Incidental Mutation 'R1758:Scn7a'
ID 195049
Institutional Source Beutler Lab
Gene Symbol Scn7a
Ensembl Gene ENSMUSG00000034810
Gene Name sodium channel, voltage-gated, type VII, alpha
Synonyms 1110034K09Rik, NaG, Nav2, Nax, Nav2.3, Scn6a
MMRRC Submission 039790-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.107) question?
Stock # R1758 (G1)
Quality Score 225
Status Not validated
Chromosome 2
Chromosomal Location 66503770-66615254 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 66531231 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Asparagine at position 549 (Y549N)
Ref Sequence ENSEMBL: ENSMUSP00000042405 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000042792]
AlphaFold B1AYL1
Predicted Effect probably damaging
Transcript: ENSMUST00000042792
AA Change: Y549N

PolyPhen 2 Score 0.967 (Sensitivity: 0.77; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000042405
Gene: ENSMUSG00000034810
AA Change: Y549N

DomainStartEndE-ValueType
Pfam:Ion_trans 118 405 4.7e-53 PFAM
coiled coil region 415 443 N/A INTRINSIC
Pfam:Ion_trans 505 739 5.8e-36 PFAM
Pfam:Na_trans_assoc 741 929 4.1e-17 PFAM
Pfam:Ion_trans 933 1204 3e-49 PFAM
Pfam:Ion_trans 1250 1505 5e-37 PFAM
IQ 1624 1646 6.4e-2 SMART
Coding Region Coverage
  • 1x: 97.5%
  • 3x: 97.0%
  • 10x: 95.6%
  • 20x: 93.2%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes one of the many voltage-gated sodium channel proteins. For proper functioning of neurons and muscles during action potentials, voltage-gated sodium channels direct sodium ion diffusion for membrane depolarization. This sodium channel protein has some atypical characteristics; the similarity between the human and mouse proteins is lower compared to other orthologous sodium channel pairs. Also, the S4 segments, which sense voltage changes, have fewer positive charged residues that in other sodium channels; domain 4 has fewer arginine and lysine residues compared to other sodium channel proteins. Several alternatively spliced transcript variants exist, but the full-length natures of all of them remain unknown. [provided by RefSeq, Dec 2011]
PHENOTYPE: Mice homozygous for disruptions in this gene have a modified dietary preference for NaCl but are phenotypically normal otherwise. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 94 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700029H14Rik T C 8: 13,612,237 (GRCm39) R38G possibly damaging Het
4930590J08Rik T C 6: 91,892,203 (GRCm39) V155A possibly damaging Het
Adgb A G 10: 10,302,349 (GRCm39) S406P probably damaging Het
Adgrb2 C A 4: 129,905,668 (GRCm39) T893N probably damaging Het
Adgrf5 T C 17: 43,735,484 (GRCm39) probably null Het
Alms1 T A 6: 85,605,487 (GRCm39) I2379N probably damaging Het
Arap3 C T 18: 38,122,965 (GRCm39) V512I probably benign Het
Atf4 C T 15: 80,141,414 (GRCm39) T268I probably benign Het
Cblif G A 19: 11,735,179 (GRCm39) M266I probably damaging Het
Ccdc154 T C 17: 25,382,156 (GRCm39) L25P probably damaging Het
