTCTGTAGCTACTCTG -3'

Sequencing Primer
(F):5'- TGAGAGCTGACATTGGGAGG -3'
(R):5'- GAAGTCTGTAGCTACTCTGTTACTAC -3'
Posted On 2014-10-02