Incidental Mutation 'IGL02596:Gja1'
ID 299845
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Gja1
Ensembl Gene ENSMUSG00000050953
Gene Name gap junction protein, alpha 1
Synonyms Gja-1, Cnx43, Cx43, connexin43, alpha 1 connexin, Cx43alpha1, connexin 43
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # IGL02596
Quality Score
Status
Chromosome 10
Chromosomal Location 56253297-56266519 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 56264348 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Phenylalanine at position 236 (V236F)
Ref Sequence ENSEMBL: ENSMUSP00000151620 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000068581] [ENSMUST00000217789] [ENSMUST00000218444] [ENSMUST00000218834] [ENSMUST00000220069] [ENSMUST00000220194]
AlphaFold P23242
Predicted Effect possibly damaging
Transcript: ENSMUST00000068581
AA Change: V236F

PolyPhen 2 Score 0.770 (Sensitivity: 0.85; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000064536
Gene: ENSMUSG00000050953
AA Change: V236F

DomainStartEndE-ValueType
CNX 43 76 5.34e-20 SMART
low complexity region 102 114 N/A INTRINSIC
Connexin_CCC 165 231 5.06e-39 SMART
Pfam:Connexin43 293 312 5e-14 PFAM
low complexity region 362 377 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000217789
Predicted Effect probably benign
Transcript: ENSMUST00000218444
Predicted Effect probably benign
Transcript: ENSMUST00000218834
Predicted Effect possibly damaging
Transcript: ENSMUST00000220069
AA Change: V236F