Ccdc9 G A 7: 16,010,161 (GRCm39) S381F probably damaging Het
Cdk17 C T 10: 93,044,112 (GRCm39) T17M probably damaging Het
Cep128 T C 12: 91,314,352 (GRCm39) N142S probably benign Het
Cep78 A G 19: 15,936,900 (GRCm39) I602T probably damaging Het
Clasp1 C T 1: 118,475,755 (GRCm39) T935I probably damaging Het
Cnr1 T C 4: 33,945,000 (GRCm39) S463P probably damaging Het
Cntnap1 T A 11: 101,075,449 (GRCm39) W876R probably damaging Het
Cntnap5c A G 17: 58,349,545 (GRCm39) D286G probably damaging Het
Copa C T 1: 171,931,711 (GRCm39) R321C probably damaging Het
Cspg4b A G 13: 113,505,266 (GRCm39) T2132A possibly damaging Het
Ctla2a T G 13: 61,083,256 (GRCm39) E98A probably damaging Het
Cux1 A T 5: 136,421,176 (GRCm39) D183E probably damaging Het
Cxcl15 A C 5: 90,949,323 (GRCm39) T163P unknown Het
Ddias T C 7: 92,508,571 (GRCm39) N448S probably benign Het
Dhx8 T C 11: 101,657,564 (GRCm39) F1152S probably damaging Het
Dnah12 C A 14: 26,488,071 (GRCm39) Q992K probably benign Het
Eno3 G T 11: 70,552,251 (GRCm39) W301L possibly damaging Het
Faap100 A T 11: 120,268,059 (GRCm39) V238E probably damaging Het
Fgf4 A G 7: 144,416,049 (GRCm39) S137G probably benign Het
Fhod3 A C 18: 25,253,367 (GRCm39) D1439A possibly damaging Het
Frem2 A G 3: 53,560,778 (GRCm39) L1243P probably damaging Het
Gkn3 T G 6: 87,365,817 (GRCm39) M1L probably benign Het
Gm10250 T C 15: 5,150,509 (GRCm39) probably benign Het
Gm12185 T C 11: 48,798,859 (GRCm39) T545A possibly damaging Het
Gm14226 T A 2: 154,867,378 (GRCm39) L445H probably damaging Het
Gm3404 A T 5: 146,463,036 (GRCm39) M73L probably benign Het
Gm973 G T 1: 59,673,169 (GRCm39) R976S unknown Het
Gpr146 A T 5: 139,379,137 (GRCm39) H313L probably benign Het
Gys2 T A 6: 142,418,432 (GRCm39) E32D probably damaging Het
Igsf10 G A 3: 59,236,617 (GRCm39) T1188I probably benign Het
Igsf9b A T 9: 27,245,548 (GRCm39) T1172S possibly damaging Het
Itga8 T A 2: 12,270,144 (GRCm39) N114I possibly damaging Het
Itsn2 T A 12: 4,708,160 (GRCm39) V795E possibly damaging Het
Kdm1b T A 13: 47,214,244 (GRCm39) S197T probably benign Het
Kif5c G A 2: 49,613,145 (GRCm39) R161Q probably benign Het
Krt33b T C 11: 99,916,361 (GRCm39) Y232C probably damaging Het
Lonrf2 G A 1: 38,852,357 (GRCm39) P165S probably benign Het
Lrp1 A T 10: 127,424,453 (GRCm39) N744K possibly damaging Het
Mcm10 C A 2: 5,008,861 (GRCm39) L369F probably damaging Het
Muc5ac T A 7: 141,355,268 (GRCm39) I1018N possibly damaging Het
Myom2 T C 8: 15,115,795 (GRCm39) L70P probably benign Het
Myt1l T A 12: 29,877,241 (GRCm39) N297K unknown Het
Ncr1 C T 7: 4,343,807 (GRCm39) T98I probably benign Het
Nek3 T C 8: 22,650,278 (GRCm39) E78G probably damaging Het
Nfatc3 T A 8: 106,825,768 (GRCm39) N606K probably damaging Het
Nup107 T G 10: 117,597,248 (GRCm39) D669A probably damaging Het
Or10ag52 A T 2: 87,043,758 (GRCm39) Q174L probably benign Het
Or10c1 A T 17: 37,522,204 (GRCm39) I180N possibly damaging Het
Or4c3 T C 2: 89,851,673 (GRCm39) T246A probably benign Het
