Incidental Mutation 'R4504:Scnn1b'
ID 331926
Institutional Source Beutler Lab
Gene Symbol Scnn1b
Ensembl Gene ENSMUSG00000030873
Gene Name sodium channel, nonvoltage-gated 1 beta
Synonyms ENaC beta
MMRRC Submission 041755-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4504 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 121464261-121517737 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to C at 121511698 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Threonine at position 370 (N370T)
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: N370T

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000033161
Gene: ENSMUSG00000030873
AA Change: N370T

DomainStartEndE-ValueType
Pfam:ASC 29 541 2.4e-93 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000205438
Predicted Effect probably damaging
Transcript: ENSMUST00000205520
AA Change: N370T

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably benign
Transcript: ENSMUST00000206079
Meta Mutation Damage Score 0.6867 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.4%
Validation Efficiency 100% (45/45)
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: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930503E14Rik A G 14: 44,407,899 (GRCm39) S45P probably damaging Het
Adgrg4 C T X: 55,961,802 (GRCm39) R1124C possibly damaging Het
Anxa13 T C 15: 58,228,052 (GRCm39) noncoding transcript Het
Arhgap32 C A 9: 32,093,135 (GRCm39) probably null Het
Carm1 T C 9: 21,480,822 (GRCm39) F99L probably damaging Het
Dennd1b A G 1: 139,013,665 (GRCm39) E253G possibly damaging Het
Dsg4 A G 18: 20,594,493 (GRCm39) I541V probably benign Het
Dstyk A G 1: 132,362,127 (GRCm39) T186A possibly damaging Het
Ear1 A T 14: 44,056,721 (GRCm39) V49D probably benign Het
Epha10 A G 4: 124,809,480 (GRCm39) probably benign Het
Fbh1 A G 2: 11,753,828 (GRCm39) V838A possibly damaging Het
Fndc8 T A 11: 82,783,226 (GRCm39) M69K probably benign Het
Golga1 T C 2: 38,913,466 (GRCm39) I482V probably benign Het
Hivep3 G A 4: 119,590,990 (GRCm39) probably benign Het
Igkv13-85 A G 6: 68,907,356 (GRCm39) F82L probably damaging Het
Itih1 G A 14: 30,657,842 (GRCm39) R410C probably damaging Het
Kcnc2 T C 10: 112,291,699 (GRCm39) W296R probably damaging Het
Kcnq3 A T 15: 65,867,191 (GRCm39) Y817* probably null Het
Kif3b T C 2: 153,165,564 (GRCm39) probably null Het
Krtcap2 A G 3: 89,153,563 (GRCm39) probably benign Het
Lhx5 C A 5: 120,578,073 (GRCm39) H298N possibly damaging Het
Notch1 A G 2: 26,362,189 (GRCm39) V1022A probably benign Het
Npc1l1 A G 11: 6,178,741 (GRCm39) L223S possibly damaging Het
Or11m3 T C 15: 98,396,015 (GRCm39) F221L probably benign Het
Or4c10 C T 2: 89,760,695 (GRCm39) P181S possibly damaging Het
Or8a1b C T 9: 37,622,760 (GRCm39) V272I probably benign Het
Pbxip1 A G 3: 89,353,690 (GRCm39) D281G possibly damaging Het
Pcdhga8 G C 18: 37,949,816 (GRCm39) V411L probably damaging Het
Pcsk5 C T 19: 17,429,319 (GRCm39) C1553Y probably damaging Het
Pdgfc A C 3: 81,082,298 (GRCm39) M164L probably benign Het
Pdzd8 T C 19: 59,333,880 (GRCm39) Y47C probably damaging Het
Pip5k1c T A 10: 81,150,945 (GRCm39) I633N probably damaging Het
Pkn1 G A 8: 84,419,556 (GRCm39) R16* probably null Het
Pole2 A G 12: 69,269,242 (GRCm39) V85A probably benign Het
Ppp4c A C 7: 126,386,637 (GRCm39) L150R probably damaging Het
Pramel25 G C 4: 143,520,553 (GRCm39) E102Q probably benign Het
Ric8a A G 7: 140,438,429 (GRCm39) I223V probably benign Het
Rnf144a T A 12: 26,377,302 (GRCm39) R92S probably benign Het
Sbno2 C A 10: 79,896,326 (GRCm39) R898L possibly damaging Het
Taar3 A G 10: 23,825,471 (GRCm39) I6V possibly damaging Het
Vps13a T C 19: 16,672,866 (GRCm39) E1302G possibly 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
R4192:Scnn1b UTSW 7 121,501,962 (GRCm39) missense possibly damaging 0.63
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'- CTTCCAGCACTTGCAAACTC -3'
(R):5'- TGAGAATCCAGAGCCCTTGG -3'

Sequencing Primer
(F):5'- GCAAACTCCCCAGCCCTTTG -3'
(R):5'- GCGCTGCATGCCTGTAAATC -3'
Posted On 2015-07-21