Incidental Mutation 'R2273:Tjp2'
ID 242684
Institutional Source Beutler Lab
Gene Symbol Tjp2
Ensembl Gene ENSMUSG00000024812
Gene Name tight junction protein 2
Synonyms ZO-2
MMRRC Submission 040273-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2273 (G1)
Quality Score 225
Status Not validated
Chromosome 19
Chromosomal Location 24071869-24202394 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 24090171 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Asparagine at position 624 (H624N)
Ref Sequence ENSEMBL: ENSMUSP00000097154 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000099558]
AlphaFold Q9Z0U1
PDB Structure Solution structure of N-terminal PDZ domain from mouse TJP2 [SOLUTION NMR]
Predicted Effect probably benign
Transcript: ENSMUST00000099558
AA Change: H624N

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000097154
Gene: ENSMUSG00000024812
AA Change: H624N

DomainStartEndE-ValueType
PDZ 19 97 1.25e-15 SMART
low complexity region 163 178 N/A INTRINSIC
low complexity region 181 202 N/A INTRINSIC
low complexity region 209 226 N/A INTRINSIC
low complexity region 253 276 N/A INTRINSIC
PDZ 297 365 8.73e-15 SMART
low complexity region 377 390 N/A INTRINSIC
PDZ 499 572 1.57e-16 SMART
SH3 587 648 1.07e-2 SMART
GuKc 672 861 3.25e-42 SMART
low complexity region 969 980 N/A INTRINSIC
low complexity region 1037 1049 N/A INTRINSIC
coiled coil region 1063 1090 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.3%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a zonula occluden that is a member of the membrane-associated guanylate kinase homolog family. The encoded protein functions as a component of the tight junction barrier in epithelial and endothelial cells and is necessary for proper assembly of tight junctions. Mutations in this gene have been identified in patients with hypercholanemia, and genomic duplication of a 270 kb region including this gene causes autosomal dominant deafness-51. Alternatively spliced transcripts encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Nov 2011]
PHENOTYPE: Homozygous mutation of this gene results in lethality shortly after implantation due to arrest in early gastrulation. Structure and permeability barrier of the apical junctional complex are altered in cells. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2300003K06Rik A T 11: 99,728,667 (GRCm39) C59S possibly damaging Het
Abca5 A T 11: 110,166,107 (GRCm39) N1556K possibly damaging Het
Ackr1 T C 1: 173,160,052 (GRCm39) N156D probably benign Het
Ank3 T A 10: 69,786,772 (GRCm39) probably null Het
Arhgef7 T A 8: 11,865,010 (GRCm39) F374Y possibly damaging Het
Atp11b A G 3: 35,882,762 (GRCm39) I606V probably benign Het
Atp6v1h T A 1: 5,187,699 (GRCm39) D222E probably damaging Het
Bco1 G A 8: 117,835,522 (GRCm39) probably null Het
Cacna1g T A 11: 94,306,762 (GRCm39) E1842V probably damaging Het
Calhm3 T A 19: 47,145,986 (GRCm39) Q73L probably damaging Het
Cdc42bpb C T 12: 111,268,601 (GRCm39) E1200K probably damaging Het
Cdr2 A T 7: 120,557,732 (GRCm39) H264Q possibly damaging Het
Cecr2 C T 6: 120,733,702 (GRCm39) S563L probably benign Het
Cfh C T 1: 140,030,563 (GRCm39) V824M probably damaging Het
Ciapin1 A T 8: 95,558,415 (GRCm39) V99E probably damaging Het
Col9a2 C G 4: 120,911,455 (GRCm39) R599G probably damaging Het
Cpxm2 TGCAGCAGCAGCAGCAGCAG TGCAGCAGCAGCAGCAG 7: 131,661,581 (GRCm39) probably benign Het