Or8b55 A T 9: 38,726,871 (GRCm39) H24L probably benign Het
Pcnx1 T C 12: 82,030,258 (GRCm39) V1711A probably benign Het
Pik3c3 A G 18: 30,410,063 (GRCm39) D99G probably damaging Het
Pinx1 C A 14: 64,157,024 (GRCm39) T317K probably benign Het
Ppargc1b G T 18: 61,431,857 (GRCm39) probably null Het
Pradc1 T A 6: 85,424,203 (GRCm39) I119F possibly damaging Het
Psat1 G T 19: 15,892,243 (GRCm39) T242K probably damaging Het
Psma6 G A 12: 55,454,317 (GRCm39) C28Y probably damaging Het
Pyurf A T 6: 57,668,817 (GRCm39) C58* probably null Het
Rab3gap2 C A 1: 185,016,081 (GRCm39) A1331E probably benign Het
Rnase4 T C 14: 51,342,722 (GRCm39) *149Q probably null Het
Ruvbl2 T C 7: 45,074,586 (GRCm39) K184R probably benign Het
Selp A G 1: 163,959,854 (GRCm39) D370G possibly damaging Het
Slc22a15 G A 3: 101,767,769 (GRCm39) Q386* probably null Het
Slc22a29 A G 19: 8,195,126 (GRCm39) probably null Het
Slc26a7 A C 4: 14,548,491 (GRCm39) I266S possibly damaging Het
Smpd4 T C 16: 17,443,872 (GRCm39) S112P probably damaging Het
Smpd4 T A 16: 17,458,744 (GRCm39) L165Q probably damaging Het
Snx33 A G 9: 56,833,982 (GRCm39) I29T probably benign Het
Spen G A 4: 141,203,686 (GRCm39) P1647L unknown Het
Strip2 T C 6: 29,941,940 (GRCm39) probably null Het
Swsap1 C T 9: 21,867,280 (GRCm39) R75* probably null Het
Tesl1 A G X: 23,772,990 (GRCm39) I164V probably benign Het
Tmem210 C T 2: 25,178,435 (GRCm39) T32I probably damaging Het
Tnn C T 1: 159,975,154 (GRCm39) R91H possibly damaging Het
Tnni1 G A 1: 135,736,420 (GRCm39) R94H probably damaging Het
Tnrc6c T A 11: 117,651,556 (GRCm39) V1693D probably benign Het
Trip4 G A 9: 65,782,259 (GRCm39) Q158* probably null Het
Ttc39b T C 4: 83,155,586 (GRCm39) E474G probably damaging Het
Usp50 C A 2: 126,617,782 (GRCm39) C221F probably damaging Het
Vmn1r171 T C 7: 23,331,781 (GRCm39) I2T probably benign Het
Wdr62 T A 7: 29,967,328 (GRCm39) I309F probably damaging Het
Xdh A T 17: 74,217,204 (GRCm39) V688E probably damaging Het
Zfyve26 A G 12: 79,285,718 (GRCm39) L2353P probably damaging Het
Zgpat C A 2: 181,020,633 (GRCm39) R269S probably damaging Het
Other mutations in Scn7a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00090:Scn7a APN 2 66,513,671 (GRCm39) splice site probably benign
IGL00432:Scn7a APN 2 66,572,326 (GRCm39) nonsense probably null
IGL00720:Scn7a APN 2 66,506,388 (GRCm39) missense possibly damaging 0.67
IGL00783:Scn7a APN 2 66,522,908 (GRCm39) missense probably damaging 0.99
IGL00784:Scn7a APN 2 66,522,908 (GRCm39) missense probably damaging 0.99
IGL00926:Scn7a APN 2 66,514,475 (GRCm39) missense probably benign 0.06
IGL00963:Scn7a APN 2 66,534,289 (GRCm39) splice site probably benign
IGL01099:Scn7a APN 2 66,514,582 (GRCm39) missense probably damaging 1.00
IGL01326:Scn7a APN 2 66,582,604 (GRCm39) missense probably benign 0.13
IGL01538:Scn7a APN 2 66,534,196 (GRCm39) missense probably benign
IGL01624:Scn7a APN 2 66,582,269 (GRCm39) missense probably benign 0.07
