Incidental Mutation 'R0494:Scnn1b'
ID 42643
Institutional Source Beutler Lab
Gene Symbol Scnn1b
Ensembl Gene ENSMUSG00000030873
Gene Name sodium channel, nonvoltage-gated 1 beta
Synonyms ENaC beta
MMRRC Submission 038691-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0494 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 121464261-121517737 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 121498681 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Histidine at position 74 (Y74H)
Ref Sequence ENSEMBL: ENSMUSP00000145678 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033161] [ENSMUST00000205438] [ENSMUST00000205520] [ENSMUST00000206079]
AlphaFold Q9WU38
Predicted Effect probably damaging
Transcript: ENSMUST00000033161
AA Change: Y74H

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000033161
Gene: ENSMUSG00000030873
AA Change: Y74H

DomainStartEndE-ValueType
Pfam:ASC 29 541 2.4e-93 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000205438
Predicted Effect probably damaging
Transcript: ENSMUST00000205520
AA Change: Y74H

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
Predicted Effect probably damaging
Transcript: ENSMUST00000206079
AA Change: Y74H

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
Meta Mutation Damage Score 0.6354 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.4%
  • 10x: 96.5%
  • 20x: 93.1%
Validation Efficiency 97% (109/112)
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: 108 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aatf T C 11: 84,402,339 (GRCm39) I116V probably benign Het
Abhd18 T C 3: 40,871,123 (GRCm39) F94S probably damaging Het
Adam28 T A 14: 68,868,241 (GRCm39) probably benign Het
Afg2a G C 3: 37,486,312 (GRCm39) D345H possibly damaging Het
Amn1 A T 6: 149,086,634 (GRCm39) probably benign Het
Arhgap32 T C 9: 32,170,199 (GRCm39) V993A probably damaging Het
Arhgap33 A T 7: 30,223,921 (GRCm39) S703T probably damaging Het
Arhgef1 T C 7: 24,618,785 (GRCm39) probably benign Het
Atg2a A G 19: 6,303,407 (GRCm39) Y1083C probably damaging Het
Atp2a3 T C 11: 72,872,731 (GRCm39) F760L probably damaging Het
B9d1 A G 11: 61,403,271 (GRCm39) probably benign Het
Batf C T 12: 85,733,636 (GRCm39) probably benign Het
BC051019 T A 7: 109,317,182 (GRCm39) Y170F probably benign Het
Bphl T C 13: 34,221,754 (GRCm39) *37Q probably null Het
Cab39l T C 14: 59,737,008 (GRCm39) S43P probably damaging Het
Cad A G 5: 31,234,856 (GRCm39) probably benign Het
Cct4 T G 11: 22,946,014 (GRCm39) S119A probably benign Het
Cd163 G A 6: 124,288,408 (GRCm39) V280M probably damaging Het
Cd86 A G 16: 36,438,999 (GRCm39) probably benign Het
Cdh23 G A 10: 60,152,375 (GRCm39) probably benign Het
Cdhr5 A G 7: 140,852,431 (GRCm39) F145S probably damaging Het
Cdt1 T C 8: 123,298,799 (GRCm39) S479P possibly damaging Het
Ces2g T C 8: 105,693,199 (GRCm39) V372A probably benign Het
Chrna3 T C 9: 54,929,562 (GRCm39) D92G probably damaging Het
Cndp1 A G 18: 84,637,658 (GRCm39) S359P probably benign Het
Cops4 A G 5: 100,676,528 (GRCm39) Q93R probably damaging Het
Dgka G C 10: 128,556,952 (GRCm39) probably benign Het
Dmp1 A T 5: 104,360,074 (GRCm39) D250V probably damaging Het
Dnajb2 C T 1: 75,216,278 (GRCm39) probably benign Het
Dock9 T C 14: 121,899,996 (GRCm39) T113A possibly damaging Het
Egln3 T A 12: 54,250,107 (GRCm39) I81F probably benign Het
Elapor2 G A 5: 9,470,723 (GRCm39) probably null Het
Elovl5 T C 9: 77,868,199 (GRCm39) V37A probably benign Het
Esco1 A T 18: 10,594,940 (GRCm39) N115K probably benign Het
Fat1 A T 8: 45,403,579 (GRCm39) N110I probably damaging Het
Fezf1 T A 6: 23,246,054 (GRCm39) K370N probably damaging Het
Galnt18 T A 7: 111,153,771 (GRCm39) K284N probably damaging Het
Glt8d1 C A 14: 30,733,580 (GRCm39) T355K possibly damaging Het
Gm17455 G A 10: 60,239,014 (GRCm39) R93H possibly damaging Het
Gng8 T A 7: 16,629,213 (GRCm39) D46E probably benign Het
Gpx4 T C 10: 79,892,011 (GRCm39) probably benign Het
Grk2 A T 19: 4,341,347 (GRCm39) N189K probably damaging Het
Grm5 T C 7: 87,779,989 (GRCm39) V1143A probably benign Het
Hibch A G 1: 52,942,055 (GRCm39) E237G possibly damaging Het
