Incidental Mutation 'R0412:Scn8a'
ID 36734
Institutional Source Beutler Lab
Gene Symbol Scn8a
Ensembl Gene ENSMUSG00000023033
Gene Name sodium channel, voltage-gated, type VIII, alpha
Synonyms nmf335, nmf58, NMF335, C630029C19Rik, nur14, mnd2, seal, mnd-2, nmf2, med, ataxia 3, NaCh6, Nav1.6, motor end-plate disease
MMRRC Submission 038614-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.800) question?
Stock # R0412 (G1)
Quality Score 225
Status Validated
Chromosome 15
Chromosomal Location 100767739-100943819 bp(+) (GRCm39)
Type of Mutation splice site
DNA Base Change (assembly) G to C at 100906187 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000144013 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000082209] [ENSMUST00000108908] [ENSMUST00000108909] [ENSMUST00000108910] [ENSMUST00000200963] [ENSMUST00000201518] [ENSMUST00000201549]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000082209
SMART Domains Protein: ENSMUSP00000080842
Gene: ENSMUSG00000023033

DomainStartEndE-ValueType
Pfam:Ion_trans 131 422 7.4e-82 PFAM
low complexity region 423 452 N/A INTRINSIC
Pfam:Na_trans_cytopl 499 700 3.5e-72 PFAM
low complexity region 701 712 N/A INTRINSIC
Pfam:Ion_trans 750 985 2.2e-57 PFAM
Pfam:Na_trans_assoc 989 1191 2e-59 PFAM
Pfam:Ion_trans 1195 1472 6.2e-69 PFAM
Pfam:Ion_trans 1519 1775 1.2e-56 PFAM
IQ 1892 1914 1.2e-4 SMART
low complexity region 1953 1972 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000108908
SMART Domains Protein: ENSMUSP00000104536
Gene: ENSMUSG00000023033

DomainStartEndE-ValueType
Pfam:Ion_trans 72 322 1.9e-76 PFAM
low complexity region 367 378 N/A INTRINSIC
Pfam:Ion_trans 451 640 1.1e-47 PFAM
Pfam:Na_trans_assoc 655 872 1.9e-71 PFAM
Pfam:Ion_trans 898 1127 4.4e-59 PFAM
PDB:1BYY|A 1129 1181 7e-30 PDB
Pfam:Ion_trans 1220 1429 1.9e-51 PFAM
Pfam:PKD_channel 1281 1436 5.6e-7 PFAM
IQ 1558 1580 1.2e-4 SMART
low complexity region 1619 1638 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000108909
SMART Domains Protein: ENSMUSP00000104537
Gene: ENSMUSG00000023033

DomainStartEndE-ValueType
Pfam:Ion_trans 72 322 2.2e-76 PFAM
low complexity region 335 364 N/A INTRINSIC
Pfam:DUF3451 390 616 8.7e-70 PFAM
Pfam:Ion_trans 697 886 1.3e-47 PFAM
Pfam:Na_trans_assoc 901 1118 2.3e-71 PFAM
Pfam:Ion_trans 1144 1186 9.7e-10 PFAM
Pfam:Ion_trans 1182 1332 1.7e-31 PFAM
PDB:1BYY|A 1334 1386 2e-29 PDB
Pfam:Ion_trans 1425 1634 2.3e-51 PFAM
Pfam:PKD_channel 1486 1641 6.6e-7 PFAM
IQ 1763 1785 1.2e-4 SMART
low complexity region 1824 1843 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000108910
SMART Domains Protein: ENSMUSP00000104538
Gene: ENSMUSG00000023033

DomainStartEndE-ValueType
Pfam:Ion_trans 160 410 2.5e-76 PFAM
low complexity region 423 452 N/A INTRINSIC
Pfam:DUF3451 478 704 9.6e-70 PFAM
Pfam:Ion_trans 785 974 1.4e-47 PFAM
Pfam:Na_trans_assoc 989 1206 2.5e-71 PFAM
Pfam:Ion_trans 1232 1461 5.7e-59 PFAM
PDB:1BYY|A 1463 1515 4e-29 PDB
Pfam:Ion_trans 1554 1763 2.5e-51 PFAM
Pfam:PKD_channel 1615 1770 7.1e-7 PFAM
IQ 1892 1914 1.2e-4 SMART
low complexity region 1953 1972 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000200963
SMART Domains Protein: ENSMUSP00000144371
Gene: ENSMUSG00000023033

