Incidental Mutation 'R9638:Pot1a'
ID 725821
Institutional Source Beutler Lab
Gene Symbol Pot1a
Ensembl Gene ENSMUSG00000029676
Gene Name protection of telomeres 1A
Synonyms 1500031H18Rik, Pot1
MMRRC Submission
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9638 (G1)
Quality Score 225.009
Status Not validated
Chromosome 6
Chromosomal Location 25743939-25809280 bp(-) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) G to A at 25750106 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Stop codon at position 519 (Q519*)
Ref Sequence ENSEMBL: ENSMUSP00000110986 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000115330] [ENSMUST00000166445]
AlphaFold Q91WC1
Predicted Effect probably null
Transcript: ENSMUST00000115330
AA Change: Q519*
SMART Domains Protein: ENSMUSP00000110986
Gene: ENSMUSG00000029676
AA Change: Q519*

DomainStartEndE-ValueType
Telo_bind 11 141 3.6e-53 SMART
Pfam:POT1PC 152 299 6.7e-41 PFAM
Predicted Effect probably null
Transcript: ENSMUST00000166445
AA Change: Q519*
SMART Domains Protein: ENSMUSP00000131928
Gene: ENSMUSG00000029676
AA Change: Q519*

DomainStartEndE-ValueType
Telo_bind 11 141 3.6e-53 SMART
low complexity region 253 260 N/A INTRINSIC
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.0%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the telombin family and encodes a nuclear protein involved in telomere maintenance. Specifically, this protein functions as a member of a multi-protein complex that binds to the TTAGGG repeats of telomeres, regulating telomere length and protecting chromosome ends from illegitimate recombination, catastrophic chromosome instability, and abnormal chromosome segregation. Increased transcriptional expression of this gene is associated with stomach carcinogenesis and its progression. Alternatively spliced transcript variants have been described. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous inactivation of this gene leads to complete prenatal lethality. Embryos homozygous for a gene trapped allele fail to form an inner cell mass in culture. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 48 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca1 T G 4: 53,092,806 (GRCm39) E326A probably damaging Het
Aldh1a1 T A 19: 20,614,100 (GRCm39) N423K probably benign Het
Aldh4a1 T A 4: 139,371,427 (GRCm39) I447N probably damaging Het
Atg9b T C 5: 24,596,406 (GRCm39) D170G possibly damaging Het
Bnc2 C T 4: 84,332,492 (GRCm39) V75M probably damaging Het
Bnip3l G A 14: 67,246,214 (GRCm39) P7L possibly damaging Het
Ccdc162 C A 10: 41,437,159 (GRCm39) C1750F probably benign Het
Cdh10 T A 15: 18,964,301 (GRCm39) N154K probably damaging Het
Cdh22 T C 2: 164,988,687 (GRCm39) I223V probably damaging Het
Ces1b T A 8: 93,806,534 (GRCm39) H4L probably benign Het
Cfap46 A T 7: 139,209,763 (GRCm39) F1806I unknown Het
Cwh43 T A 5: 73,565,486 (GRCm39) V17D possibly damaging Het
Ddx3y C T Y: 1,263,599 (GRCm39) G623D probably benign Het
Dtna A T 18: 23,744,122 (GRCm39) I389L probably benign Het
F830016B08Rik A G 18: 60,432,956 (GRCm39) D13G probably benign Het
Fam161b T C 12: 84,403,187 (GRCm39) I148V probably benign Het
Fhip1a T A 3: 85,568,391 (GRCm39) N1043Y probably damaging Het
Fli1 T C 9: 32,388,020 (GRCm39) Y23C probably damaging Het
Gimap6 A G 6: 48,679,424 (GRCm39) V204A probably benign Het
Ighv4-1 T G 12: 113,911,904 (GRCm39) R116S probably damaging Het
Isx T C 8: 75,619,566 (GRCm39) L239P probably damaging Het
Krt1 AAGCTGCCACCCCCAAAGCCACCACCGCCGTAGCTGCCACCCCCAAAGCCACCACCGCCGTAGCTGCCACCCCCAAAGCCACCAC AAGCTGCCACCCCCAAAGCCACCACCGCCGTAGCTGCCACCCCCAAAGCCACCAC 15: 101,758,813 (GRCm39) probably benign Het
Krt81 T C 15: 101,358,856 (GRCm39) T299A probably benign Het
Lrrc30 A G 17: 67,939,226 (GRCm39) L118P probably damaging Het
Mapk8ip3 T C 17: 25,118,023 (GRCm39) T1290A probably benign Het
Mef2b ACCCTCACCC ACC 8: 70,619,506 (GRCm39) probably null Het
Meltf G A 16: 31,706,409 (GRCm39) E298K possibly damaging Het
Muc16 T A 9: 18,550,626 (GRCm39) E5222D probably benign Het
Nin T C 12: 70,067,618 (GRCm39) N2003S Het
Or1e23 A G 11: 73,407,875 (GRCm39) I50T probably benign Het
Or2b4 G A 17: 38,116,509 (GRCm39) V158M probably damaging Het
Or51f1d T C 7: 102,701,018 (GRCm39) L171P probably damaging Het
