Incidental Mutation 'R3833:Scn7a'
ID 275449
Institutional Source Beutler Lab
Gene Symbol Scn7a
Ensembl Gene ENSMUSG00000034810
Gene Name sodium channel, voltage-gated, type VII, alpha
Synonyms NaG, Nav2, Nav2.3, Nax, Scn6a
MMRRC Submission 040888-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.150) question?
Stock # R3833 (G1)
Quality Score 225
Status Validated
Chromosome 2
Chromosomal Location 66673425-66784914 bp(-) (GRCm38)
Type of Mutation missense
DNA Base Change (assembly) A to G at 66697684 bp (GRCm38)
Zygosity Heterozygous
Amino Acid Change Serine to Proline at position 821 (S821P)
Ref Sequence ENSEMBL: ENSMUSP00000042405 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000042792]
AlphaFold B1AYL1
Predicted Effect probably damaging
Transcript: ENSMUST00000042792
AA Change: S821P

PolyPhen 2 Score 0.958 (Sensitivity: 0.78; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000042405
Gene: ENSMUSG00000034810
AA Change: S821P

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
Meta Mutation Damage Score 0.6467 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.7%
  • 20x: 96.4%
Validation Efficiency 97% (70/72)
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: 73 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
9630041A04Rik G A 9: 101,942,863 G161S probably damaging Het
Acp7 T C 7: 28,615,094 D282G probably benign Het
Atp10d T A 5: 72,239,225 C258S possibly damaging Het
Atp6ap1 T C X: 74,297,207 I10T possibly damaging Het
Atp6v0d2 T G 4: 19,922,395 N35H probably damaging Het
Bcat1 T A 6: 145,010,108 D349V probably damaging Het
Cacnb2 A T 2: 14,981,425 I338F probably damaging Het
Ccr1 T C 9: 123,964,287 T69A possibly damaging Het
Cenpe T G 3: 135,222,322 probably benign Het
Cps1 G A 1: 67,139,787 G53R probably damaging Het
Cstb T C 10: 78,427,350 F70L probably benign Het
Cyb5d2 G T 11: 72,795,523 S80R possibly damaging Het
Cyfip2 T C 11: 46,261,506 D485G probably benign Het
Cyp27b1 G T 10: 127,051,060 V382L probably damaging Het
Cyp8b1 C A 9: 121,916,043 Q74H probably benign Het
Dennd2a G A 6: 39,506,717 P403L probably damaging Het
Dennd2a G T 6: 39,506,723 S401Y probably damaging Het
Dnaaf5 T C 5: 139,181,565 V447A possibly damaging Het
Dpp9 A T 17: 56,199,113 F429I possibly damaging Het
Gcn1l1 A T 5: 115,592,132 Q835L probably benign Het
Gm14409 T C 2: 177,265,205 S167G possibly damaging Het
Gtf2b T A 3: 142,771,392 D8E probably benign Het
Hao1 A T 2: 134,523,005 V234D probably damaging Het
Hephl1 T C 9: 15,069,748 E796G probably damaging Het
Herc4 A G 10: 63,245,960 I21V probably benign Het
Htt T A 5: 34,821,718 V815D probably benign Het
Iglv2 A T 16: 19,260,843 M1K probably null Het
Igsf8 G T 1: 172,318,270 A315S probably benign Het
Il1a T C 2: 129,306,679 D37G possibly damaging Het
Iqcb1 T A 16: 36,831,914 C62* probably null Het
Itgad A T 7: 128,186,233 T381S probably damaging Het
Itpkb T C 1: 180,333,695 V462A probably benign Het
Kalrn T A 16: 34,039,889 R199* probably null Het
Kif24 G T 4: 41,395,064 A603D probably damaging Het
Kif26b GAAA GAA 1: 178,916,616 probably null Het
Klrc3 A G 6: 129,643,218 L24P probably damaging Het
Lmnb1 A C 18: 56,728,526 D163A probably benign Het
Lrrc9 T C 12: 72,482,991 L912P probably damaging Het
Mageh1 A T X: 153,037,008 W111R probably damaging Het
Mapk7 A G 11: 61,489,854 S641P possibly damaging Het
