Incidental Mutation 'R7025:Tjp2'
ID 545935
Institutional Source Beutler Lab
Gene Symbol Tjp2
Ensembl Gene ENSMUSG00000024812
Gene Name tight junction protein 2
Synonyms ZO-2
MMRRC Submission 045126-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7025 (G1)
Quality Score 225.009
Status Not validated
Chromosome 19
Chromosomal Location 24071869-24202394 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 24110052 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Threonine at position 64 (M64T)
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: M64T

PolyPhen 2 Score 0.285 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000097154
Gene: ENSMUSG00000024812
AA Change: M64T

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: 100.0%
  • 3x: 100.0%
  • 10x: 99.6%
  • 20x: 98.8%
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: 57 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acbd4 T A 11: 102,995,364 (GRCm39) L90M probably damaging Het
Acot7 T C 4: 152,262,646 (GRCm39) S7P unknown Het
Ahcyl2 T C 6: 29,908,420 (GRCm39) Y388H probably damaging Het
Atp1a2 T A 1: 172,112,117 (GRCm39) R593* probably null Het
Bicral T C 17: 47,112,594 (GRCm39) T869A probably benign Het
Brca2 C T 5: 150,463,943 (GRCm39) P1236S probably benign Het
Cacna2d1 C T 5: 16,557,666 (GRCm39) Q699* probably null Het
Ccser2 T C 14: 36,661,964 (GRCm39) N407D probably damaging Het
Cd300lg A G 11: 101,933,900 (GRCm39) Y49C probably damaging Het
Cdh12 C A 15: 21,358,900 (GRCm39) T108K probably damaging Het
Ctnnd1 A T 2: 84,440,950 (GRCm39) I715K possibly damaging Het
Cyp17a1 T A 19: 46,659,419 (GRCm39) D137V probably damaging Het
Dbr1 A G 9: 99,458,036 (GRCm39) T19A probably damaging Het
Dnah3 C T 7: 119,629,233 (GRCm39) A1441T possibly damaging Het
Dpt G A 1: 164,624,508 (GRCm39) D70N probably damaging Het
Elk4 C A 1: 131,947,107 (GRCm39) P366Q probably damaging Het
Eml4 A C 17: 83,732,740 (GRCm39) D131A probably benign Het
Faap24 A G 7: 35,092,296 (GRCm39) I207T possibly damaging Het
Fam219a T C 4: 41,521,925 (GRCm39) S41G probably benign Het
Gask1b T C 3: 79,793,855 (GRCm39) Y108H probably damaging Het
Ifi203 T C 1: 173,755,951 (GRCm39) probably benign Het
Inpp4a T C 1: 37,408,504 (GRCm39) V295A probably benign Het
Kif2a A G 13: 107,119,102 (GRCm39) Y267H probably damaging Het
Kprp T A 3: 92,732,504 (GRCm39) Q182L probably benign Het
Krt90 T C 15: 101,465,610 (GRCm39) K337R possibly damaging Het
Lrp2 T A 2: 69,313,372 (GRCm39) Y2453F possibly damaging Het
Magel2 A C 7: 62,029,535 (GRCm39) Y813S unknown Het
Myh7 C A 14: 55,212,101 (GRCm39) E1548* probably null Het
Myh8 A G 11: 67,188,365 (GRCm39) T1009A probably benign Het
Nab2 T A 10: 127,502,377 (GRCm39) probably benign Het
Neb T C 2: 52,186,285 (GRCm39) D929G possibly damaging Het
Nelfb A C 2: 25,100,505 (GRCm39) V155G probably damaging Het
Nmur1 C A 1: 86,315,570 (GRCm39) M65I possibly damaging Het
Nop56 C T 2: 130,119,801 (GRCm39) R81* probably null Het
Npnt C T 3: 132,614,157 (GRCm39) C47Y probably damaging Het
Nrp1 G T 8: 129,207,435 (GRCm39) C610F probably damaging Het
Or4a71 T A 2: 89,357,948 (GRCm39) I269F probably damaging Het
Or5d45 T C 2: 88,153,606 (GRCm39) K148E probably damaging Het
Or6c63-ps1 T A 10: 128,900,544 (GRCm39) M1L probably benign Het
Pax5 G A 4: 44,679,501 (GRCm39) Q93* probably null Het
Pcnt G T 10: 76,239,669 (GRCm39) Q1273K probably damaging Het
Pde4dip G A 3: 97,631,499 (GRCm39) Q1137* probably null Het
Pfas A T 11: 68,881,586 (GRCm39) D959E probably benign Het
Pira13 T A 7: 3,824,261 (GRCm39) K629* probably null Het
Prex1 TCCGACCCC TCCGACCCCGACCCC 2: 166,455,107 (GRCm39) probably benign Het
Prpf40b C T 15: 99,204,281 (GRCm39) Q182* probably null Het
Ptk2 G A 15: 73,093,658 (GRCm39) P854S possibly damaging Het
Rpe65 A C 3: 159,328,322 (GRCm39) E406A probably damaging Het
Serpina3k A T 12: 104,307,401 (GRCm39) Y211F probably benign Het
Shkbp1 T C 7: 27,054,706 (GRCm39) I65V possibly damaging Het
Slc22a29 G A 19: 8,137,944 (GRCm39) P544S probably benign Het
Stab2 T C 10: 86,686,701 (GRCm39) D2281G probably damaging Het
Tnfrsf8 C T 4: 145,000,973 (GRCm39) V378I possibly damaging Het
Trpm1 A T 7: 63,876,462 (GRCm39) probably null Het
Ubqln3 A G 7: 103,790,482 (GRCm39) I536T probably benign Het
Vmn1r44 A G 6: 89,870,736 (GRCm39) T161A possibly damaging Het
Vmn2r108 T A 17: 20,691,345 (GRCm39) I393F possibly damaging 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
R2273:Tjp2 UTSW 19 24,090,171 (GRCm39) missense probably benign
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
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'- AGCGGCTATTTTCTTTGGACAC -3'
(R):5'- GGTTTCTTACCTCTGAAGAGCTC -3'

Sequencing Primer
(F):5'- TCCTCTGCAAGAACGATATGGGC -3'
(R):5'- TCTCAGACCAAGTTGGCATG -3'
Posted On 2019-05-13