DomainStartEndE-ValueType
Pfam:Ion_trans 131 422 4.1e-80 PFAM
low complexity region 423 452 N/A INTRINSIC
Pfam:Na_trans_cytopl 499 700 2.5e-69 PFAM
low complexity region 701 712 N/A INTRINSIC
Pfam:Ion_trans 750 985 1.2e-55 PFAM
Pfam:Na_trans_assoc 989 1191 9.1e-57 PFAM
Pfam:Ion_trans 1195 1274 7.6e-16 PFAM
Pfam:Ion_trans 1270 1431 2.6e-33 PFAM
Pfam:Ion_trans 1478 1734 6.5e-55 PFAM
IQ 1851 1873 6e-7 SMART
low complexity region 1912 1931 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000201518
SMART Domains Protein: ENSMUSP00000143879
Gene: ENSMUSG00000023033

DomainStartEndE-ValueType
Pfam:Ion_trans 131 422 8.8e-81 PFAM
low complexity region 423 452 N/A INTRINSIC
Pfam:Na_trans_cytopl 499 700 6.7e-70 PFAM
low complexity region 701 712 N/A INTRINSIC
Pfam:Ion_trans 750 804 5.3e-9 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000201549
SMART Domains Protein: ENSMUSP00000144013
Gene: ENSMUSG00000023033

DomainStartEndE-ValueType
Pfam:Ion_trans 131 422 7.4e-82 PFAM
low complexity region 423 452 N/A INTRINSIC
Pfam:Na_trans_cytopl 499 700 3.5e-72 PFAM
low complexity region 701 712 N/A INTRINSIC
Pfam:Ion_trans 750 985 2.2e-57 PFAM
Pfam:Na_trans_assoc 989 1191 2e-59 PFAM
Pfam:Ion_trans 1195 1472 6.2e-69 PFAM
Pfam:Ion_trans 1519 1775 1.2e-56 PFAM
IQ 1892 1914 1.2e-4 SMART
low complexity region 1953 1972 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.2%
  • 10x: 95.8%
  • 20x: 90.2%
Validation Efficiency 94% (67/71)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the sodium channel alpha subunit gene family. The encoded protein forms the ion pore region of the voltage-gated sodium channel. This protein is essential for the rapid membrane depolarization that occurs during the formation of the action potential in excitable neurons. Mutations in this gene are associated with mental retardation, pancerebellar atrophy and ataxia. Alternate splicing results in multiple transcript variants.[provided by RefSeq, May 2010]
PHENOTYPE: Spontaneous mutant homozygotes have ataxia, dystonia, muscular atrophy, progressive paralysis, Purkinje cell loss, in some cases severe head-tossing and for severe alleles, juvenile lethality. A mild, semidominant ENU allele causes deafness of variable penetrance and severity and mild tremor. [provided by MGI curators]
Allele List at MGI

 All alleles(22) : Targeted, knock-out(1) Targeted, other(1) Gene trapped(6) Transgenic(1) Spontaneous(5) Chemically induced(8)

