Incidental Mutation 'R4192:Scnn1b'
ID 318356
Institutional Source Beutler Lab
Gene Symbol Scnn1b
Ensembl Gene ENSMUSG00000030873
Gene Name sodium channel, nonvoltage-gated 1 beta
Synonyms ENaC beta
MMRRC Submission 041023-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4192 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 121464261-121517737 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 121501962 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 207 (T207A)
Ref Sequence ENSEMBL: ENSMUSP00000145900 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033161] [ENSMUST00000205438] [ENSMUST00000205520] [ENSMUST00000206079]
AlphaFold Q9WU38
Predicted Effect possibly damaging
Transcript: ENSMUST00000033161
AA Change: T207A

PolyPhen 2 Score 0.482 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000033161
Gene: ENSMUSG00000030873
AA Change: T207A

DomainStartEndE-ValueType
Pfam:ASC 29 541 2.4e-93 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000205438
Predicted Effect possibly damaging
Transcript: ENSMUST00000205520
AA Change: T207A

PolyPhen 2 Score 0.633 (Sensitivity: 0.87; Specificity: 0.91)
Predicted Effect probably benign
Transcript: ENSMUST00000206079
Meta Mutation Damage Score 0.8010 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.6%
  • 20x: 96.0%
Validation Efficiency 100% (40/40)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Nonvoltage-gated, amiloride-sensitive, sodium channels control fluid and electrolyte transport across epithelia in many organs. These channels are heteromeric complexes consisting of 3 subunits: alpha, beta, and gamma. This gene encodes the beta subunit, and mutations in this gene have been associated with pseudohypoaldosteronism type 1 (PHA1), and Liddle syndrome. [provided by RefSeq, Apr 2009]
PHENOTYPE: Homozygous mutation of this gene results in death shortly after birth, decreased serum sodium levels but higher urine sodium levels and increased serum potassium and chloride levels but lower potassium urine levels. Another homozygous mutation exhibits no abnormal phenotype. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 37 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930474N05Rik G T 14: 35,818,536 (GRCm39) R178L possibly damaging Het
Acot4 T C 12: 84,089,948 (GRCm39) probably benign Het
Add3 C A 19: 53,230,955 (GRCm39) D543E probably benign Het
Angpt4 A C 2: 151,785,238 (GRCm39) D418A probably benign Het
Ano8 A T 8: 71,935,936 (GRCm39) V260D probably damaging Het
Cfh C T 1: 140,030,454 (GRCm39) R860H possibly damaging Het
Csmd3 T C 15: 47,710,667 (GRCm39) D1536G probably damaging Het
Dnajb9 A T 12: 44,253,860 (GRCm39) D182E probably benign Het
Epb42 G T 2: 120,860,570 (GRCm39) probably null Het
Fam185a T A 5: 21,630,122 (GRCm39) probably benign Het
Fer1l6 A G 15: 58,518,998 (GRCm39) D1710G probably damaging Het
Gabra2 G A 5: 71,165,341 (GRCm39) P210S probably benign Het
Gm8369 C T 19: 11,479,596 (GRCm39) P9S probably damaging Het
Il17ra A G 6: 120,458,472 (GRCm39) D541G probably damaging Het
Ints4 T G 7: 97,156,940 (GRCm39) H337Q probably damaging Het
Itgam A G 7: 127,663,904 (GRCm39) T44A probably benign Het
Lyst C A 13: 13,915,098 (GRCm39) T3264N probably damaging Het
Macf1 A G 4: 123,366,835 (GRCm39) F1077S possibly damaging Het
Myo3a T A 2: 22,412,188 (GRCm39) F728I probably damaging Het
Nacad T C 11: 6,555,534 (GRCm39) E72G probably benign Het
Nkain3 G A 4: 20,485,003 (GRCm39) Q25* probably null Het
Oca2 T C 7: 55,946,997 (GRCm39) F342S probably damaging Het
Or10d1c T A 9: 38,894,313 (GRCm39) Q9L probably benign Het
Osbpl6 T A 2: 76,415,573 (GRCm39) L499Q probably damaging Het
Pcdhgb8 G C 18: 37,896,594 (GRCm39) D555H probably damaging Het
Peak1 A T 9: 56,166,025 (GRCm39) N634K probably damaging Het
Pitpnm3 T C 11: 71,942,785 (GRCm39) K818R possibly damaging Het
Rab3gap1 T A 1: 127,853,207 (GRCm39) probably benign Het
