Incidental Mutation 'PIT4508001:Gjb5'
ID 556219
Institutional Source Beutler Lab
Gene Symbol Gjb5
Ensembl Gene ENSMUSG00000042357
Gene Name gap junction protein, beta 5
Synonyms Cnx31.1, Cx31.1, Gjb-5, connexin 31.1
Accession Numbers
Essential gene? Probably non essential (E-score: 0.078) question?
Stock # PIT4508001 (G1)
Quality Score 119.008
Status Not validated
Chromosome 4
Chromosomal Location 127248600-127251957 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 127250033 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Glutamine at position 37 (L37Q)
Ref Sequence ENSEMBL: ENSMUSP00000045325 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000046498] [ENSMUST00000060419] [ENSMUST00000106090]
AlphaFold Q02739
Predicted Effect probably damaging
Transcript: ENSMUST00000046498
AA Change: L37Q

PolyPhen 2 Score 0.989 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000045325
Gene: ENSMUSG00000042357
AA Change: L37Q

DomainStartEndE-ValueType
low complexity region 25 38 N/A INTRINSIC
CNX 42 75 1.99e-19 SMART
Connexin_CCC 139 206 1.42e-33 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000060419
SMART Domains Protein: ENSMUSP00000053307
Gene: ENSMUSG00000046623

DomainStartEndE-ValueType
low complexity region 27 38 N/A INTRINSIC
CNX 42 75 9.16e-19 SMART
low complexity region 98 103 N/A INTRINSIC
Connexin_CCC 141 208 6.28e-35 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000106090
SMART Domains Protein: ENSMUSP00000101696
Gene: ENSMUSG00000046623

DomainStartEndE-ValueType
low complexity region 27 38 N/A INTRINSIC
CNX 42 75 9.16e-19 SMART
low complexity region 98 103 N/A INTRINSIC
Connexin_CCC 141 208 6.28e-35 SMART
Coding Region Coverage
  • 1x: 93.4%
  • 3x: 90.7%
  • 10x: 84.6%
  • 20x: 71.6%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the beta-type (group I) connexin family. The encoded protein is a gap junction protein involved in intercellular communication related to epidermal differentiation and environmental sensing. This gene has been linked to non-small cell lung cancer. [provided by RefSeq, Nov 2012]
PHENOTYPE: Mice homozygous for a null allele exhibit some embryonic lethality, reduced weight and reduced placental development. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 34 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc5 T C 16: 20,176,128 (GRCm39) T1228A probably damaging Het
Actg2 A T 6: 83,489,989 (GRCm39) I370N possibly damaging Het
Ankrd36 A G 11: 5,557,137 (GRCm39) T330A possibly damaging Het
Atrip C T 9: 108,903,057 (GRCm39) A6T possibly damaging Het
Bms1 G A 6: 118,360,767 (GRCm39) R1234C probably benign Het
Cacnb2 A T 2: 14,989,230 (GRCm39) T487S probably benign Het
Cert1 T C 13: 96,767,284 (GRCm39) F478S probably damaging Het
Esco2 A T 14: 66,068,914 (GRCm39) V132E probably damaging Het
Gm8020 T A 14: 42,324,234 (GRCm39) Y24F Het
H2bc8 CTCGACCATCACGTC CTC 13: 23,755,867 (GRCm39) probably benign Het
H2-Q6 T C 17: 35,644,796 (GRCm39) L195P probably damaging Het
Hc T C 2: 34,874,816 (GRCm39) T1602A probably damaging Het
Hcrtr2 A T 9: 76,153,662 (GRCm39) Y243* probably null Het
Itga3 T C 11: 94,946,719 (GRCm39) H730R probably benign Het
Kif1a A T 1: 92,974,451 (GRCm39) L866Q probably damaging Het
Krt81 A T 15: 101,360,606 (GRCm39) L127Q probably damaging Het
Mdn1 T C 4: 32,719,223 (GRCm39) I2262T probably damaging Het
Mxd3 A T 13: 55,473,707 (GRCm39) D170E probably benign Het
Myh2 A G 11: 67,076,331 (GRCm39) M811V probably benign Het
Naa16 A T 14: 79,606,527 (GRCm39) D335E probably benign Het
Nkd1 A G 8: 89,249,028 (GRCm39) T58A probably benign Het
Ogfrl1 T A 1: 23,409,351 (GRCm39) R292* probably null Het
Or52e2 T A 7: 102,804,520 (GRCm39) M145L probably benign Het
Or5w13 G A 2: 87,524,059 (GRCm39) H56Y probably damaging Het
Pom121l12 A G 11: 14,549,689 (GRCm39) R132G possibly damaging Het
Prss46 A G 9: 110,680,484 (GRCm39) K210E probably damaging Het
Scn8a T C 15: 100,927,573 (GRCm39) Y1351H probably damaging Het
Shisa9 G A 16: 12,085,344 (GRCm39) V318I probably benign Het
Slc41a2 T G 10: 83,090,744 (GRCm39) H480P probably damaging Het
Slc45a1 C A 4: 150,722,892 (GRCm39) A331S probably benign Het
Smg1 A T 7: 117,784,764 (GRCm39) F885I unknown Het
Speer4f1 T C 5: 17,685,412 (GRCm39) S236P unknown Het
Zfp326 A T 5: 106,062,556 (GRCm39) Q475L probably benign Het
Zzef1 T G 11: 72,786,002 (GRCm39) V2058G probably benign Het
Other mutations in Gjb5
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02814:Gjb5 APN 4 127,249,355 (GRCm39) missense probably benign 0.03
IGL03376:Gjb5 APN 4 127,250,048 (GRCm39) missense probably damaging 1.00
R2090:Gjb5 UTSW 4 127,249,794 (GRCm39) missense probably benign 0.01
R2197:Gjb5 UTSW 4 127,250,063 (GRCm39) splice site probably null
R4968:Gjb5 UTSW 4 127,250,015 (GRCm39) missense probably damaging 1.00
R5419:Gjb5 UTSW 4 127,249,652 (GRCm39) missense probably benign
R5494:Gjb5 UTSW 4 127,249,347 (GRCm39) missense probably damaging 0.99
R5664:Gjb5 UTSW 4 127,249,722 (GRCm39) missense probably benign 0.00
R5806:Gjb5 UTSW 4 127,249,718 (GRCm39) missense probably benign
R6369:Gjb5 UTSW 4 127,249,723 (GRCm39) missense possibly damaging 0.58
R6408:Gjb5 UTSW 4 127,249,940 (GRCm39) missense probably benign 0.24
R7747:Gjb5 UTSW 4 127,249,955 (GRCm39) missense probably damaging 1.00
R8488:Gjb5 UTSW 4 127,250,078 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- TCGGGTAAAGGTAACCTTCAC -3'
(R):5'- AAGTTCTCAAGCTGAGCACCC -3'

Sequencing Primer
(F):5'- TTCGATAGGCCACATGCATG -3'
(R):5'- TGAGCACCCCCTAACGTG -3'
Posted On 2019-06-07