PolyPhen 2 Score 0.770 (Sensitivity: 0.85; Specificity: 0.92)
Predicted Effect probably benign
Transcript: ENSMUST00000220194
Predicted Effect noncoding transcript
Transcript: ENSMUST00000220204
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the connexin gene family. The encoded protein is a component of gap junctions, which are composed of arrays of intercellular channels that provide a route for the diffusion of low molecular weight materials from cell to cell. The encoded protein is the major protein of gap junctions in the heart that are thought to have a crucial role in the synchronized contraction of the heart and in embryonic development. A related intronless pseudogene has been mapped to chromosome 5. Mutations in this gene have been associated with oculodentodigital dysplasia, autosomal recessive craniometaphyseal dysplasia and heart malformations. [provided by RefSeq, May 2014]
PHENOTYPE: Mutant homozygotes are neonatal lethal with heart and outflow tract malformations, eye lens anomalies, and male germ cell deficiency. Conditional deletion in ovary affects follicular development, in astrocytes enhances locomotor activity, and in neural cells produces behavioral and neural defects. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310002L09Rik T G 4: 73,868,904 (GRCm39) Q11H possibly damaging Het
Armcx5 T A X: 134,647,268 (GRCm39) I448K probably damaging Het
Atp4b T A 8: 13,443,471 (GRCm39) Y69F possibly damaging Het
Ccdc7b T A 8: 129,798,959 (GRCm39) V12E probably benign Het
Cdc5l C A 17: 45,735,530 (GRCm39) probably benign Het
Clptm1l C T 13: 73,761,785 (GRCm39) R330C probably benign Het
Cpq C T 15: 33,213,160 (GRCm39) R60W probably damaging Het
Cpvl T C 6: 53,908,995 (GRCm39) Y256C probably damaging Het
Cryzl2 A T 1: 157,292,539 (GRCm39) D107V probably damaging Het
Cyp2e1 G A 7: 140,350,031 (GRCm39) V239M probably damaging Het
Cyp2j7 T A 4: 96,103,659 (GRCm39) D292V possibly damaging Het
Dcaf1 A G 9: 106,740,220 (GRCm39) Y1202C probably damaging Het
Dnah3 T C 7: 119,538,137 (GRCm39) N3616S probably benign Het
Enam A G 5: 88,650,885 (GRCm39) D723G probably benign Het
Eps8l1 G A 7: 4,473,871 (GRCm39) R226H probably damaging Het
Erich2 A G 2: 70,343,147 (GRCm39) probably benign Het
Esyt3 A C 9: 99,210,068 (GRCm39) L271V probably benign Het
Fer1l4 T C 2: 155,881,052 (GRCm39) N838S probably benign Het
Gad1 T C 2: 70,425,028 (GRCm39) Y441H probably damaging Het
Gpr156 T C 16: 37,799,086 (GRCm39) I100T probably benign Het
Hace1 A G 10: 45,576,736 (GRCm39) T803A possibly damaging Het
Jagn1 G A 6: 113,424,562 (GRCm39) V145I probably benign Het
Kdm4b C A 17: 56,706,706 (GRCm39) T899K probably benign Het
Klk1b8 G A 7: 43,602,187 (GRCm39) V40M probably damaging Het
Lyst G A 13: 13,835,541 (GRCm39) C1741Y probably benign Het
Mast1 G T 8: 85,644,400 (GRCm39) A843E probably benign Het
Mbd1 T A 18: 74,409,868 (GRCm39) probably benign Het
Mdga1 A G 17: 30,051,379 (GRCm39) probably benign Het
Mlh3 A G 12: 85,287,732 (GRCm39) probably null Het
Or10ag53 C A 2: 87,082,473 (GRCm39) T64K probably damaging Het
Or5b109 A T 19: 13,211,763 (GRCm39) I50F probably damaging Het
Pwp1 A G 10: 85,707,882 (GRCm39) probably null Het
Rbm12 C T 2: 155,937,480 (GRCm39) probably benign Het
Slc12a7 T A 13: 73,933,242 (GRCm39) V100E probably benign Het
Spata31e2 T A 1: 26,723,083 (GRCm39) H699L probably benign Het
Srrm1 G A 4: 135,052,415 (GRCm39) P658L unknown Het
Tgfb1i1 T A 7: 127,848,068 (GRCm39) M1K probably null Het
Tubgcp6 T A 15: 88,985,117 (GRCm39) E1657V probably damaging Het
Zfp770 A G 2: 114,026,308 (GRCm39) V587A probably benign Het
Zxdc A G 6: 90,350,691 (GRCm39) probably null Het
Other mutations in Gja1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00272:Gja1 APN 10 56,264,418 (GRCm39) missense probably benign 0.03
IGL01660:Gja1 APN 10 56,264,544 (GRCm39) missense probably damaging 1.00
IGL02387:Gja1 APN 10 56,263,902 (GRCm39) missense possibly damaging 0.48
R0607:Gja1 UTSW 10 56,264,166 (GRCm39) missense possibly damaging 0.58
R1386:Gja1 UTSW 10 56,264,065 (GRCm39) missense probably benign 0.01
R4084:Gja1 UTSW 10 56,264,607 (GRCm39) missense possibly damaging 0.70
R4542:Gja1 UTSW 10 56,264,148 (GRCm39) missense probably damaging 1.00
R4601:Gja1 UTSW 10 56,264,325 (GRCm39) missense probably damaging 1.00
R5061:Gja1 UTSW 10 56,263,752 (GRCm39) missense probably damaging 1.00
R5301:Gja1 UTSW 10 56,264,475 (GRCm39) missense probably damaging 0.96
R5740:Gja1 UTSW 10 56,264,285 (GRCm39) missense probably damaging 0.99
R5808:Gja1 UTSW 10 56,264,594 (GRCm39) missense probably benign 0.14
R6120:Gja1 UTSW 10 56,264,601 (GRCm39) missense probably benign 0.00
R6192:Gja1 UTSW 10 56,264,330 (GRCm39) missense probably damaging 1.00
R7057:Gja1 UTSW 10 56,264,129 (GRCm39) missense probably benign 0.30
R7227:Gja1 UTSW 10 56,263,752 (GRCm39) missense probably damaging 1.00
R7894:Gja1 UTSW 10 56,264,645 (GRCm39) missense possibly damaging 0.82
R8559:Gja1 UTSW 10 56,264,304 (GRCm39) missense probably damaging 1.00
Posted On 2015-04-16