Mapt A T 11: 104,287,135 Q38L possibly damaging Het
Med12 C A X: 101,295,892 P2037Q possibly damaging Het
Med22 A G 2: 26,910,367 S17P probably damaging Het
Mep1b C T 18: 21,086,239 T150I possibly damaging Het
Mroh1 C T 15: 76,401,619 T71I probably benign Het
Nap1l3 A G X: 122,396,298 V241A possibly damaging Het
Pcdhga6 A T 18: 37,708,426 N400Y probably damaging Het
Pdgfd T C 9: 6,359,762 S278P probably damaging Het
Pgap1 A G 1: 54,557,465 M39T probably damaging Het
Pgc C A 17: 47,729,311 F93L probably null Het
Phf14 A G 6: 11,933,874 probably null Het
Piezo2 A G 18: 63,081,662 probably null Het
Pja2 T C 17: 64,309,402 D166G probably benign Het
Ppp1r12c T A 7: 4,482,786 probably benign Het
Pus3 G C 9: 35,566,578 G369R probably benign Het
Rhbdf2 T A 11: 116,604,424 D251V probably damaging Het
Rsad1 A G 11: 94,543,304 V366A probably benign Het
S100a10 T C 3: 93,564,373 V88A probably damaging Het
Scarf1 T C 11: 75,515,252 C121R probably damaging Het
Sco1 T C 11: 67,053,779 V76A probably damaging Het
Sdsl C A 5: 120,463,118 A30S probably benign Het
Slc26a6 C T 9: 108,855,918 T32I possibly damaging Het
Slit3 A T 11: 35,688,682 S1229C probably null Het
Snd1 G T 6: 28,531,404 probably benign Het
Tdrd3 A G 14: 87,480,785 T201A probably damaging Het
Tekt1 T C 11: 72,354,819 N170S probably benign Het
Thsd1 T G 8: 22,243,116 S60A possibly damaging Het
Tmem121b C T 6: 120,492,880 G292E probably damaging Het
Trim63 A G 4: 134,321,196 N172S probably benign Het
Usp24 T C 4: 106,362,012 probably null Het
Wisp3 T C 10: 39,154,949 K193E probably benign Het
Zdhhc16 T A 19: 41,938,114 probably null Het
Zfp709 G A 8: 71,889,062 V112M probably benign Het
Other mutations in Scn7a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00090:Scn7a APN 2 66683327 splice site probably benign
IGL00432:Scn7a APN 2 66741982 nonsense probably null
IGL00720:Scn7a APN 2 66676044 missense possibly damaging 0.67
IGL00783:Scn7a APN 2 66692564 missense probably damaging 0.99
IGL00784:Scn7a APN 2 66692564 missense probably damaging 0.99
IGL00926:Scn7a APN 2 66684131 missense probably benign 0.06
IGL00963:Scn7a APN 2 66703945 splice site probably benign
IGL01099:Scn7a APN 2 66684238 missense probably damaging 1.00
IGL01326:Scn7a APN 2 66752260 missense probably benign 0.13
IGL01538:Scn7a APN 2 66703852 missense probably benign
IGL01624:Scn7a APN 2 66751925 missense probably benign 0.07
IGL01794:Scn7a APN 2 66675509 missense probably benign
IGL02100:Scn7a APN 2 66675499 makesense probably null
IGL02326:Scn7a APN 2 66700048 missense probably benign 0.00
IGL02472:Scn7a APN 2 66752314 missense probably damaging 1.00
IGL02528:Scn7a APN 2 66700175 missense probably damaging 1.00
IGL02798:Scn7a APN 2 66713875 missense probably benign 0.00
IGL03026:Scn7a APN 2 66676098 missense probably damaging 0.99
IGL03071:Scn7a APN 2 66699947 missense possibly damaging 0.89
IGL03080:Scn7a APN 2 66697816 missense probably benign 0.01
IGL03180:Scn7a APN 2 66676234 missense possibly damaging 0.94
IGL03337:Scn7a APN 2 66675960 missense probably benign 0.00
alert UTSW 2 66680246 nonsense probably null
glimmer UTSW 2 66743703 missense probably damaging 0.96
Uptick UTSW 2 66700049 nonsense probably null
PIT4514001:Scn7a UTSW 2 66684179 missense probably damaging 1.00
