Incidental Mutation 'IGL02112:Cldn18'
ID 280219
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Cldn18
Ensembl Gene ENSMUSG00000032473
Gene Name claudin 18
Synonyms
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # IGL02112
Quality Score
Status
Chromosome 9
Chromosomal Location 99572849-99599320 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 99580128 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Serine at position 170 (T170S)
Ref Sequence ENSEMBL: ENSMUSP00000115782 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035048] [ENSMUST00000112882] [ENSMUST00000131922] [ENSMUST00000136429]
AlphaFold P56857
Predicted Effect probably benign
Transcript: ENSMUST00000035048
AA Change: T170S

PolyPhen 2 Score 0.111 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000035048
Gene: ENSMUSG00000032473
AA Change: T170S

DomainStartEndE-ValueType
Pfam:PMP22_Claudin 4 195 1e-28 PFAM
Pfam:Claudin_2 15 197 3e-11 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000112882
AA Change: T170S

PolyPhen 2 Score 0.111 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000108503
Gene: ENSMUSG00000032473
AA Change: T170S

DomainStartEndE-ValueType
Pfam:PMP22_Claudin 4 195 4.2e-30 PFAM
Pfam:Claudin_2 15 197 4e-17 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000131922
AA Change: T170S

PolyPhen 2 Score 0.111 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000117382
Gene: ENSMUSG00000032473
AA Change: T170S

DomainStartEndE-ValueType
Pfam:PMP22_Claudin 4 195 1.9e-30 PFAM
Pfam:Claudin_2 15 197 1.9e-17 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000136429
AA Change: T170S

PolyPhen 2 Score 0.111 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000115782
Gene: ENSMUSG00000032473
AA Change: T170S

