Incidental Mutation 'R1188:Jam2'
ID 102395
Institutional Source Beutler Lab
Gene Symbol Jam2
Ensembl Gene ENSMUSG00000053062
Gene Name junction adhesion molecule 2
Synonyms JAM-2, 2410030G21Rik, Jcam2, 2410167M24Rik, VE-JAM
MMRRC Submission 039260-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1188 (G1)
Quality Score 225
Status Not validated
Chromosome 16
Chromosomal Location 84571011-84622816 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 84603755 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 81 (T81A)
Ref Sequence ENSEMBL: ENSMUSP00000156235 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000098407] [ENSMUST00000114195] [ENSMUST00000231910]
AlphaFold Q9JI59
Predicted Effect possibly damaging
Transcript: ENSMUST00000098407
AA Change: T57A

PolyPhen 2 Score 0.659 (Sensitivity: 0.86; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000096007
Gene: ENSMUSG00000053062
AA Change: T57A

DomainStartEndE-ValueType
signal peptide 1 20 N/A INTRINSIC
IG 36 132 7.7e-5 SMART
low complexity region 170 180 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000114195
AA Change: T57A

PolyPhen 2 Score 0.296 (Sensitivity: 0.91; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000109833
Gene: ENSMUSG00000053062
AA Change: T57A

DomainStartEndE-ValueType
signal peptide 1 20 N/A INTRINSIC
IG 36 132 7.7e-5 SMART
IGc2 147 221 1.06e-11 SMART
low complexity region 240 253 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000138054
Predicted Effect probably damaging
Transcript: ENSMUST00000231910
AA Change: T81A

