Incidental Mutation 'R9718:Tjp2'
ID 730643
Institutional Source Beutler Lab
Gene Symbol Tjp2
Ensembl Gene ENSMUSG00000024812
Gene Name tight junction protein 2
Synonyms ZO-2
MMRRC Submission
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9718 (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 C at 24078207 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Arginine at position 895 (S895R)
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: S895R

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000097154
Gene: ENSMUSG00000024812
AA Change: S895R

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: 99.9%
  • 10x: 99.6%
  • 20x: 98.9%
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: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
9430097D07Rik A C 2: 32,465,247 (GRCm39) probably benign Het
Acvr1c A T 2: 58,206,007 (GRCm39) D34E probably benign Het
Arhgef19 T C 4: 140,976,603 (GRCm39) V455A probably damaging Het
Cbfa2t3 T A 8: 123,364,936 (GRCm39) D282V probably benign Het
Ccl9 T A 11: 83,466,238 (GRCm39) N114I probably benign Het
Cdan1 G T 2: 120,554,650 (GRCm39) A875E probably damaging Het
Celf2 A T 2: 6,726,349 (GRCm39) F61L probably damaging Het
Chd9 T C 8: 91,712,801 (GRCm39) Y875H unknown Het
Ckap5 A T 2: 91,379,177 (GRCm39) K39M probably benign Het
Clcn3 T C 8: 61,390,434 (GRCm39) H169R possibly damaging Het
Csmd3 C A 15: 47,560,083 (GRCm39) V1416F Het
Cyp4v3 A T 8: 45,773,703 (GRCm39) H155Q probably damaging Het
Dhx36 A G 3: 62,379,466 (GRCm39) F874S possibly damaging Het
Dnah14 A T 1: 181,450,544 (GRCm39) Q719L probably benign Het
Evi2 C T 11: 79,406,583 (GRCm39) V331M probably damaging Het
Fcgrt T G 7: 44,744,853 (GRCm39) E205A possibly damaging Het
Fkrp G T 7: 16,545,112 (GRCm39) T250N probably benign Het
Ftdc1 A G 16: 58,434,974 (GRCm39) L117S probably benign Het
Galc G A 12: 98,225,573 (GRCm39) P6S Het
Gm5134 A T 10: 75,828,331 (GRCm39) M304L possibly damaging Het
Haao T C 17: 84,142,215 (GRCm39) E208G probably damaging Het
Hook1 T A 4: 95,904,678 (GRCm39) H553Q probably benign Het
Igdcc3 A G 9: 65,090,280 (GRCm39) probably null Het
Ighv10-3 C T 12: 114,487,254 (GRCm39) V56I probably benign Het
Ighv1-62-1 G T 12: 115,350,705 (GRCm39) A15E probably benign Het
Krtap24-1 T C 16: 88,408,378 (GRCm39) *249W probably null Het
Ktn1 T G 14: 47,910,508 (GRCm39) I318R probably damaging Het
L3mbtl2 A G 15: 81,572,123 (GRCm39) T710A unknown Het
Ldha A T 7: 46,504,456 (GRCm39) Q326L possibly damaging Het
Map4 G A 9: 109,901,774 (GRCm39) probably null Het
Mdfic T A 6: 15,770,514 (GRCm39) H173Q probably damaging Het
Noxred1 T A 12: 87,271,692 (GRCm39) Q159L possibly damaging Het
Omd T C 13: 49,743,336 (GRCm39) S129P probably damaging Het
Or14j3 C T 17: 37,900,914 (GRCm39) G110D probably benign Het
Or52r1c T C 7: 102,735,196 (GRCm39) V152A probably benign Het
Parp16 A G 9: 65,141,009 (GRCm39) Y193C probably damaging Het
Pdzk1 A G 3: 96,763,174 (GRCm39) T201A Het
Phldb2 T A 16: 45,601,756 (GRCm39) H728L possibly damaging Het
Prrt1b A T 2: 29,637,548 (GRCm39) L42Q probably damaging Het
Ptchd4 C T 17: 42,813,641 (GRCm39) T514I probably damaging Het
Pusl1 T C 4: 155,976,094 (GRCm39) D24G probably benign Het
Rai1 G A 11: 60,080,165 (GRCm39) A1410T probably benign Het
Rint1 T A 5: 24,005,721 (GRCm39) H134Q possibly damaging Het
Rnf170 A G 8: 26,619,243 (GRCm39) S156G unknown Het
Rtf1 A G 2: 119,535,986 (GRCm39) D180G possibly damaging Het
Sectm1a G T 11: 120,960,490 (GRCm39) D108E probably damaging Het
Senp7 T A 16: 55,944,277 (GRCm39) D200E probably damaging Het
Sfswap A G 5: 129,616,848 (GRCm39) S431G probably benign Het
Sh3bp4 T A 1: 89,073,472 (GRCm39) D773E probably damaging Het
Shprh T C 10: 11,089,248 (GRCm39) L1662P probably damaging Het
Slx4 G T 16: 3,804,328 (GRCm39) P829T possibly damaging Het
Snapc4 A T 2: 26,268,533 (GRCm39) S43T probably damaging Het
Ssh3 C T 19: 4,312,437 (GRCm39) R636Q probably benign Het
Strn4 G A 7: 16,572,496 (GRCm39) V679M probably damaging Het
Tas2r121 T G 6: 132,677,765 (GRCm39) Y69S probably benign Het
Tcerg1 C T 18: 42,663,836 (GRCm39) T341M unknown Het
Tmem220 G T 11: 66,916,086 (GRCm39) A28S probably damaging Het
Trdv1 G A 14: 54,119,663 (GRCm39) C109Y probably damaging Het
Trpc6 A G 9: 8,634,190 (GRCm39) Y423C probably damaging Het
Ttn T C 2: 76,625,027 (GRCm39) M15184V possibly damaging Het
Ugt2b37 T A 5: 87,390,802 (GRCm39) Y355F probably benign Het
Vnn3 C T 10: 23,745,454 (GRCm39) R468* probably null Het
Washc5 T A 15: 59,217,192 (GRCm39) T792S probably benign Het
Wdfy4 T C 14: 32,847,893 (GRCm39) M820V Het
Zfp961 T A 8: 72,721,933 (GRCm39) C149S possibly damaging Het
Zmat4 G A 8: 24,238,507 (GRCm39) V30M 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
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
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
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'- TGGGCTCCAATCCTTTGAG -3'
(R):5'- TGTCAAGGTTCCCAACACTTG -3'

Sequencing Primer
(F):5'- GGATACTTTCCACAGCGCC -3'
(R):5'- GGCTCAGCCCTTGGGAG -3'
Posted On 2022-10-06