Incidental Mutation 'R2247:Jak2'
ID 240924
Institutional Source Beutler Lab
Gene Symbol Jak2
Ensembl Gene ENSMUSG00000024789
Gene Name Janus kinase 2
Synonyms C81284
MMRRC Submission 040247-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2247 (G1)
Quality Score 225
Status Not validated
Chromosome 19
Chromosomal Location 29229228-29290480 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 29261036 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 344 (V344A)
Ref Sequence ENSEMBL: ENSMUSP00000064394 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000025705] [ENSMUST00000065796]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000025705
AA Change: V344A

PolyPhen 2 Score 0.013 (Sensitivity: 0.96; Specificity: 0.78)
SMART Domains Protein: ENSMUSP00000025705
Gene: ENSMUSG00000024789
AA Change: V344A

DomainStartEndE-ValueType
B41 33 270 8.86e-56 SMART
SH2 397 487 3.03e-18 SMART
STYKc 545 805 1.95e-26 SMART
TyrKc 849 1123 8.61e-119 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000065796
AA Change: V344A

PolyPhen 2 Score 0.013 (Sensitivity: 0.96; Specificity: 0.78)
SMART Domains Protein: ENSMUSP00000064394
Gene: ENSMUSG00000024789
AA Change: V344A

DomainStartEndE-ValueType
B41 33 270 8.86e-56 SMART
SH2 397 487 3.03e-18 SMART
STYKc 545 805 1.95e-26 SMART
TyrKc 849 1123 8.61e-119 SMART
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.2%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene product is a protein tyrosine kinase involved in a specific subset of cytokine receptor signaling pathways. It has been found to be constituitively associated with the prolactin receptor and is required for responses to gamma interferon. Mice that do not express an active protein for this gene exhibit embryonic lethality associated with the absence of definitive erythropoiesis. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygotes for null mutations die during midgestation due to a failure of erythropoieses. Mice expressing a conditional allele activated in mammary tissue exhibit lactation deficiency due to impaired alveologenesis. Mice homozygous for a knock-in allele exhibit myeloproliferative neoplasm. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsbg3 A G 17: 57,184,435 (GRCm39) E70G possibly damaging Het
Ash1l C A 3: 88,914,674 (GRCm39) P1768Q possibly damaging Het
Bicra C A 7: 15,723,159 (GRCm39) E119D probably benign Het
Brd2 A G 17: 34,333,389 (GRCm39) F421L probably damaging Het
Cspp1 A T 1: 10,136,685 (GRCm39) Q182L possibly damaging Het
Dnah7b A G 1: 46,316,223 (GRCm39) D3112G probably damaging Het
Dsc2 T A 18: 20,168,369 (GRCm39) I697F probably damaging Het
Ephb1 A T 9: 101,874,010 (GRCm39) S555T probably damaging Het
Fat4 A T 3: 38,946,198 (GRCm39) D1697V probably damaging Het
Hivep2 C A 10: 14,004,713 (GRCm39) T437K probably benign Het
Impg2 A G 16: 56,088,627 (GRCm39) K1160R probably damaging Het
Kcnab3 A G 11: 69,221,016 (GRCm39) T168A probably damaging Het
Kctd18 A T 1: 58,006,801 (GRCm39) H16Q possibly damaging Het
Mslnl G A 17: 25,961,908 (GRCm39) V128M probably damaging Het
Myh11 A G 16: 14,095,423 (GRCm39) L113P probably damaging Het
Myh13 A T 11: 67,225,384 (GRCm39) I250F probably damaging Het
Nin T C 12: 70,101,319 (GRCm39) Y426C probably damaging Het
Or10ab4 C T 7: 107,654,989 (GRCm39) R267C probably benign Het
Or51ab3 T A 7: 103,201,097 (GRCm39) probably null Het
Pbrm1 A G 14: 30,796,850 (GRCm39) H897R probably damaging Het
Pgap4 T C 4: 49,586,209 (GRCm39) S320G probably benign Het
Plcl2 T C 17: 50,913,873 (GRCm39) V294A probably damaging Het
Psapl1 A G 5: 36,362,410 (GRCm39) E334G probably benign Het
Pwwp3a A G 10: 80,076,259 (GRCm39) Y483C probably damaging Het
Raly A G 2: 154,705,953 (GRCm39) H277R possibly damaging Het
Ranbp9 T C 13: 43,565,901 (GRCm39) K462E probably damaging Het
Rptn A G 3: 93,304,136 (GRCm39) T490A probably benign Het
Rtl1 T C 12: 109,561,413 (GRCm39) H142R possibly damaging Het
Scart2 G A 7: 139,829,042 (GRCm39) G234S probably null Het
Shisa3 G A 5: 67,768,666 (GRCm39) V189M probably benign Het
Slc25a36 A T 9: 96,982,191 (GRCm39) L28Q probably damaging Het
Slc38a8 A G 8: 120,212,389 (GRCm39) M318T probably benign Het
Slc4a11 A T 2: 130,529,721 (GRCm39) M328K probably benign Het
Sp2 A C 11: 96,852,844 (GRCm39) probably null Het
Sult2b1 A T 7: 45,384,734 (GRCm39) I114N probably damaging Het
