Incidental Mutation 'R7917:Scnn1g'
ID 648142
Institutional Source Beutler Lab
Gene Symbol Scnn1g
Ensembl Gene ENSMUSG00000000216
Gene Name sodium channel, nonvoltage-gated 1 gamma
Synonyms ENaC gamma
MMRRC Submission 045965-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.591) question?
Stock # R7917 (G1)
Quality Score 225.009
Status Validated
Chromosome 7
Chromosomal Location 121333702-121367698 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 121342916 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Histidine at position 290 (Y290H)
Ref Sequence ENSEMBL: ENSMUSP00000000221 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000221]
AlphaFold Q9WU39
Predicted Effect probably damaging
Transcript: ENSMUST00000000221
AA Change: Y290H

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000000221
Gene: ENSMUSG00000000216
AA Change: Y290H

DomainStartEndE-ValueType
Pfam:ASC 32 558 6.4e-91 PFAM
low complexity region 618 631 N/A INTRINSIC
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency 97% (36/37)
MGI Phenotype FUNCTION: This gene encodes the gamma subunit of the epithelial sodium channel, a member of the amiloride-sensitive sodium channel family of proteins. This channel regulates sodium homeostasis and blood pressure, by controlling sodium transport in the kidney, colon and lung. Proteolytic processing of the encoded protein results in the release of an inhibitory peptide and channel activation. Homozygous knockout mice for this gene exhibit perinatal lethality, likely due to excess serum potassium. [provided by RefSeq, Oct 2015]
PHENOTYPE: Homozygous mutation of this gene results in partial lethality between 24-36 hours after birth. Newborns exhibit hyperkalemia, clear lung liquid more slowly, and show low urinary potassium and high urinary sodium concentrations. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca8a G T 11: 109,958,933 (GRCm39) H730Q probably damaging Het
Adam20 A G 8: 41,249,408 (GRCm39) D506G probably damaging Het
Brinp1 A G 4: 68,823,190 (GRCm39) M1T probably null Het
Ccnc T A 4: 21,748,158 (GRCm39) N273K possibly damaging Het
Cfdp1 C A 8: 112,567,033 (GRCm39) V159L possibly damaging Het
Cyb5r1 T A 1: 134,334,638 (GRCm39) probably benign Het
Dsp C T 13: 38,351,615 (GRCm39) Q145* probably null Het
Exosc9 G A 3: 36,607,968 (GRCm39) V59I probably damaging Het
Fermt2 C G 14: 45,699,318 (GRCm39) R592T probably damaging Het
Fryl A G 5: 73,211,875 (GRCm39) S2381P probably damaging Het
Fscn2 G A 11: 120,258,082 (GRCm39) E335K possibly damaging Het
Hapln1 T C 13: 89,755,997 (GRCm39) I267T probably benign Het
Hdac9 T A 12: 34,483,209 (GRCm39) I93L probably benign Het
Igfn1 T C 1: 135,899,706 (GRCm39) D535G probably damaging Het
Ighv1-4 A T 12: 114,451,165 (GRCm39) F9I possibly damaging Het
Il3ra T A 14: 14,350,773 (GRCm38) H262Q possibly damaging Het
Kti12 A C 4: 108,705,443 (GRCm39) E119A probably benign Het
Kti12 G T 4: 108,705,444 (GRCm39) E119D probably benign Het
Mtg1 A T 7: 139,727,178 (GRCm39) D227V probably damaging Het
Nrcam T G 12: 44,620,546 (GRCm39) probably null Het
Or13g1 T C 7: 85,955,686 (GRCm39) T212A probably damaging Het
Or4f57 A C 2: 111,791,310 (GRCm39) V36G probably damaging Het
Or8b1 T A 9: 38,399,905 (GRCm39) Y193* probably null Het
Pcdha1 T A 18: 37,065,254 (GRCm39) D639E possibly damaging Het
Pcdhga8 T A 18: 37,860,669 (GRCm39) V575E possibly damaging Het
Pcif1 G T 2: 164,730,392 (GRCm39) R375L probably benign Het
Pcna A T 2: 132,094,929 (GRCm39) S10T probably benign Het
Pdzd8 A G 19: 59,333,518 (GRCm39) S168P probably damaging Het