PolyPhen 2 Score 0.985 (Sensitivity: 0.74; Specificity: 0.96)
Coding Region Coverage
  • 1x: 98.9%
  • 3x: 97.9%
  • 10x: 95.0%
  • 20x: 88.6%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene belongs to the immunoglobulin superfamily, and the junctional adhesion molecule (JAM) family. The protein encoded by this gene is a type I membrane protein that is localized at the tight junctions of both epithelial and endothelial cells. It acts as an adhesive ligand for interacting with a variety of immune cell types, and may play a role in lymphocyte homing to secondary lymphoid organs. Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Jul 2012]
PHENOTYPE: Mice homozygous for a knock-out allele are viable, fertile and overtly normal with no detectable spermatogenesis abnormalities or defects in embryonic, neural and hematopoietic stem cell properties. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 34 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
9130230L23Rik T C 5: 66,147,741 (GRCm39) Y14C unknown Het
Afap1l2 T C 19: 56,913,501 (GRCm39) K312E probably damaging Het
Amigo2 T A 15: 97,143,594 (GRCm39) E276V probably benign Het
Atf2 A G 2: 73,675,881 (GRCm39) F114L probably damaging Het
Avpr1a G T 10: 122,284,824 (GRCm39) G39C possibly damaging Het
Ccpg1 A G 9: 72,919,788 (GRCm39) R468G possibly damaging Het
Celf6 G T 9: 59,497,961 (GRCm39) R130L probably benign Het
Dsp T C 13: 38,378,939 (GRCm39) S1296P probably damaging Het
Fnip2 C T 3: 79,369,469 (GRCm39) R1072H probably damaging Het
Fsip2 G T 2: 82,805,361 (GRCm39) C560F possibly damaging Het
Get3 A G 8: 85,746,422 (GRCm39) I142T probably damaging Het
Gpr20 A C 15: 73,567,617 (GRCm39) H257Q probably damaging Het
Gys2 T A 6: 142,400,909 (GRCm39) H297L probably damaging Het
Habp2 G A 19: 56,300,154 (GRCm39) S201N probably benign Het
Hars2 T C 18: 36,921,022 (GRCm39) I198T probably damaging Het
Jag2 G A 12: 112,883,741 (GRCm39) Q247* probably null Het
Mrps26 G A 2: 130,406,301 (GRCm39) E145K probably damaging Het
Nup210l T C 3: 90,105,486 (GRCm39) F1545L probably benign Het
Or10d4c A G 9: 39,558,772 (GRCm39) Y250C probably damaging Het
Pikfyve T A 1: 65,286,118 (GRCm39) V1074D possibly damaging Het
Prkag1 T A 15: 98,712,479 (GRCm39) I118F probably damaging Het
R3hdm2 G A 10: 127,288,624 (GRCm39) V91I probably benign Het
Rnf168 T C 16: 32,117,477 (GRCm39) V346A probably benign Het
Slc17a7 T C 7: 44,819,311 (GRCm39) V129A possibly damaging Het
Snai3 T A 8: 123,181,701 (GRCm39) Q252L probably damaging Het
Snx17 T C 5: 31,353,166 (GRCm39) V133A probably benign Het
Stt3a A G 9: 36,662,636 (GRCm39) S59P probably damaging Het
Sun1 C T 5: 139,224,611 (GRCm39) R546C probably damaging Het
Thsd4 T A 9: 60,301,689 (GRCm39) Q202L probably benign Het
Tnrc6b A G 15: 80,763,430 (GRCm39) T311A probably benign Het
Tshr T A 12: 91,468,942 (GRCm39) D18E probably benign Het
Ttn A T 2: 76,619,773 (GRCm39) L15965Q probably damaging Het
Wnk1 C A 6: 119,925,670 (GRCm39) E1265* probably null Het
Zbtb39 C G 10: 127,578,175 (GRCm39) Q250E probably benign Het
Other mutations in Jam2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00568:Jam2 APN 16 84,619,712 (GRCm39) utr 3 prime probably benign
IGL00805:Jam2 APN 16 84,612,054 (GRCm39) splice site probably benign
R0834:Jam2 UTSW 16 84,609,855 (GRCm39) missense probably damaging 1.00
R4230:Jam2 UTSW 16 84,618,180 (GRCm39) missense possibly damaging 0.92
R4323:Jam2 UTSW 16 84,619,744 (GRCm39) utr 3 prime probably benign
R4659:Jam2 UTSW 16 84,609,840 (GRCm39) missense probably damaging 0.96
R4660:Jam2 UTSW 16 84,609,840 (GRCm39) missense probably damaging 0.96
R4662:Jam2 UTSW 16 84,609,840 (GRCm39) missense probably damaging 0.96
R4679:Jam2 UTSW 16 84,609,840 (GRCm39) missense probably damaging 0.96
R4741:Jam2 UTSW 16 84,609,840 (GRCm39) missense probably damaging 0.96
R4856:Jam2 UTSW 16 84,598,490 (GRCm39) missense probably benign 0.39
R4929:Jam2 UTSW 16 84,619,750 (GRCm39) utr 3 prime probably benign
R4961:Jam2 UTSW 16 84,606,435 (GRCm39) nonsense probably null
R5915:Jam2 UTSW 16 84,606,295 (GRCm39) missense probably benign 0.01
R7779:Jam2 UTSW 16 84,606,271 (GRCm39) missense probably damaging 1.00
R8790:Jam2 UTSW 16 84,606,259 (GRCm39) missense possibly damaging 0.87
R9488:Jam2 UTSW 16 84,619,676 (GRCm39) missense probably damaging 1.00
R9640:Jam2 UTSW 16 84,609,960 (GRCm39) missense probably benign 0.12
R9785:Jam2 UTSW 16 84,571,397 (GRCm39) missense unknown
Predicted Primers PCR Primer
(F):5'- AGAGCCGTCATGCTCCCAATTC -3'
(R):5'- TGTTAAGCGAGCAATGGTCCCAG -3'

Sequencing Primer
(F):5'- CCCTACAGACATGATGTACTTATGC -3'
(R):5'- AGGGGACCTCACCTTTTTCG -3'
Posted On 2014-01-15