IGL01794:Scn7a APN 2 66,505,853 (GRCm39) missense probably benign
IGL02100:Scn7a APN 2 66,505,843 (GRCm39) makesense probably null
IGL02326:Scn7a APN 2 66,530,392 (GRCm39) missense probably benign 0.00
IGL02472:Scn7a APN 2 66,582,658 (GRCm39) missense probably damaging 1.00
IGL02528:Scn7a APN 2 66,530,519 (GRCm39) missense probably damaging 1.00
IGL02798:Scn7a APN 2 66,544,219 (GRCm39) missense probably benign 0.00
IGL03026:Scn7a APN 2 66,506,442 (GRCm39) missense probably damaging 0.99
IGL03071:Scn7a APN 2 66,530,291 (GRCm39) missense possibly damaging 0.89
IGL03080:Scn7a APN 2 66,528,160 (GRCm39) missense probably benign 0.01
IGL03180:Scn7a APN 2 66,506,578 (GRCm39) missense possibly damaging 0.94
IGL03337:Scn7a APN 2 66,506,304 (GRCm39) missense probably benign 0.00
alert UTSW 2 66,510,590 (GRCm39) nonsense probably null
glimmer UTSW 2 66,574,047 (GRCm39) missense probably damaging 0.96
Uptick UTSW 2 66,530,393 (GRCm39) nonsense probably null
PIT4514001:Scn7a UTSW 2 66,514,523 (GRCm39) missense probably damaging 1.00
R0004:Scn7a UTSW 2 66,518,139 (GRCm39) missense possibly damaging 0.81
R0076:Scn7a UTSW 2 66,544,381 (GRCm39) missense probably benign 0.04
R0230:Scn7a UTSW 2 66,556,628 (GRCm39) missense probably damaging 1.00
R0463:Scn7a UTSW 2 66,506,084 (GRCm39) missense probably benign 0.05
R0846:Scn7a UTSW 2 66,527,944 (GRCm39) missense possibly damaging 0.71
R1237:Scn7a UTSW 2 66,510,639 (GRCm39) missense probably damaging 0.98
R1282:Scn7a UTSW 2 66,531,193 (GRCm39) missense probably damaging 0.98
R1467:Scn7a UTSW 2 66,519,902 (GRCm39) missense probably benign 0.01
R1467:Scn7a UTSW 2 66,519,902 (GRCm39) missense probably benign 0.01
R1501:Scn7a UTSW 2 66,530,507 (GRCm39) missense probably benign 0.37
R1672:Scn7a UTSW 2 66,527,944 (GRCm39) missense possibly damaging 0.71
R1690:Scn7a UTSW 2 66,506,287 (GRCm39) missense probably damaging 0.99
R1712:Scn7a UTSW 2 66,535,447 (GRCm39) missense probably benign 0.05
R1758:Scn7a UTSW 2 66,510,527 (GRCm39) missense probably benign 0.00
R1775:Scn7a UTSW 2 66,511,299 (GRCm39) missense probably benign 0.02
R1848:Scn7a UTSW 2 66,514,357 (GRCm39) critical splice donor site probably null
R1851:Scn7a UTSW 2 66,510,635 (GRCm39) missense probably benign
R1919:Scn7a UTSW 2 66,530,317 (GRCm39) missense probably damaging 1.00
R1932:Scn7a UTSW 2 66,506,446 (GRCm39) missense probably damaging 1.00
R1945:Scn7a UTSW 2 66,506,324 (GRCm39) missense probably damaging 1.00
R1970:Scn7a UTSW 2 66,514,633 (GRCm39) missense possibly damaging 0.89
R1998:Scn7a UTSW 2 66,513,613 (GRCm39) missense probably damaging 0.99
R2008:Scn7a UTSW 2 66,518,091 (GRCm39) missense possibly damaging 0.82
R2038:Scn7a UTSW 2 66,567,780 (GRCm39) missense probably damaging 1.00
R2113:Scn7a UTSW 2 66,506,312 (GRCm39) missense probably damaging 1.00
R2128:Scn7a UTSW 2 66,528,330 (GRCm39) missense probably damaging 0.99
R2163:Scn7a UTSW 2 66,506,300 (GRCm39) missense probably damaging 0.97