Palld A G 8: 62,002,788 (GRCm39) V826A unknown Het
Paxbp1 C A 16: 90,831,881 (GRCm39) V336L probably benign Het
Paxbp1 T A 16: 90,831,882 (GRCm39) E335D probably benign Het
Por C A 5: 135,754,615 (GRCm39) Q12K unknown Het
Psd GCC GC 19: 46,301,841 (GRCm39) probably null Het
Ptger4 A G 15: 5,264,693 (GRCm39) F321S probably damaging Het
Ptk7 A G 17: 46,890,519 (GRCm39) Y438H possibly damaging Het
Rimklb A T 6: 122,433,558 (GRCm39) N254K probably benign Het
Rpn2 A T 2: 157,125,566 (GRCm39) T26S probably benign Het
Rtn4rl2 A T 2: 84,710,760 (GRCm39) L168H probably damaging Het
Scel G T 14: 103,779,409 (GRCm39) A127S possibly damaging Het
Sema4a T A 3: 88,357,066 (GRCm39) N302Y probably damaging Het
Supt3 A G 17: 45,234,133 (GRCm39) T50A possibly damaging Het
Upf3a G A 8: 13,848,343 (GRCm39) A380T probably benign Het
Zbtb14 G A 17: 69,695,375 (GRCm39) E358K probably damaging Het
Zfp677 A T 17: 21,618,056 (GRCm39) H371L probably damaging Het
Other mutations in Pot1a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00857:Pot1a APN 6 25,744,627 (GRCm39) missense probably benign 0.01
IGL01393:Pot1a APN 6 25,744,630 (GRCm39) nonsense probably null
IGL01411:Pot1a APN 6 25,750,143 (GRCm39) splice site probably benign
IGL01774:Pot1a APN 6 25,753,276 (GRCm39) missense probably benign 0.00
IGL01981:Pot1a APN 6 25,750,099 (GRCm39) missense probably damaging 1.00
IGL02404:Pot1a APN 6 25,764,431 (GRCm39) splice site probably benign
IGL02530:Pot1a APN 6 25,794,592 (GRCm39) missense probably damaging 1.00
IGL02755:Pot1a APN 6 25,771,612 (GRCm39) missense possibly damaging 0.81
IGL03127:Pot1a APN 6 25,794,615 (GRCm39) missense probably benign 0.00
IGL03396:Pot1a APN 6 25,745,913 (GRCm39) missense possibly damaging 0.93
BB001:Pot1a UTSW 6 25,753,309 (GRCm39) missense possibly damaging 0.94
BB011:Pot1a UTSW 6 25,753,309 (GRCm39) missense possibly damaging 0.94
R0329:Pot1a UTSW 6 25,778,830 (GRCm39) splice site probably benign
R0359:Pot1a UTSW 6 25,771,679 (GRCm39) splice site probably benign
R0530:Pot1a UTSW 6 25,771,540 (GRCm39) missense possibly damaging 0.86
R0840:Pot1a UTSW 6 25,748,283 (GRCm39) splice site probably benign
R0918:Pot1a UTSW 6 25,756,267 (GRCm39) missense possibly damaging 0.92
R1650:Pot1a UTSW 6 25,745,964 (GRCm39) missense probably damaging 1.00
R1937:Pot1a UTSW 6 25,753,323 (GRCm39) missense probably benign 0.15
R2142:Pot1a UTSW 6 25,750,043 (GRCm39) splice site probably null
R4072:Pot1a UTSW 6 25,752,356 (GRCm39) splice site probably null
R4074:Pot1a UTSW 6 25,752,356 (GRCm39) splice site probably null
R4322:Pot1a UTSW 6 25,745,929 (GRCm39) missense probably benign 0.02
R4895:Pot1a UTSW 6 25,753,205 (GRCm39) missense probably damaging 1.00
R4910:Pot1a UTSW 6 25,746,020 (GRCm39) intron probably benign
R4933:Pot1a UTSW 6 25,771,540 (GRCm39) missense possibly damaging 0.86
R5530:Pot1a UTSW 6 25,778,893 (GRCm39) missense probably damaging 1.00
R5748:Pot1a UTSW 6 25,758,855 (GRCm39) missense possibly damaging 0.77
R5775:Pot1a UTSW 6 25,757,297 (GRCm39) splice site probably null
R5870:Pot1a UTSW 6 25,778,950 (GRCm39) missense possibly damaging 0.90
R6180:Pot1a UTSW 6 25,771,620 (GRCm39) missense probably benign 0.00
R6377:Pot1a UTSW 6 25,778,869 (GRCm39) missense probably benign 0.06
R7251:Pot1a UTSW 6 25,752,497 (GRCm39) splice site probably null
R7457:Pot1a UTSW 6 25,771,621 (GRCm39) missense probably benign 0.26
R7679:Pot1a UTSW 6 25,771,633 (GRCm39) missense probably benign 0.16
R7717:Pot1a UTSW 6 25,758,822 (GRCm39) missense probably benign 0.45
R7924:Pot1a UTSW 6 25,753,309 (GRCm39) missense possibly damaging 0.94
R8078:Pot1a UTSW 6 25,750,107 (GRCm39) missense probably benign 0.13
R8084:Pot1a UTSW 6 25,771,535 (GRCm39) missense possibly damaging 0.81
R8170:Pot1a UTSW 6 25,758,802 (GRCm39) makesense probably null
R9070:Pot1a UTSW 6 25,744,629 (GRCm39) missense
R9525:Pot1a UTSW 6 25,745,916 (GRCm39) missense probably benign 0.06
R9574:Pot1a UTSW 6 25,775,718 (GRCm39) missense possibly damaging 0.73
R9698:Pot1a UTSW 6 25,744,615 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- ATTTAAACATTCAGTCCTCATCCTCA -3'
(R):5'- TTCTCTTGAAACAAGCATATTACAGT -3'

Sequencing Primer
(F):5'- GTCCTCATCCTCAAAACAATTACTG -3'
(R):5'- GTCCATTCTTGAATAGGATGTG -3'
Posted On 2022-09-12