Hipk2 C T 6: 38,706,924 (GRCm39) A682T probably benign Het
Hmcn1 G T 1: 150,608,543 (GRCm39) probably benign Het
Htt A G 5: 34,979,188 (GRCm39) D857G possibly damaging Het
Idh2 C T 7: 79,748,005 (GRCm39) A232T probably damaging Het
Igsf8 A G 1: 172,146,265 (GRCm39) E421G probably benign Het
Kif26a T A 12: 112,145,905 (GRCm39) probably null Het
Klhl26 T C 8: 70,904,251 (GRCm39) Y519C probably damaging Het
Lamc1 A C 1: 153,122,682 (GRCm39) probably null Het
Mical3 A T 6: 120,936,162 (GRCm39) S1455T possibly damaging Het
Mitf G A 6: 97,971,390 (GRCm39) G186S probably benign Het
Ms4a15 G A 19: 10,958,722 (GRCm39) probably benign Het
Myo5b A G 18: 74,787,038 (GRCm39) E481G probably damaging Het
Nanos3 C T 8: 84,902,763 (GRCm39) R133Q probably damaging Het
Nbeal2 C A 9: 110,456,255 (GRCm39) V1686L probably damaging Het
Nedd4l T G 18: 65,306,092 (GRCm39) S335A possibly damaging Het
Nos1 A T 5: 118,043,539 (GRCm39) N605Y probably damaging Het
Nyx C A X: 13,353,508 (GRCm39) T454K probably benign Het
Or52n2 A G 7: 104,542,478 (GRCm39) L119P probably damaging Het
Or8g55 T A 9: 39,784,698 (GRCm39) N42K probably damaging Het
Pcdhb12 T A 18: 37,571,148 (GRCm39) F765I probably benign Het
Pex3 C T 10: 13,403,532 (GRCm39) G330R probably damaging Het
Pfkfb1 T C X: 149,417,609 (GRCm39) Y339H probably damaging Het
Pias1 G A 9: 62,794,593 (GRCm39) Q26* probably null Het
Pik3cg C A 12: 32,254,545 (GRCm39) V481L possibly damaging Het
Plcg2 C T 8: 118,282,843 (GRCm39) T108M probably damaging Het
Pon2 G A 6: 5,267,059 (GRCm39) probably benign Het
Ppef2 A T 5: 92,400,952 (GRCm39) probably benign Het
Pramel21 G T 4: 143,342,726 (GRCm39) V278F probably benign Het
Ptpn22 A G 3: 103,767,771 (GRCm39) K18E probably damaging Het
Pum2 C T 12: 8,771,736 (GRCm39) Q360* probably null Het
Rab10 A C 12: 3,302,723 (GRCm39) probably null Het
Ranbp2 T G 10: 58,303,254 (GRCm39) S809A possibly damaging Het
Rbms2 A G 10: 127,969,539 (GRCm39) V348A probably benign Het
Rnf213 A G 11: 119,316,838 (GRCm39) E988G possibly damaging Het
Rnf213 A T 11: 119,333,946 (GRCm39) M3052L probably damaging Het
Rpl14 C A 9: 120,403,428 (GRCm39) probably benign Het
Rplp0 A G 5: 115,697,931 (GRCm39) Y13C possibly damaging Het
Ryr1 A G 7: 28,703,218 (GRCm39) probably benign Het
Sac3d1 T C 19: 6,168,324 (GRCm39) E98G probably damaging Het
Scn10a T A 9: 119,453,166 (GRCm39) D1242V probably damaging Het
Serpinb3a C T 1: 106,975,212 (GRCm39) W198* probably null Het
Sf3b4 C A 3: 96,081,017 (GRCm39) D108E probably damaging Het
Shprh T C 10: 11,032,935 (GRCm39) V307A probably damaging Het
Slc2a2 A G 3: 28,781,426 (GRCm39) D458G probably benign Het
Strc T C 2: 121,210,014 (GRCm39) D103G probably damaging Het
Synrg T C 11: 83,910,369 (GRCm39) I923T probably benign Het
Tango6 G T 8: 107,462,314 (GRCm39) probably benign Het
Tas2r106 A G 6: 131,655,539 (GRCm39) L104P probably damaging Het
Tat C T 8: 110,718,316 (GRCm39) P67L probably damaging Het
Tln2 A C 9: 67,262,479 (GRCm39) S593A probably benign Het
Tmem94 A G 11: 115,685,607 (GRCm39) probably null Het
Tppp3 G A 8: 106,194,804 (GRCm39) A109V probably benign Het
Trank1 T C 9: 111,220,361 (GRCm39) F2366S probably benign Het
Trpc5 T A X: 143,264,392 (GRCm39) Y155F probably damaging Het
Trpv1 A G 11: 73,151,268 (GRCm39) T451A probably benign Het
Ttc9 C A 12: 81,678,423 (GRCm39) A82E probably damaging Het
Ttll11 T A 2: 35,834,886 (GRCm39) N180I probably damaging Het
Ttn T C 2: 76,566,743 (GRCm39) N28050S possibly damaging Het
Vmn2r73 G T 7: 85,522,140 (GRCm39) H66Q probably benign Het
Vmn2r92 C T 17: 18,388,219 (GRCm39) A408V probably damaging Het
Wnt3 G A 11: 103,703,141 (GRCm39) C208Y probably damaging Het
Zfp521 C A 18: 13,978,325 (GRCm39) C696F probably damaging Het
Zfp521 T C 18: 13,979,927 (GRCm39) D162G probably damaging Het
Zfp869 A T 8: 70,159,054 (GRCm39) H506Q 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
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
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'- GTGAAGAAGTACCTCCTGAAGTGCC -3'
(R):5'- GCTGACCTTGCCTCCATTCCAAAG -3'

Sequencing Primer
(F):5'- TCCTGAAGTGCCTGCACC -3'
(R):5'- CTTACCTGTTGAGATGGATGAAAGC -3'
Posted On 2013-05-23