R2421:Scn7a UTSW 2 66,556,646 (GRCm39) splice site probably benign
R2446:Scn7a UTSW 2 66,523,002 (GRCm39) missense probably damaging 0.98
R2922:Scn7a UTSW 2 66,530,551 (GRCm39) splice site probably benign
R3015:Scn7a UTSW 2 66,530,240 (GRCm39) missense probably benign 0.08
R3034:Scn7a UTSW 2 66,513,152 (GRCm39) missense probably damaging 1.00
R3419:Scn7a UTSW 2 66,531,239 (GRCm39) frame shift probably null
R3429:Scn7a UTSW 2 66,531,239 (GRCm39) frame shift probably null
R3430:Scn7a UTSW 2 66,531,239 (GRCm39) frame shift probably null
R3434:Scn7a UTSW 2 66,505,847 (GRCm39) missense probably benign 0.01
R3803:Scn7a UTSW 2 66,510,590 (GRCm39) nonsense probably null
R3831:Scn7a UTSW 2 66,528,028 (GRCm39) missense probably damaging 0.96
R3833:Scn7a UTSW 2 66,528,028 (GRCm39) missense probably damaging 0.96
R4017:Scn7a UTSW 2 66,572,329 (GRCm39) missense probably damaging 1.00
R4244:Scn7a UTSW 2 66,572,345 (GRCm39) missense probably benign 0.00
R4245:Scn7a UTSW 2 66,572,345 (GRCm39) missense probably benign 0.00
R4276:Scn7a UTSW 2 66,514,407 (GRCm39) missense probably damaging 0.97
R4307:Scn7a UTSW 2 66,506,099 (GRCm39) missense possibly damaging 0.47
R4327:Scn7a UTSW 2 66,567,815 (GRCm39) missense probably damaging 1.00
R4353:Scn7a UTSW 2 66,506,780 (GRCm39) missense probably benign 0.00
R4721:Scn7a UTSW 2 66,514,529 (GRCm39) missense probably damaging 1.00
R4722:Scn7a UTSW 2 66,531,228 (GRCm39) missense possibly damaging 0.95
R4781:Scn7a UTSW 2 66,534,104 (GRCm39) missense possibly damaging 0.95
R4792:Scn7a UTSW 2 66,556,592 (GRCm39) missense probably damaging 1.00
R5362:Scn7a UTSW 2 66,530,342 (GRCm39) missense probably damaging 1.00
R5437:Scn7a UTSW 2 66,506,690 (GRCm39) missense probably damaging 1.00
R5729:Scn7a UTSW 2 66,572,301 (GRCm39) critical splice donor site probably null
R5777:Scn7a UTSW 2 66,522,913 (GRCm39) missense probably damaging 1.00
R5785:Scn7a UTSW 2 66,527,912 (GRCm39) missense possibly damaging 0.79
R5821:Scn7a UTSW 2 66,574,047 (GRCm39) missense probably damaging 0.96
R5830:Scn7a UTSW 2 66,544,395 (GRCm39) nonsense probably null
R5877:Scn7a UTSW 2 66,530,217 (GRCm39) nonsense probably null
R5881:Scn7a UTSW 2 66,505,870 (GRCm39) missense probably benign 0.01
R5967:Scn7a UTSW 2 66,506,057 (GRCm39) missense probably damaging 1.00
R5988:Scn7a UTSW 2 66,556,558 (GRCm39) nonsense probably null
R6077:Scn7a UTSW 2 66,527,940 (GRCm39) missense probably damaging 1.00
R6135:Scn7a UTSW 2 66,534,244 (GRCm39) missense probably benign
R6242:Scn7a UTSW 2 66,531,110 (GRCm39) missense probably benign 0.00
R6264:Scn7a UTSW 2 66,505,870 (GRCm39) missense possibly damaging 0.93
R6291:Scn7a UTSW 2 66,530,458 (GRCm39) missense probably damaging 0.98
R6544:Scn7a UTSW 2 66,514,444 (GRCm39) missense probably damaging 1.00
R6770:Scn7a UTSW 2 66,559,528 (GRCm39) splice site probably null
R6997:Scn7a UTSW 2 66,534,147 (GRCm39) missense probably damaging 1.00
R7014:Scn7a UTSW 2 66,572,303 (GRCm39) missense probably null 1.00