R0004:Scn7a UTSW 2 66687795 missense possibly damaging 0.81
R0076:Scn7a UTSW 2 66714037 missense probably benign 0.04
R0230:Scn7a UTSW 2 66726284 missense probably damaging 1.00
R0463:Scn7a UTSW 2 66675740 missense probably benign 0.05
R0846:Scn7a UTSW 2 66697600 missense possibly damaging 0.71
R1237:Scn7a UTSW 2 66680295 missense probably damaging 0.98
R1282:Scn7a UTSW 2 66700849 missense probably damaging 0.98
R1467:Scn7a UTSW 2 66689558 missense probably benign 0.01
R1467:Scn7a UTSW 2 66689558 missense probably benign 0.01
R1501:Scn7a UTSW 2 66700163 missense probably benign 0.37
R1672:Scn7a UTSW 2 66697600 missense possibly damaging 0.71
R1690:Scn7a UTSW 2 66675943 missense probably damaging 0.99
R1712:Scn7a UTSW 2 66705103 missense probably benign 0.05
R1758:Scn7a UTSW 2 66680183 missense probably benign 0.00
R1758:Scn7a UTSW 2 66700887 missense probably damaging 0.97
R1775:Scn7a UTSW 2 66680955 missense probably benign 0.02
R1848:Scn7a UTSW 2 66684013 critical splice donor site probably null
R1851:Scn7a UTSW 2 66680291 missense probably benign
R1919:Scn7a UTSW 2 66699973 missense probably damaging 1.00
R1932:Scn7a UTSW 2 66676102 missense probably damaging 1.00
R1945:Scn7a UTSW 2 66675980 missense probably damaging 1.00
R1970:Scn7a UTSW 2 66684289 missense possibly damaging 0.89
R1998:Scn7a UTSW 2 66683269 missense probably damaging 0.99
R2008:Scn7a UTSW 2 66687747 missense possibly damaging 0.82
R2038:Scn7a UTSW 2 66737436 missense probably damaging 1.00
R2113:Scn7a UTSW 2 66675968 missense probably damaging 1.00
R2128:Scn7a UTSW 2 66697986 missense probably damaging 0.99
R2163:Scn7a UTSW 2 66675956 missense probably damaging 0.97
R2421:Scn7a UTSW 2 66726302 splice site probably benign
R2446:Scn7a UTSW 2 66692658 missense probably damaging 0.98
R2922:Scn7a UTSW 2 66700207 splice site probably benign
R3015:Scn7a UTSW 2 66699896 missense probably benign 0.08
R3034:Scn7a UTSW 2 66682808 missense probably damaging 1.00
R3419:Scn7a UTSW 2 66700895 frame shift probably null
R3429:Scn7a UTSW 2 66700895 frame shift probably null
R3430:Scn7a UTSW 2 66700895 frame shift probably null
R3434:Scn7a UTSW 2 66675503 missense probably benign 0.01
R3803:Scn7a UTSW 2 66680246 nonsense probably null
R3831:Scn7a UTSW 2 66697684 missense probably damaging 0.96
R4017:Scn7a UTSW 2 66741985 missense probably damaging 1.00
R4244:Scn7a UTSW 2 66742001 missense probably benign 0.00
R4245:Scn7a UTSW 2 66742001 missense probably benign 0.00
R4276:Scn7a UTSW 2 66684063 missense probably damaging 0.97
R4307:Scn7a UTSW 2 66675755 missense possibly damaging 0.47
R4327:Scn7a UTSW 2 66737471 missense probably damaging 1.00
R4353:Scn7a UTSW 2 66676436 missense probably benign 0.00
R4721:Scn7a UTSW 2 66684185 missense probably damaging 1.00
R4722:Scn7a UTSW 2 66700884 missense possibly damaging 0.95
R4781:Scn7a UTSW 2 66703760 missense possibly damaging 0.95
R4792:Scn7a UTSW 2 66726248 missense probably damaging 1.00
R5362:Scn7a UTSW 2 66699998 missense probably damaging 1.00
R5437:Scn7a UTSW 2 66676346 missense probably damaging 1.00
R5729:Scn7a UTSW 2 66741957 critical splice donor site probably null
R5777:Scn7a UTSW 2 66692569 missense probably damaging 1.00
R5785:Scn7a UTSW 2 66697568 missense possibly damaging 0.79
R5821:Scn7a UTSW 2 66743703 missense probably damaging 0.96
R5830:Scn7a UTSW 2 66714051 nonsense probably null