DomainStartEndE-ValueType
Pfam:PMP22_Claudin 4 195 4e-29 PFAM
Pfam:Claudin_2 6 197 1e-16 PFAM
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: This gene encodes a member of the claudin family. Claudins are integral membrane proteins and components of tight junction strands. Tight junction strands serve as a physical barrier to prevent solutes and water from passing freely through the paracellular space between epithelial or endothelial cell sheets, and also play critical roles in maintaining cell polarity and signal transductions. This gene is a downstream target gene regulated by the T/EBP/NKX2.1 homeodomain transcription factor. Four alternatively spliced transcript variants resulted from alternative promoters and alternative splicing have been identified, which encode two lung-specific isoforms and two stomach-specific isoforms respectively. This gene is also expressed in colons, inner ear and skin, and its expression is increased in both experimental colitis and ulcerative colitis. [provided by RefSeq, Aug 2010]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit increased bone resorption and osteoclast differentiation. Homozygotes for another knock-out allele have impiared alveolarization and alveolar epithelial barrier function. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam34 T A 8: 44,104,175 (GRCm39) Y490F possibly damaging Het
Appbp2 A T 11: 85,092,446 (GRCm39) H271Q probably benign Het
Arhgap17 A T 7: 122,917,640 (GRCm39) D181E possibly damaging Het
Arhgap25 T A 6: 87,444,919 (GRCm39) Y286F possibly damaging Het
Atf2 T C 2: 73,649,381 (GRCm39) K352R probably damaging Het
Bdp1 G A 13: 100,174,308 (GRCm39) T2076I probably benign Het
C1s2 A G 6: 124,602,267 (GRCm39) V642A probably benign Het
Cntnap5c T A 17: 58,620,853 (GRCm39) H977Q probably benign Het
Col15a1 T A 4: 47,253,985 (GRCm39) probably benign Het
Csmd1 A T 8: 16,131,719 (GRCm39) Y1669N probably benign Het
Csmd3 A C 15: 48,177,265 (GRCm39) S424R possibly damaging Het
Cyp4a31 A G 4: 115,428,180 (GRCm39) D306G probably damaging Het
E2f2 A G 4: 135,920,145 (GRCm39) T377A probably benign Het
Edil3 A G 13: 89,328,374 (GRCm39) D276G probably damaging Het
Ei24 A T 9: 36,693,638 (GRCm39) Y305N probably damaging Het
Erbin T C 13: 103,998,844 (GRCm39) N181D probably benign Het
Gli3 A G 13: 15,837,099 (GRCm39) Q494R probably damaging Het
Gm16519 T C 17: 71,236,291 (GRCm39) I80T probably damaging Het
Haus8 T A 8: 71,708,205 (GRCm39) E163V probably damaging Het
Hephl1 G T 9: 14,993,111 (GRCm39) probably benign Het
Hnrnph3 A G 10: 62,852,184 (GRCm39) probably null Het
Liat1 G T 11: 75,894,214 (GRCm39) C197F probably benign Het
Mast2 A T 4: 116,176,961 (GRCm39) C437S probably damaging Het
Mef2a A C 7: 66,914,620 (GRCm39) S91R probably damaging Het
Mfge8 A T 7: 78,793,088 (GRCm39) V126D probably benign Het
Nrdc A G 4: 108,884,629 (GRCm39) probably benign Het
Or7d10 T A 9: 19,831,821 (GRCm39) N105K possibly damaging Het
Panx2 A G 15: 88,953,772 (GRCm39) T576A probably benign Het
Per3 T C 4: 151,113,640 (GRCm39) Y306C probably benign Het
Ppm1h G A 10: 122,638,305 (GRCm39) G192R possibly damaging Het
Prss22 T C 17: 24,212,945 (GRCm39) E264G probably damaging Het
Rasa3 A G 8: 13,635,042 (GRCm39) probably benign Het
Rpl7a-ps8 C A 7: 19,687,985 (GRCm39) probably benign Het
Rundc1 A G 11: 101,324,425 (GRCm39) D377G probably benign Het
Sh3bp1 T C 15: 78,790,084 (GRCm39) probably null Het
Sobp A G 10: 42,897,873 (GRCm39) S571P probably benign Het
Styxl2 C A 1: 165,927,240 (GRCm39) E791* probably null Het
Syce1 C A 7: 140,359,545 (GRCm39) M114I probably benign Het
Tdrd6 G A 17: 43,940,242 (GRCm39) R269W probably damaging Het
Tmprss13 T C 9: 45,250,702 (GRCm39) S408P probably damaging Het
Tonsl T C 15: 76,517,602 (GRCm39) T706A probably benign Het
Tpcn2 A G 7: 144,810,529 (GRCm39) S603P probably benign Het
Trmt12 A T 15: 58,744,665 (GRCm39) Q21L probably damaging Het
Vmn1r68 C T 7: 10,261,787 (GRCm39) G104S probably damaging Het
Vmn2r82 T C 10: 79,231,833 (GRCm39) W611R probably benign Het
Vmn2r90 C A 17: 17,932,465 (GRCm39) T124K probably damaging Het
Vmn2r99 A G 17: 19,600,494 (GRCm39) E506G probably null Het
Other mutations in Cldn18
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00843:Cldn18 APN 9 99,580,874 (GRCm39) missense probably benign 0.29
IGL01317:Cldn18 APN 9 99,578,135 (GRCm39) missense probably benign
IGL01804:Cldn18 APN 9 99,580,901 (GRCm39) nonsense probably null
IGL02471:Cldn18 APN 9 99,578,128 (GRCm39) missense probably benign 0.04
IGL02619:Cldn18 APN 9 99,580,988 (GRCm39) missense probably damaging 0.97
R0313:Cldn18 UTSW 9 99,580,967 (GRCm39) missense probably benign 0.00
R5384:Cldn18 UTSW 9 99,591,911 (GRCm39) missense possibly damaging 0.93
R6337:Cldn18 UTSW 9 99,591,995 (GRCm39) missense probably benign 0.09
R6419:Cldn18 UTSW 9 99,574,801 (GRCm39) missense possibly damaging 0.65
R8943:Cldn18 UTSW 9 99,578,162 (GRCm39) missense probably benign 0.01
R9521:Cldn18 UTSW 9 99,581,028 (GRCm39) critical splice acceptor site probably null
R9616:Cldn18 UTSW 9 99,580,915 (GRCm39) missense probably benign 0.15
Z1176:Cldn18 UTSW 9 99,580,900 (GRCm39) missense possibly damaging 0.63
Posted On 2015-04-16