R7126:Scn7a UTSW 2 66,587,630 (GRCm39) missense possibly damaging 0.80
R7129:Scn7a UTSW 2 66,530,537 (GRCm39) missense probably benign 0.14
R7176:Scn7a UTSW 2 66,506,632 (GRCm39) missense probably damaging 1.00
R7185:Scn7a UTSW 2 66,518,139 (GRCm39) missense possibly damaging 0.81
R7276:Scn7a UTSW 2 66,587,506 (GRCm39) missense probably damaging 1.00
R7332:Scn7a UTSW 2 66,522,898 (GRCm39) nonsense probably null
R7421:Scn7a UTSW 2 66,505,876 (GRCm39) missense probably benign 0.07
R7488:Scn7a UTSW 2 66,587,574 (GRCm39) missense probably benign 0.16
R7636:Scn7a UTSW 2 66,574,172 (GRCm39) missense possibly damaging 0.67
R7685:Scn7a UTSW 2 66,506,536 (GRCm39) missense probably damaging 1.00
R7711:Scn7a UTSW 2 66,531,221 (GRCm39) missense probably damaging 1.00
R7813:Scn7a UTSW 2 66,506,689 (GRCm39) missense probably damaging 1.00
R7833:Scn7a UTSW 2 66,506,494 (GRCm39) missense probably damaging 1.00
R7914:Scn7a UTSW 2 66,530,294 (GRCm39) missense probably damaging 0.97
R7953:Scn7a UTSW 2 66,587,670 (GRCm39) missense possibly damaging 0.90
R7970:Scn7a UTSW 2 66,506,173 (GRCm39) missense probably damaging 1.00
R8061:Scn7a UTSW 2 66,522,938 (GRCm39) missense probably damaging 1.00
R8121:Scn7a UTSW 2 66,531,203 (GRCm39) missense probably damaging 1.00
R8172:Scn7a UTSW 2 66,506,191 (GRCm39) missense possibly damaging 0.90
R8209:Scn7a UTSW 2 66,531,204 (GRCm39) missense possibly damaging 0.88
R8226:Scn7a UTSW 2 66,531,204 (GRCm39) missense possibly damaging 0.88
R8288:Scn7a UTSW 2 66,506,318 (GRCm39) missense probably damaging 1.00
R8431:Scn7a UTSW 2 66,534,164 (GRCm39) missense possibly damaging 0.62
R8678:Scn7a UTSW 2 66,574,041 (GRCm39) splice site probably benign
R8745:Scn7a UTSW 2 66,510,526 (GRCm39) missense probably benign
R8781:Scn7a UTSW 2 66,567,775 (GRCm39) missense probably benign 0.03
R8848:Scn7a UTSW 2 66,530,393 (GRCm39) nonsense probably null
R8878:Scn7a UTSW 2 66,506,199 (GRCm39) missense probably damaging 1.00
R8943:Scn7a UTSW 2 66,525,206 (GRCm39) synonymous silent
R8991:Scn7a UTSW 2 66,514,588 (GRCm39) missense possibly damaging 0.65
R9147:Scn7a UTSW 2 66,514,507 (GRCm39) missense possibly damaging 0.89
R9148:Scn7a UTSW 2 66,514,507 (GRCm39) missense possibly damaging 0.89
R9402:Scn7a UTSW 2 66,510,456 (GRCm39) missense probably damaging 1.00
R9501:Scn7a UTSW 2 66,582,579 (GRCm39) missense probably benign 0.00
R9546:Scn7a UTSW 2 66,582,603 (GRCm39) missense possibly damaging 0.93
R9715:Scn7a UTSW 2 66,519,902 (GRCm39) missense possibly damaging 0.93
X0060:Scn7a UTSW 2 66,520,026 (GRCm39) missense probably benign 0.01
X0066:Scn7a UTSW 2 66,510,536 (GRCm39) missense probably benign
Z1088:Scn7a UTSW 2 66,544,295 (GRCm39) missense probably damaging 0.98
Z1177:Scn7a UTSW 2 66,582,613 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GGTGGTCCGTACTTCCCCAGTTT -3'
(R):5'- GCTCCCTCTATGTCATATGCCTGTGT -3'

Sequencing Primer
(F):5'- TATCTGGTGGGCAAAAACATCC -3'
(R):5'- TGTGAGTGTGAAGCTCTCTCTAAG -3'
Posted On 2014-05-23