Crim1 T C 17: 78,662,608 (GRCm39) probably null Het
D7Ertd443e A G 7: 133,871,930 (GRCm39) S644P probably damaging Het
Dnlz A T 2: 26,241,483 (GRCm39) C82S probably damaging Het
F11 T C 8: 45,705,184 (GRCm39) D119G possibly damaging Het
Fat3 T C 9: 15,826,558 (GRCm39) T4465A probably benign Het
Fdxacb1 A G 9: 50,683,321 (GRCm39) E428G probably benign Het
Fn1 C T 1: 71,653,102 (GRCm39) G1296R probably null Het
Gm11568 A G 11: 99,749,070 (GRCm39) S92G unknown Het
Gpr158 A T 2: 21,831,674 (GRCm39) M925L probably benign Het
Hivep2 T C 10: 14,008,187 (GRCm39) M1595T probably benign Het
Hoxd1 A G 2: 74,594,501 (GRCm39) K252R probably damaging Het
Ift88 A G 14: 57,726,393 (GRCm39) K684E possibly damaging Het
Iqck G A 7: 118,498,880 (GRCm39) D173N possibly damaging Het
Kcnc1 A G 7: 46,077,226 (GRCm39) N343D probably damaging Het
Kifap3 T A 1: 163,696,327 (GRCm39) V652D possibly damaging Het
Lrig1 A T 6: 94,585,124 (GRCm39) D840E probably damaging Het
Lrrc7 A G 3: 157,892,696 (GRCm39) S318P probably damaging Het
Map1b A C 13: 99,568,592 (GRCm39) D1376E unknown Het
Marchf1 T A 8: 66,840,151 (GRCm39) N311K probably benign Het
Mier2 T C 10: 79,380,368 (GRCm39) I321V probably damaging Het
Mrc1 G A 2: 14,330,183 (GRCm39) R1264Q probably damaging Het
Nrarp T C 2: 25,071,421 (GRCm39) V100A possibly damaging Het
Nt5c1a T C 4: 123,109,873 (GRCm39) F324S probably damaging Het
Odad2 C A 18: 7,223,676 (GRCm39) G456W probably benign Het
Or2t44 T C 11: 58,677,492 (GRCm39) V144A probably benign Het
Or5d41 A G 2: 88,055,167 (GRCm39) F70L probably benign Het
Or5g29 G T 2: 85,420,932 (GRCm39) G16V probably damaging Het
Or6c35 T C 10: 129,169,326 (GRCm39) I192T probably benign Het
Pcdhb4 C T 18: 37,441,979 (GRCm39) L430F probably damaging Het
Ptpn2 T G 18: 67,810,872 (GRCm39) M256L probably damaging Het
Rph3a C T 5: 121,111,367 (GRCm39) R71H probably damaging Het
Rrm2b T A 15: 37,945,295 (GRCm39) D148V possibly damaging Het
Setx GTGGCT GT 2: 29,044,073 (GRCm39) 1814 probably null Het
Slc12a3 T A 8: 95,059,915 (GRCm39) I187N possibly damaging Het
Slc46a1 T G 11: 78,357,249 (GRCm39) S101A probably benign Het
Sned1 T A 1: 93,209,364 (GRCm39) probably null Het
Sult1d1 T G 5: 87,703,887 (GRCm39) N266T probably damaging Het
Tmcc3 G A 10: 94,414,777 (GRCm39) V160I probably damaging Het
Tsr1 A T 11: 74,795,653 (GRCm39) probably null Het
Tyrp1 A T 4: 80,755,771 (GRCm39) E180V probably damaging Het
Ubr3 T C 2: 69,846,685 (GRCm39) V1636A probably benign Het
Usp1 T C 4: 98,818,079 (GRCm39) L139P probably damaging Het
Vldlr A T 19: 27,225,415 (GRCm39) T859S probably damaging Het
Vmn1r232 A G 17: 21,134,465 (GRCm39) L45P probably benign Het
Vmn2r94 T A 17: 18,477,593 (GRCm39) M273L probably benign Het
Zc3h6 T C 2: 128,856,629 (GRCm39) Y570H probably benign Het
Zhx2 A G 15: 57,686,565 (GRCm39) S645G probably benign Het
Other mutations in Tjp2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01151:Tjp2 APN 19 24,116,174 (GRCm39) missense possibly damaging 0.89
IGL01412:Tjp2 APN 19 24,078,139 (GRCm39) missense probably damaging 0.99
IGL01681:Tjp2 APN 19 24,112,213 (GRCm39) critical splice donor site probably null
IGL02044:Tjp2 APN 19 24,098,204 (GRCm39) missense probably damaging 1.00
IGL02212:Tjp2 APN 19 24,116,150 (GRCm39) missense probably damaging 1.00
IGL02629:Tjp2 APN 19 24,099,743 (GRCm39) splice site probably benign
IGL02819:Tjp2 APN 19 24,091,469 (GRCm39) missense probably damaging 0.98
