Incidental Mutation 'R4933:Pot1a'
ID 380712
Institutional Source Beutler Lab
Gene Symbol Pot1a
Ensembl Gene ENSMUSG00000029676
Gene Name protection of telomeres 1A
Synonyms 1500031H18Rik, Pot1
MMRRC Submission 042533-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4933 (G1)
Quality Score 225
Status Validated
Chromosome 6
Chromosomal Location 25743939-25809280 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 25771540 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 227 (V227A)
Ref Sequence ENSEMBL: ENSMUSP00000131928 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000115327] [ENSMUST00000115330] [ENSMUST00000166445]
AlphaFold Q91WC1
Predicted Effect possibly damaging
Transcript: ENSMUST00000115327
AA Change: V227A

PolyPhen 2 Score 0.864 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000110982
Gene: ENSMUSG00000029676
AA Change: V227A

DomainStartEndE-ValueType
Telo_bind 11 141 3.6e-53 SMART
low complexity region 253 260 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000115329
SMART Domains Protein: ENSMUSP00000110984
Gene: ENSMUSG00000029676

DomainStartEndE-ValueType
Telo_bind 11 141 3.6e-53 SMART
low complexity region 253 260 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000115330
AA Change: V227A

PolyPhen 2 Score 0.864 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000110986
Gene: ENSMUSG00000029676
AA Change: V227A

DomainStartEndE-ValueType
Telo_bind 11 141 3.6e-53 SMART
Pfam:POT1PC 152 299 6.7e-41 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000156985
Predicted Effect possibly damaging
Transcript: ENSMUST00000166445
AA Change: V227A

PolyPhen 2 Score 0.864 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000131928
Gene: ENSMUSG00000029676
AA Change: V227A

DomainStartEndE-ValueType
Telo_bind 11 141 3.6e-53 SMART
low complexity region 253 260 N/A INTRINSIC
Meta Mutation Damage Score 0.4668 question?
Coding Region Coverage
  • 1x: 99.0%
  • 3x: 98.1%
  • 10x: 95.4%
  • 20x: 89.3%
Validation Efficiency 97% (73/75)
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: 55 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2610021A01Rik A G 7: 41,276,226 (GRCm39) E643G probably damaging Het
Abca2 T C 2: 25,334,839 (GRCm39) V1937A probably benign Het
Acot10 A T 15: 20,666,416 (GRCm39) N108K possibly damaging Het
Agtpbp1 A T 13: 59,648,386 (GRCm39) M478K probably benign Het
Akirin1 G A 4: 123,630,651 (GRCm39) S191F probably damaging Het
Aoc1l3 T C 6: 48,964,426 (GRCm39) S145P probably damaging Het
Aurkb T C 11: 68,938,970 (GRCm39) probably benign Het
Cabyr T C 18: 12,877,549 (GRCm39) probably benign Het
Ccp110 A G 7: 118,324,542 (GRCm39) E688G probably damaging Het
Champ1 T A 8: 13,929,137 (GRCm39) S432T probably benign Het
Crybg1 T A 10: 43,875,209 (GRCm39) N633I probably damaging Het
Dagla A T 19: 10,247,079 (GRCm39) probably null Het
Dkkl1 A T 7: 44,860,949 (GRCm39) L10Q probably null Het
Dnah8 G A 17: 30,967,542 (GRCm39) D2585N probably benign Het
Fndc7 G T 3: 108,783,986 (GRCm39) Q208K probably benign Het
Gins4 A T 8: 23,724,796 (GRCm39) C53S probably damaging Het
Gja8 T A 3: 96,826,351 (GRCm39) probably benign Het
Golph3l T A 3: 95,524,734 (GRCm39) N328K probably benign Het
Haus6 A C 4: 86,503,524 (GRCm39) probably benign Het
Hdac5 A G 11: 102,091,389 (GRCm39) probably benign Het
Ide A G 19: 37,255,155 (GRCm39) Y883H unknown Het
Igf2r A G 17: 12,910,764 (GRCm39) probably null Het
Kdm3b T C 18: 34,943,446 (GRCm39) Y723H probably damaging Het
Kif21b G A 1: 136,079,063 (GRCm39) probably null Het
Lancl1 A T 1: 67,060,193 (GRCm39) N77K probably benign Het
Lyst T A 13: 13,812,349 (GRCm39) N920K probably damaging Het
Lyst G A 13: 13,933,963 (GRCm39) V3554I probably benign Het
Map1a G A 2: 121,136,386 (GRCm39) A2163T probably damaging Het
Mapk7 G T 11: 61,384,734 (GRCm39) probably benign Het
Myo10 C A 15: 25,781,204 (GRCm39) Q154K probably damaging Het
Or2a7 C T 6: 43,151,255 (GRCm39) L112F probably benign Het
Or2h15 A G 17: 38,441,441 (GRCm39) I214T probably damaging Het
Pcdhgb2 G A 18: 37,825,267 (GRCm39) V753M probably benign Het
Pnn T A 12: 59,117,013 (GRCm39) L195Q probably damaging Het
Ppp1r21 T A 17: 88,855,049 (GRCm39) D109E probably benign Het
Prr15l G A 11: 96,825,588 (GRCm39) G73S probably damaging Het
Rnf148 A G 6: 23,654,339 (GRCm39) F219S probably benign Het
Rnpep C A 1: 135,194,764 (GRCm39) probably benign Het
Ryr1 T C 7: 28,803,723 (GRCm39) T643A probably damaging Het
Ryr2 A T 13: 11,960,831 (GRCm39) C36S probably damaging Het
Shc3 G T 13: 51,596,805 (GRCm39) T406N probably benign Het
Slit3 G T 11: 35,579,420 (GRCm39) G1199V probably damaging Het
Spata6l G T 19: 28,919,175 (GRCm39) H195N possibly damaging Het
Sptbn5 G A 2: 119,880,601 (GRCm39) noncoding transcript Het
St8sia6 T C 2: 13,670,253 (GRCm39) N236D probably damaging Het
Stpg1 A T 4: 135,233,727 (GRCm39) Q3L probably benign Het
Sult3a1 T A 10: 33,742,550 (GRCm39) I59N probably damaging Het
Vmn1r208 T G 13: 22,956,958 (GRCm39) I180L probably benign Het
Vmn2r51 A T 7: 9,832,247 (GRCm39) N446K probably damaging Het
Vmn2r63 A T 7: 42,553,402 (GRCm39) I618N probably damaging Het
Wrn T C 8: 33,812,371 (GRCm39) N182S probably benign Het
Zfp296 G T 7: 19,313,637 (GRCm39) C164F possibly damaging Het
Zfp764l1 A G 7: 126,992,521 (GRCm39) Y30H probably damaging Het
Zmynd8 A G 2: 165,676,871 (GRCm39) V249A possibly damaging Het
Zswim2 A G 2: 83,755,571 (GRCm39) L110P 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
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
R9638:Pot1a UTSW 6 25,750,106 (GRCm39) nonsense probably null
R9698:Pot1a UTSW 6 25,744,615 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- GCCATGTAATTTTAAAGGCAGCAAG -3'
(R):5'- ACTGCCTTTGGATAAAGAGCAC -3'

Sequencing Primer
(F):5'- TAATTTTAAAGGCAGCAAGGAATAGG -3'
(R):5'- CTGCCTTTGGATAAAGAGCACTAAGC -3'
Posted On 2016-04-15