Pkd1l3 GACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCA GACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCA 8: 110,350,827 (GRCm39) probably benign Het
Polq T A 16: 36,885,650 (GRCm39) D1842E probably benign Het
Rag2 A T 2: 101,460,040 (GRCm39) N117Y probably damaging Het
Sri T C 5: 8,113,409 (GRCm39) probably null Het
Tek T C 4: 94,708,372 (GRCm39) V361A possibly damaging Het
Terf1 T A 1: 15,889,300 (GRCm39) L243Q probably damaging Het
Thrap3 G A 4: 126,069,213 (GRCm39) T646I probably damaging Het
Uba1y A G Y: 821,274 (GRCm39) I86V probably benign Het
Vmn2r29 A G 7: 7,234,727 (GRCm39) S720P probably damaging Het
Zeb2 T C 2: 44,886,421 (GRCm39) N879D possibly damaging Het
Zfp266 T C 9: 20,416,423 (GRCm39) T56A probably benign Het
Zxdc T A 6: 90,358,991 (GRCm39) I541N probably damaging Het
Other mutations in Scnn1g
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00819:Scnn1g APN 7 121,339,660 (GRCm39) missense probably benign 0.00
IGL01824:Scnn1g APN 7 121,365,516 (GRCm39) missense probably benign 0.00
IGL02133:Scnn1g APN 7 121,342,922 (GRCm39) missense probably damaging 1.00
IGL02529:Scnn1g APN 7 121,341,669 (GRCm39) splice site probably benign
IGL02814:Scnn1g APN 7 121,339,588 (GRCm39) missense probably damaging 1.00
IGL03091:Scnn1g APN 7 121,345,906 (GRCm39) missense probably damaging 1.00
IGL03253:Scnn1g APN 7 121,337,156 (GRCm39) nonsense probably null
PIT4504001:Scnn1g UTSW 7 121,341,554 (GRCm39) missense probably benign 0.30
R0230:Scnn1g UTSW 7 121,345,984 (GRCm39) splice site probably benign
R0324:Scnn1g UTSW 7 121,339,778 (GRCm39) missense possibly damaging 0.62
R0367:Scnn1g UTSW 7 121,345,802 (GRCm39) splice site probably benign
R0534:Scnn1g UTSW 7 121,366,647 (GRCm39) missense probably benign 0.00
R1747:Scnn1g UTSW 7 121,359,686 (GRCm39) missense probably damaging 0.99
R2004:Scnn1g UTSW 7 121,337,411 (GRCm39) nonsense probably null
R2197:Scnn1g UTSW 7 121,366,519 (GRCm39) missense probably damaging 1.00
R4396:Scnn1g UTSW 7 121,339,650 (GRCm39) missense probably benign 0.01
R4804:Scnn1g UTSW 7 121,362,303 (GRCm39) frame shift probably null
R4805:Scnn1g UTSW 7 121,345,825 (GRCm39) missense probably damaging 1.00
R5219:Scnn1g UTSW 7 121,365,489 (GRCm39) missense probably damaging 1.00
R5757:Scnn1g UTSW 7 121,337,438 (GRCm39) missense probably damaging 1.00
R5882:Scnn1g UTSW 7 121,366,581 (GRCm39) missense possibly damaging 0.79
R5910:Scnn1g UTSW 7 121,337,318 (GRCm39) missense probably damaging 0.99
R6381:Scnn1g UTSW 7 121,366,722 (GRCm39) missense probably benign 0.00
R6666:Scnn1g UTSW 7 121,366,611 (GRCm39) missense probably benign 0.00
R6735:Scnn1g UTSW 7 121,341,486 (GRCm39) missense probably benign 0.02
R6813:Scnn1g UTSW 7 121,339,576 (GRCm39) missense probably damaging 1.00
R6860:Scnn1g UTSW 7 121,339,576 (GRCm39) missense probably damaging 1.00
R6887:Scnn1g UTSW 7 121,359,667 (GRCm39) missense probably benign 0.01
R7289:Scnn1g UTSW 7 121,337,304 (GRCm39) nonsense probably null
R7488:Scnn1g UTSW 7 121,362,657 (GRCm39) missense probably benign 0.00
R7630:Scnn1g UTSW 7 121,359,704 (GRCm39) missense probably damaging 1.00
R7888:Scnn1g UTSW 7 121,342,878 (GRCm39) missense probably damaging 0.97
R9051:Scnn1g UTSW 7 121,341,566 (GRCm39) missense possibly damaging 0.86
R9312:Scnn1g UTSW 7 121,339,818 (GRCm39) missense probably benign 0.00
Z1177:Scnn1g UTSW 7 121,359,698 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- GCCAACCCTAGCAAATGAGG -3'
(R):5'- GAATGCCTTTGCTTTAGGGC -3'

Sequencing Primer
(F):5'- TAGGACCAGTGAGTCACATGCTC -3'
(R):5'- CTTTAGGGCTAGGTGGAGAGGATG -3'
Posted On 2020-09-15