IGL02931:Tjp2 APN 19 24,073,996 (GRCm39) missense probably benign 0.11
PIT4402001:Tjp2 UTSW 19 24,075,493 (GRCm39) nonsense probably null
R0032:Tjp2 UTSW 19 24,086,059 (GRCm39) missense probably damaging 1.00
R0667:Tjp2 UTSW 19 24,086,113 (GRCm39) missense probably benign 0.36
R0674:Tjp2 UTSW 19 24,108,680 (GRCm39) missense probably benign 0.37
R0749:Tjp2 UTSW 19 24,099,636 (GRCm39) missense possibly damaging 0.67
R1185:Tjp2 UTSW 19 24,108,527 (GRCm39) missense possibly damaging 0.67
R1185:Tjp2 UTSW 19 24,108,527 (GRCm39) missense possibly damaging 0.67
R1185:Tjp2 UTSW 19 24,108,527 (GRCm39) missense possibly damaging 0.67
R1563:Tjp2 UTSW 19 24,110,067 (GRCm39) missense probably damaging 0.99
R1571:Tjp2 UTSW 19 24,078,239 (GRCm39) missense probably damaging 1.00
R1624:Tjp2 UTSW 19 24,108,776 (GRCm39) missense probably benign 0.01
R1658:Tjp2 UTSW 19 24,090,311 (GRCm39) missense probably damaging 0.99
R1851:Tjp2 UTSW 19 24,076,899 (GRCm39) missense possibly damaging 0.67
R1968:Tjp2 UTSW 19 24,088,437 (GRCm39) missense probably damaging 0.99
R2068:Tjp2 UTSW 19 24,099,687 (GRCm39) missense probably benign 0.22
R2994:Tjp2 UTSW 19 24,090,215 (GRCm39) missense probably damaging 1.00
R3767:Tjp2 UTSW 19 24,078,190 (GRCm39) missense probably benign 0.01
R3770:Tjp2 UTSW 19 24,078,190 (GRCm39) missense probably benign 0.01
R4077:Tjp2 UTSW 19 24,086,182 (GRCm39) missense possibly damaging 0.90
R4079:Tjp2 UTSW 19 24,086,182 (GRCm39) missense possibly damaging 0.90
R4505:Tjp2 UTSW 19 24,086,195 (GRCm39) missense possibly damaging 0.50
R4720:Tjp2 UTSW 19 24,078,169 (GRCm39) missense probably damaging 1.00
R4739:Tjp2 UTSW 19 24,097,475 (GRCm39) splice site probably null
R4745:Tjp2 UTSW 19 24,074,030 (GRCm39) missense possibly damaging 0.56
R4858:Tjp2 UTSW 19 24,099,484 (GRCm39) missense probably damaging 1.00
R5290:Tjp2 UTSW 19 24,108,568 (GRCm39) missense probably benign
R5887:Tjp2 UTSW 19 24,073,963 (GRCm39) missense probably benign
R5988:Tjp2 UTSW 19 24,091,464 (GRCm39) missense probably benign
R6144:Tjp2 UTSW 19 24,097,437 (GRCm39) missense probably damaging 0.99
R6163:Tjp2 UTSW 19 24,103,068 (GRCm39) critical splice donor site probably null
R6183:Tjp2 UTSW 19 24,078,155 (GRCm39) missense probably damaging 0.99
R6242:Tjp2 UTSW 19 24,076,967 (GRCm39) splice site probably null
R6683:Tjp2 UTSW 19 24,098,207 (GRCm39) missense probably damaging 0.99
R6866:Tjp2 UTSW 19 24,079,355 (GRCm39) missense probably damaging 0.99
R7025:Tjp2 UTSW 19 24,110,052 (GRCm39) missense probably benign 0.28
R7153:Tjp2 UTSW 19 24,079,345 (GRCm39) missense probably benign 0.40
R7514:Tjp2 UTSW 19 24,088,886 (GRCm39) missense probably benign 0.03
R8004:Tjp2 UTSW 19 24,091,484 (GRCm39) missense probably damaging 1.00
R8505:Tjp2 UTSW 19 24,088,438 (GRCm39) missense probably null 1.00
R8527:Tjp2 UTSW 19 24,088,937 (GRCm39) missense probably damaging 0.99
R8710:Tjp2 UTSW 19 24,072,796 (GRCm39) missense probably damaging 1.00
R9718:Tjp2 UTSW 19 24,078,207 (GRCm39) missense probably damaging 1.00
X0066:Tjp2 UTSW 19 24,075,391 (GRCm39) missense probably damaging 1.00
Z1176:Tjp2 UTSW 19 24,108,729 (GRCm39) missense probably benign 0.00
Z1177:Tjp2 UTSW 19 24,072,824 (GRCm39) missense possibly damaging 0.74
Predicted Primers PCR Primer
(F):5'- CTCAAAACTAAAGAGGTGCTGGC -3'
(R):5'- TCAGTTGAGCACAGCCAACG -3'

Sequencing Primer
(F):5'- GAGGTGCTGGCTCTATTTCCATAAAC -3'
(R):5'- GAGCACAGCCAACGTTACTTTTATTC -3'
Posted On 2014-10-16