R5877:Scn7a UTSW 2 66699873 nonsense probably null
R5881:Scn7a UTSW 2 66675526 missense probably benign 0.01
R5967:Scn7a UTSW 2 66675713 missense probably damaging 1.00
R5988:Scn7a UTSW 2 66726214 nonsense probably null
R6077:Scn7a UTSW 2 66697596 missense probably damaging 1.00
R6135:Scn7a UTSW 2 66703900 missense probably benign
R6242:Scn7a UTSW 2 66700766 missense probably benign 0.00
R6264:Scn7a UTSW 2 66675526 missense possibly damaging 0.93
R6291:Scn7a UTSW 2 66700114 missense probably damaging 0.98
R6544:Scn7a UTSW 2 66684100 missense probably damaging 1.00
R6770:Scn7a UTSW 2 66729184 splice site probably null
R6997:Scn7a UTSW 2 66703803 missense probably damaging 1.00
R7014:Scn7a UTSW 2 66741959 missense probably null 1.00
R7126:Scn7a UTSW 2 66757286 missense possibly damaging 0.80
R7129:Scn7a UTSW 2 66700193 missense probably benign 0.14
R7176:Scn7a UTSW 2 66676288 missense probably damaging 1.00
R7185:Scn7a UTSW 2 66687795 missense possibly damaging 0.81
R7276:Scn7a UTSW 2 66757162 missense probably damaging 1.00
R7332:Scn7a UTSW 2 66692554 nonsense probably null
R7421:Scn7a UTSW 2 66675532 missense probably benign 0.07
R7488:Scn7a UTSW 2 66757230 missense probably benign 0.16
R7636:Scn7a UTSW 2 66743828 missense possibly damaging 0.67
R7685:Scn7a UTSW 2 66676192 missense probably damaging 1.00
R7711:Scn7a UTSW 2 66700877 missense probably damaging 1.00
R7813:Scn7a UTSW 2 66676345 missense probably damaging 1.00
R7833:Scn7a UTSW 2 66676150 missense probably damaging 1.00
R7914:Scn7a UTSW 2 66699950 missense probably damaging 0.97
R7953:Scn7a UTSW 2 66757326 missense possibly damaging 0.90
R7970:Scn7a UTSW 2 66675829 missense probably damaging 1.00
R8061:Scn7a UTSW 2 66692594 missense probably damaging 1.00
R8121:Scn7a UTSW 2 66700859 missense probably damaging 1.00
R8172:Scn7a UTSW 2 66675847 missense possibly damaging 0.90
R8209:Scn7a UTSW 2 66700860 missense possibly damaging 0.88
R8226:Scn7a UTSW 2 66700860 missense possibly damaging 0.88
R8288:Scn7a UTSW 2 66675974 missense probably damaging 1.00
R8431:Scn7a UTSW 2 66703820 missense possibly damaging 0.62
R8678:Scn7a UTSW 2 66743697 splice site probably benign
R8745:Scn7a UTSW 2 66680182 missense probably benign
R8781:Scn7a UTSW 2 66737431 missense probably benign 0.03
R8848:Scn7a UTSW 2 66700049 nonsense probably null
R8878:Scn7a UTSW 2 66675855 missense probably damaging 1.00
R8943:Scn7a UTSW 2 66694862 synonymous silent
R8991:Scn7a UTSW 2 66684244 missense possibly damaging 0.65
R9147:Scn7a UTSW 2 66684163 missense possibly damaging 0.89
R9148:Scn7a UTSW 2 66684163 missense possibly damaging 0.89
R9402:Scn7a UTSW 2 66680112 missense probably damaging 1.00
R9501:Scn7a UTSW 2 66752235 missense probably benign 0.00
R9546:Scn7a UTSW 2 66752259 missense possibly damaging 0.93
R9715:Scn7a UTSW 2 66689558 missense possibly damaging 0.93
X0060:Scn7a UTSW 2 66689682 missense probably benign 0.01
X0066:Scn7a UTSW 2 66680192 missense probably benign
Z1088:Scn7a UTSW 2 66713951 missense probably damaging 0.98
Z1177:Scn7a UTSW 2 66752269 missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- ACCCAGTAGTTAGGTAAGGTGG -3'
(R):5'- AGTCGGGAATAAACTCCATGCTTC -3'

Sequencing Primer
(F):5'- GTGCAATTTAACTCTATAACATCAGC -3'
(R):5'- CCATGCTTCTTAAATTAATGTGCAC -3'
Posted On 2015-04-06