Rcc1l T C 5: 134,184,648 (GRCm39) T385A probably benign Het
Rrm2 T C 12: 24,758,377 (GRCm39) I11T probably benign Het
Spata31f3 A T 4: 42,874,185 (GRCm39) probably benign Het
Syt12 T A 19: 4,497,709 (GRCm39) probably benign Het
Tmprss6 A T 15: 78,330,857 (GRCm39) probably null Het
Ttbk1 A T 17: 46,790,173 (GRCm39) C91S probably damaging Het
Ube2q2l T C 6: 136,378,435 (GRCm39) T132A probably benign Het
Vit A G 17: 78,894,255 (GRCm39) H219R probably benign Het
Vmn1r27 A C 6: 58,192,812 (GRCm39) I14R probably damaging Het
Other mutations in Scnn1b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01021:Scnn1b APN 7 121,517,259 (GRCm39) missense probably damaging 1.00
IGL01108:Scnn1b APN 7 121,513,555 (GRCm39) splice site probably null
IGL02191:Scnn1b APN 7 121,516,736 (GRCm39) missense probably damaging 1.00
IGL02197:Scnn1b APN 7 121,502,113 (GRCm39) missense probably null 0.89
IGL02355:Scnn1b APN 7 121,516,770 (GRCm39) missense probably damaging 1.00
IGL02362:Scnn1b APN 7 121,516,770 (GRCm39) missense probably damaging 1.00
IGL02554:Scnn1b APN 7 121,516,746 (GRCm39) missense probably damaging 1.00
IGL02834:Scnn1b APN 7 121,511,285 (GRCm39) missense probably damaging 1.00
R0266:Scnn1b UTSW 7 121,511,698 (GRCm39) missense probably damaging 1.00
R0494:Scnn1b UTSW 7 121,498,681 (GRCm39) missense probably damaging 1.00
R0849:Scnn1b UTSW 7 121,511,698 (GRCm39) missense probably damaging 1.00
R0872:Scnn1b UTSW 7 121,513,553 (GRCm39) critical splice donor site probably null
R0899:Scnn1b UTSW 7 121,516,938 (GRCm39) missense probably damaging 1.00
R1386:Scnn1b UTSW 7 121,501,711 (GRCm39) missense possibly damaging 0.60
R1406:Scnn1b UTSW 7 121,501,767 (GRCm39) critical splice donor site probably null
R1406:Scnn1b UTSW 7 121,501,767 (GRCm39) critical splice donor site probably null
R1662:Scnn1b UTSW 7 121,501,551 (GRCm39) missense probably benign 0.00
R1782:Scnn1b UTSW 7 121,517,184 (GRCm39) missense probably benign
R1829:Scnn1b UTSW 7 121,502,068 (GRCm39) missense probably benign 0.00
R1861:Scnn1b UTSW 7 121,513,484 (GRCm39) missense probably damaging 1.00
R1928:Scnn1b UTSW 7 121,509,670 (GRCm39) missense probably damaging 1.00
R4016:Scnn1b UTSW 7 121,513,555 (GRCm39) splice site probably null
R4504:Scnn1b UTSW 7 121,511,698 (GRCm39) missense probably damaging 1.00
R4745:Scnn1b UTSW 7 121,501,509 (GRCm39) missense probably benign 0.03
R4888:Scnn1b UTSW 7 121,502,110 (GRCm39) missense probably benign 0.06
R4941:Scnn1b UTSW 7 121,511,231 (GRCm39) missense probably damaging 1.00
R5121:Scnn1b UTSW 7 121,502,110 (GRCm39) missense probably benign 0.06
R6379:Scnn1b UTSW 7 121,514,551 (GRCm39) missense probably benign 0.10
R6516:Scnn1b UTSW 7 121,511,335 (GRCm39) missense probably damaging 1.00
R6650:Scnn1b UTSW 7 121,502,043 (GRCm39) missense probably damaging 0.97
R6730:Scnn1b UTSW 7 121,502,100 (GRCm39) missense probably damaging 1.00
R7151:Scnn1b UTSW 7 121,517,109 (GRCm39) missense probably damaging 1.00
R8670:Scnn1b UTSW 7 121,498,472 (GRCm39) missense probably benign 0.06
R8675:Scnn1b UTSW 7 121,498,474 (GRCm39) missense probably damaging 1.00
R8930:Scnn1b UTSW 7 121,502,067 (GRCm39) missense probably damaging 0.99
R8932:Scnn1b UTSW 7 121,502,067 (GRCm39) missense probably damaging 0.99
R9170:Scnn1b UTSW 7 121,511,326 (GRCm39) missense probably benign 0.32
R9204:Scnn1b UTSW 7 121,498,522 (GRCm39) missense probably benign 0.20
R9339:Scnn1b UTSW 7 121,511,254 (GRCm39) missense probably damaging 0.98
R9466:Scnn1b UTSW 7 121,502,013 (GRCm39) missense probably damaging 1.00
R9696:Scnn1b UTSW 7 121,498,462 (GRCm39) start codon destroyed probably damaging 0.99
R9709:Scnn1b UTSW 7 121,509,693 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- GTATGTTCCCCAAGCTCATGC -3'
(R):5'- CAGGCTGCTAACTCATTCTGTC -3'

Sequencing Primer
(F):5'- AGCTCATGCATGACCTAGGATTC -3'
(R):5'- AACTCATTCTGTCTGTCAGGGCAG -3'
Posted On 2015-06-10