Incidental Mutation 'R0849:Scnn1b'
ID 77076
Institutional Source Beutler Lab
Gene Symbol Scnn1b
Ensembl Gene ENSMUSG00000030873
Gene Name sodium channel, nonvoltage-gated 1 beta
Synonyms ENaC beta
MMRRC Submission 039028-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0849 (G1)
Quality Score 225
Status Not validated
Chromosome 7
Chromosomal Location 121464261-121517737 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 121511698 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Serine at position 370 (N370S)
Ref Sequence ENSEMBL: ENSMUSP00000145900 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033161] [ENSMUST00000205438] [ENSMUST00000205520] [ENSMUST00000206079]
AlphaFold Q9WU38
Predicted Effect probably damaging
Transcript: ENSMUST00000033161
AA Change: N370S

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000033161
Gene: ENSMUSG00000030873
AA Change: N370S

DomainStartEndE-ValueType
Pfam:ASC 29 541 2.4e-93 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000205438
Predicted Effect probably damaging
Transcript: ENSMUST00000205520
AA Change: N370S

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably benign
Transcript: ENSMUST00000206079
Meta Mutation Damage Score 0.3829 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.5%
  • 10x: 96.5%
  • 20x: 92.5%
Validation Efficiency
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: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Arhgap5 T C 12: 52,566,406 (GRCm39) F1126L probably benign Het
Arhgef11 G T 3: 87,643,203 (GRCm39) A1472S probably benign Het
Armc9 G A 1: 86,184,992 (GRCm39) R681K probably benign Het
Atxn2 T A 5: 121,885,484 (GRCm39) probably null Het
B3gnt6 C A 7: 97,843,950 (GRCm39) L3F probably benign Het
Cand2 A G 6: 115,769,352 (GRCm39) T721A probably damaging Het
Cntn2 A T 1: 132,450,124 (GRCm39) M590K probably benign Het
Cntn4 A T 6: 106,644,418 (GRCm39) D622V probably damaging Het
Des T G 1: 75,337,272 (GRCm39) S71A probably benign Het
Dnah5 C A 15: 28,263,745 (GRCm39) R827S probably damaging Het
Dstn G A 2: 143,780,455 (GRCm39) G52S probably benign Het
Eln T A 5: 134,736,835 (GRCm39) R704* probably null Het
Fezf2 T A 14: 12,342,607 (GRCm38) K419N probably damaging Het
Gm2381 G A 7: 42,469,372 (GRCm39) Q251* probably null Het
Grin3a G A 4: 49,665,501 (GRCm39) R1045* probably null Het
Herc2 T A 7: 55,856,326 (GRCm39) H3921Q probably damaging Het
Hs3st2 A G 7: 121,100,255 (GRCm39) E367G possibly damaging Het
Hydin G A 8: 111,325,616 (GRCm39) R4675H probably damaging Het
Inhca A C 9: 103,140,256 (GRCm39) Y488D possibly damaging Het
Irf2bp1 T C 7: 18,738,659 (GRCm39) S100P possibly damaging Het
Itga10 A G 3: 96,559,846 (GRCm39) I500M possibly damaging Het
Kcnt2 T C 1: 140,435,500 (GRCm39) V496A probably damaging Het
Mansc1 T C 6: 134,587,670 (GRCm39) D169G probably benign Het
Mdn1 T A 4: 32,741,835 (GRCm39) S3869T probably damaging Het
Mrgprb4 G A 7: 47,848,868 (GRCm39) T20I probably benign Het
Nek4 A G 14: 30,679,253 (GRCm39) E198G probably damaging Het
Or12e8 G T 2: 87,188,609 (GRCm39) V274L probably benign Het
Or2y10 G A 11: 49,455,129 (GRCm39) C127Y probably damaging Het
Or5w11 C A 2: 87,459,626 (GRCm39) T273K possibly damaging Het
Ppfia4 A T 1: 134,247,110 (GRCm39) F537I probably benign Het
Rarb A G 14: 16,434,293 (GRCm38) V295A probably damaging Het
Ryr1 A G 7: 28,740,104 (GRCm39) S3941P probably damaging Het
Stard9 C A 2: 120,504,117 (GRCm39) S221R probably damaging Het
Sv2c C T 13: 96,126,319 (GRCm39) G311D probably damaging Het
Tas2r109 T C 6: 132,957,856 (GRCm39) I25V probably benign Het
Tbcel A C 9: 42,348,453 (GRCm39) I305S probably damaging Het
Tmem35b A G 4: 127,019,990 (GRCm39) probably null Het
Tmem38b T C 4: 53,840,765 (GRCm39) L60S probably damaging Het
Tmtc4 A G 14: 123,182,966 (GRCm39) I244T possibly damaging Het
Usp9y C A Y: 1,394,002 (GRCm39) C576F probably damaging Het
Vcan A T 13: 89,853,072 (GRCm39) N629K possibly damaging Het
Vmn2r22 T C 6: 123,614,363 (GRCm39) Y409C probably damaging Het
Vmn2r-ps158 A G 7: 42,674,142 (GRCm39) Y400C 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
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
R4192:Scnn1b UTSW 7 121,501,962 (GRCm39) missense possibly damaging 0.63
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'- GTGCCTTCCAGCACTTGCAAAC -3'
(R):5'- TCTTCCCAGGGAACATCTGCCAAC -3'

Sequencing Primer
(F):5'- AAACTCCCCAGCCCTTTG -3'
(R):5'- cccaagcaccacttacaaaac -3'
Posted On 2013-10-16