Synrg T C 11: 83,900,202 (GRCm39) S803P probably damaging Het
Tenm4 T A 7: 96,555,216 (GRCm39) D2603E probably benign Het
Tnfaip8 ACTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTC ACTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTC 18: 50,179,912 (GRCm39) probably null Het
Zfp189 T A 4: 49,530,393 (GRCm39) C499S possibly damaging Het
Zfp236 A G 18: 82,622,423 (GRCm39) F1621S possibly damaging Het
Other mutations in Jak2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00839:Jak2 APN 19 29,279,047 (GRCm39) missense probably damaging 1.00
IGL00951:Jak2 APN 19 29,276,983 (GRCm39) missense probably damaging 1.00
IGL01300:Jak2 APN 19 29,287,083 (GRCm39) missense probably damaging 1.00
IGL01800:Jak2 APN 19 29,263,693 (GRCm39) splice site probably benign
IGL02035:Jak2 APN 19 29,263,808 (GRCm39) missense probably benign 0.24
IGL02212:Jak2 APN 19 29,265,382 (GRCm39) missense probably benign 0.01
IGL02447:Jak2 APN 19 29,277,014 (GRCm39) missense probably damaging 1.00
R0001:Jak2 UTSW 19 29,259,787 (GRCm39) missense probably benign 0.01
R0158:Jak2 UTSW 19 29,289,157 (GRCm39) missense probably benign
R0217:Jak2 UTSW 19 29,274,050 (GRCm39) critical splice donor site probably null
R0308:Jak2 UTSW 19 29,289,157 (GRCm39) missense probably benign 0.15
R0344:Jak2 UTSW 19 29,261,029 (GRCm39) missense probably damaging 1.00
R0398:Jak2 UTSW 19 29,259,788 (GRCm39) missense possibly damaging 0.95
R0408:Jak2 UTSW 19 29,263,717 (GRCm39) missense probably benign 0.38
R0453:Jak2 UTSW 19 29,289,238 (GRCm39) missense probably benign 0.01
R0853:Jak2 UTSW 19 29,262,326 (GRCm39) nonsense probably null
R1180:Jak2 UTSW 19 29,259,899 (GRCm39) missense probably damaging 1.00
R1794:Jak2 UTSW 19 29,276,957 (GRCm39) missense probably benign 0.00
R3908:Jak2 UTSW 19 29,268,673 (GRCm39) missense probably damaging 1.00
R4705:Jak2 UTSW 19 29,272,315 (GRCm39) missense possibly damaging 0.82
R4744:Jak2 UTSW 19 29,239,656 (GRCm39) missense probably benign 0.02
R4814:Jak2 UTSW 19 29,279,377 (GRCm39) missense probably damaging 1.00
R4903:Jak2 UTSW 19 29,252,436 (GRCm39) missense probably benign 0.03
R5602:Jak2 UTSW 19 29,275,739 (GRCm39) missense probably benign 0.01
R5713:Jak2 UTSW 19 29,248,793 (GRCm39) missense probably damaging 0.96
R5740:Jak2 UTSW 19 29,239,824 (GRCm39) missense possibly damaging 0.81
R5758:Jak2 UTSW 19 29,287,043 (GRCm39) missense probably damaging 1.00
R5966:Jak2 UTSW 19 29,260,954 (GRCm39) missense possibly damaging 0.94
R6285:Jak2 UTSW 19 29,273,059 (GRCm39) missense probably benign 0.35
R6439:Jak2 UTSW 19 29,287,022 (GRCm39) splice site probably null
R6624:Jak2 UTSW 19 29,259,989 (GRCm39) missense probably damaging 0.99
R6649:Jak2 UTSW 19 29,266,110 (GRCm39) missense probably benign 0.00
R6653:Jak2 UTSW 19 29,266,110 (GRCm39) missense probably benign 0.00
R7084:Jak2 UTSW 19 29,263,798 (GRCm39) missense possibly damaging 0.78
R7180:Jak2 UTSW 19 29,259,811 (GRCm39) missense probably benign 0.01
R7261:Jak2 UTSW 19 29,288,385 (GRCm39) missense possibly damaging 0.82
R7488:Jak2 UTSW 19 29,275,783 (GRCm39) missense probably damaging 0.99
R7537:Jak2 UTSW 19 29,276,037 (GRCm39) missense probably benign 0.00
R7757:Jak2 UTSW 19 29,260,946 (GRCm39) missense probably benign
R7777:Jak2 UTSW 19 29,254,268 (GRCm39) missense probably benign 0.32
R8050:Jak2 UTSW 19 29,275,732 (GRCm39) missense probably damaging 0.98
R8345:Jak2 UTSW 19 29,262,270 (GRCm39) missense probably damaging 1.00
R8524:Jak2 UTSW 19 29,273,105 (GRCm39) missense probably damaging 0.99
R9003:Jak2 UTSW 19 29,254,240 (GRCm39) missense probably benign
R9128:Jak2 UTSW 19 29,278,462 (GRCm39) missense probably damaging 1.00
R9188:Jak2 UTSW 19 29,288,353 (GRCm39) missense probably damaging 0.97
R9197:Jak2 UTSW 19 29,289,157 (GRCm39) missense probably benign 0.15
R9369:Jak2 UTSW 19 29,266,203 (GRCm39) critical splice donor site probably null
R9430:Jak2 UTSW 19 29,265,367 (GRCm39) missense possibly damaging 0.89
R9704:Jak2 UTSW 19 29,275,730 (GRCm39) nonsense probably null
X0058:Jak2 UTSW 19 29,273,111 (GRCm39) missense possibly damaging 0.91
Z1176:Jak2 UTSW 19 29,248,798 (GRCm39) missense possibly damaging 0.58
Predicted Primers PCR Primer
(F):5'- AGAGAACTTTAAGTGGCTATCAGC -3'
(R):5'- TGACTCACGCATCAGAGAAGG -3'

Sequencing Primer
(F):5'- AGCACCTTCTTAAGCTTCGTTTGATG -3'
(R):5'- GTTCCCAGATTGCATACAATAAAGGG -3'
Posted On 2014-10-15