Incidental Mutation 'R1571:Tjp2'
ID 186240
Institutional Source Beutler Lab
Gene Symbol Tjp2
Ensembl Gene ENSMUSG00000024812
Gene Name tight junction protein 2
Synonyms ZO-2
MMRRC Submission 039610-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1571 (G1)
Quality Score 225
Status Not validated
Chromosome 19
Chromosomal Location 24071869-24202394 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 24078239 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Histidine at position 885 (Y885H)
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 damaging
Transcript: ENSMUST00000099558
AA Change: Y885H

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000097154
Gene: ENSMUSG00000024812
AA Change: Y885H

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: 99.1%
  • 3x: 98.4%
  • 10x: 96.4%
  • 20x: 92.8%
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: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2610524H06Rik A G 5: 114,961,372 (GRCm39) probably null Het
Abcd3 T C 3: 121,586,491 (GRCm39) I70V possibly damaging Het
Acad10 T C 5: 121,759,411 (GRCm39) Y1024C probably damaging Het
Atp2b3 T G X: 72,588,712 (GRCm39) V701G probably damaging Het
Cbfa2t2 T A 2: 154,342,347 (GRCm39) M21K probably damaging Het
Cdc25a C T 9: 109,710,614 (GRCm39) T106I possibly damaging Het
Cdhr5 T C 7: 140,852,083 (GRCm39) T190A probably damaging Het
Chl1 A G 6: 103,685,445 (GRCm39) T829A probably benign Het
Clcn6 T C 4: 148,097,226 (GRCm39) T614A possibly damaging Het
Cntln A T 4: 84,865,823 (GRCm39) R160* probably null Het
Dclk2 C T 3: 86,712,946 (GRCm39) R503Q possibly damaging Het
Dock3 C A 9: 106,815,158 (GRCm39) M1236I possibly damaging Het
Eif4g3 T A 4: 137,847,719 (GRCm39) H213Q probably damaging Het
Eya1 T A 1: 14,279,141 (GRCm39) H372L probably damaging Het
Fam13b A G 18: 34,630,485 (GRCm39) V91A possibly damaging Het
Hat1 T A 2: 71,264,519 (GRCm39) I319K probably benign Het
Kcnf1 T C 12: 17,225,853 (GRCm39) N123D probably benign Het
Kcns3 C A 12: 11,141,551 (GRCm39) G383W probably damaging Het
Kprp A T 3: 92,732,689 (GRCm39) C120* probably null Het
Lama3 T A 18: 12,672,774 (GRCm39) C2456S probably damaging Het
Lrp1b A T 2: 41,366,658 (GRCm39) D539E probably damaging Het
Matn3 T C 12: 9,005,466 (GRCm39) L292S probably damaging Het
Mbd3l1 T A 9: 18,395,947 (GRCm39) I24N probably damaging Het
Med10 T C 13: 69,958,159 (GRCm39) L37P probably damaging Het
Mrc1 A T 2: 14,313,544 (GRCm39) H925L probably damaging Het
Myo15a T A 11: 60,409,290 (GRCm39) I3219N probably damaging Het
Nom1 C T 5: 29,647,633 (GRCm39) Q623* probably null Het
Nrm T A 17: 36,175,079 (GRCm39) W136R probably damaging Het
Or8h8 A C 2: 86,753,789 (GRCm39) V29G probably benign Het
Pde7b T C 10: 20,288,836 (GRCm39) N298S probably benign Het
Piezo2 C T 18: 63,277,990 (GRCm39) A305T possibly damaging Het
Pimreg T C 11: 71,936,042 (GRCm39) L175P possibly damaging Het
Pkhd1l1 A G 15: 44,390,237 (GRCm39) D1451G probably benign Het
Ptpro A G 6: 137,355,128 (GRCm39) S212G probably benign Het
Rhpn1 C T 15: 75,585,967 (GRCm39) R627C possibly damaging Het
Rif1 GCCACCA GCCA 2: 52,000,336 (GRCm39) probably benign Het
Rnase4 T G 14: 51,342,497 (GRCm39) F74V probably damaging Het
Sbno2 A G 10: 79,896,226 (GRCm39) probably null Het
Selp T C 1: 163,954,176 (GRCm39) Y159H probably damaging Het
Senp6 A G 9: 80,000,853 (GRCm39) T21A probably damaging Het
Slco1a7 A T 6: 141,700,135 (GRCm39) C132* probably null Het
Slco3a1 T C 7: 74,154,128 (GRCm39) D148G possibly damaging Het
Smtn G A 11: 3,480,102 (GRCm39) P373L probably benign Het
Snx20 A T 8: 89,356,597 (GRCm39) L73Q probably damaging Het
Sobp A G 10: 43,033,942 (GRCm39) V128A possibly damaging Het
Tcerg1 A G 18: 42,657,357 (GRCm39) T280A unknown Het
Tgfbrap1 A G 1: 43,088,973 (GRCm39) V810A probably benign Het
Thbs1 C A 2: 117,949,678 (GRCm39) D589E probably damaging Het
Tmem109 A G 19: 10,849,993 (GRCm39) S100P probably damaging Het
Trim36 T C 18: 46,305,562 (GRCm39) K462E probably benign Het
Vmn1r226 A T 17: 20,908,538 (GRCm39) I257F probably damaging Het
Vmn2r92 A G 17: 18,372,352 (GRCm39) Y54C probably damaging Het
Wdcp T A 12: 4,901,924 (GRCm39) Y593* probably null Het
Wdr59 T C 8: 112,177,682 (GRCm39) S907G probably 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
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
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'- TTGAGGATACTTTCCACAGCGCCC -3'
(R):5'- TCAGTTCAAAGCCAAGTGACAGCAG -3'

Sequencing Primer
(F):5'- AAGCTGCCCAAGGGTGTG -3'
(R):5'- CCAAGTGACAGCAGGGAGC -3'
Posted On 2014-05-09