Other mutations in this stock
Total: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Arap1 C A 7: 101,039,429 (GRCm39) A563D probably damaging Het
Arhgap28 G A 17: 68,203,253 (GRCm39) L67F probably damaging Het
Atp7b G T 8: 22,485,675 (GRCm39) probably null Het
Auts2 A G 5: 131,475,669 (GRCm39) F485L probably benign Het
Ccdc68 A G 18: 70,093,510 (GRCm39) E239G probably damaging Het
Cdc42bpg T G 19: 6,363,487 (GRCm39) L449R probably damaging Het
Colgalt2 G T 1: 152,384,312 (GRCm39) A551S possibly damaging Het
Ddx41 G T 13: 55,678,421 (GRCm39) S630Y probably damaging Het
Dntt T C 19: 41,031,372 (GRCm39) L274P probably damaging Het
Fhl4 G T 10: 84,934,680 (GRCm39) H34N possibly damaging Het
Filip1 A T 9: 79,727,571 (GRCm39) N349K possibly damaging Het
Gm9894 C T 13: 67,913,145 (GRCm39) noncoding transcript Het
Gpr179 A G 11: 97,229,633 (GRCm39) S841P probably damaging Het
Gpr35 G T 1: 92,910,506 (GRCm39) V73L probably benign Het
Grik5 A G 7: 24,713,099 (GRCm39) V809A possibly damaging Het
H2-T13 T A 17: 36,392,413 (GRCm39) probably benign Het
Heatr5b T C 17: 79,128,283 (GRCm39) T451A probably benign Het
Hmcn2 G A 2: 31,278,259 (GRCm39) V1654M probably damaging Het
Htra3 G T 5: 35,828,409 (GRCm39) A157E probably damaging Het
Igf2r A T 17: 12,902,835 (GRCm39) V2405D probably damaging Het
Irs3 C A 5: 137,642,139 (GRCm39) R433L probably benign Het
Kcmf1 G A 6: 72,825,224 (GRCm39) Q239* probably null Het
Kcnk9 A G 15: 72,384,905 (GRCm39) probably benign Het
Kif28 A G 1: 179,530,091 (GRCm39) V622A probably benign Het
Klrb1f A T 6: 129,031,294 (GRCm39) I164F probably benign Het
Lama2 A G 10: 27,066,621 (GRCm39) S1087P possibly damaging Het
Mchr1 A T 15: 81,119,948 (GRCm39) probably benign Het
Mcidas A G 13: 113,135,677 (GRCm39) T367A probably damaging Het
Mphosph8 A C 14: 56,911,870 (GRCm39) K298Q probably damaging Het
Mroh2a G T 1: 88,162,938 (GRCm39) Q360H probably benign Het
Mst1 A C 9: 107,960,793 (GRCm39) D461A probably benign Het
Nckap1l A T 15: 103,373,079 (GRCm39) S311C probably benign Het
Or2y1 T A 11: 49,385,594 (GRCm39) V78E probably damaging Het
Or4c125 T A 2: 89,170,422 (GRCm39) M75L probably benign Het
Or5m9b C T 2: 85,905,435 (GRCm39) A117V probably benign Het
Or8c11 A C 9: 38,290,090 (GRCm39) K298N probably damaging Het
Pde3a T G 6: 141,444,410 (GRCm39) C1073G probably damaging Het
Pkhd1 T C 1: 20,188,012 (GRCm39) D3432G probably damaging Het
Ppargc1b G T 18: 61,448,932 (GRCm39) P130Q probably damaging Het
Ppp6r1 A G 7: 4,645,213 (GRCm39) I228T probably damaging Het
Pram1 A G 17: 33,860,480 (GRCm39) N349S probably benign Het
Ranbp6 C T 19: 29,789,483 (GRCm39) V290I possibly damaging Het
Rcan3 A T 4: 135,143,914 (GRCm39) probably null Het
Slc12a5 C T 2: 164,835,982 (GRCm39) T900M probably benign Het
Srsf10 A G 4: 135,585,714 (GRCm39) Y55C probably damaging Het
Syt7 G T 19: 10,421,444 (GRCm39) E450* probably null Het
Tbrg4 T C 11: 6,573,832 (GRCm39) K130R probably benign Het
Tgm7 C A 2: 120,931,546 (GRCm39) V206F probably damaging Het
Tmem131l T C 3: 83,938,955 (GRCm39) D67G probably damaging Het
Ttc7 A G 17: 87,637,472 (GRCm39) K409R probably benign Het
Unc80 A T 1: 66,590,096 (GRCm39) probably benign Het
Vmn1r171 C T 7: 23,332,080 (GRCm39) L102F possibly damaging Het
Vmn2r59 A C 7: 41,695,916 (GRCm39) probably benign Het
Vsig2 A G 9: 37,453,986 (GRCm39) R191G probably damaging Het
Wdr86 T A 5: 24,923,232 (GRCm39) Q153H probably benign Het
Wdr87-ps C G 7: 29,229,995 (GRCm39) noncoding transcript Het
Xxylt1 T A 16: 30,826,616 (GRCm39) N233I probably damaging Het
Zfp160 A T 17: 21,247,139 (GRCm39) E563V probably damaging Het
Zfp345 T A 2: 150,315,323 (GRCm39) E71D probably benign Het
Zfp541 A G 7: 15,816,099 (GRCm39) D862G possibly damaging Het
Zfp639 A C 3: 32,571,259 (GRCm39) Q47P possibly damaging Het
Other mutations in Scn8a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00230:Scn8a APN 15 100,853,413 (GRCm39) unclassified probably benign
IGL00979:Scn8a APN 15 100,853,287 (GRCm39) unclassified probably benign
IGL01339:Scn8a APN 15 100,930,082 (GRCm39) missense probably benign
IGL01992:Scn8a APN 15 100,866,938 (GRCm39) missense probably damaging 1.00
IGL02215:Scn8a APN 15 100,927,453 (GRCm39) splice site probably null
IGL02311:Scn8a APN 15 100,911,164 (GRCm39) missense probably damaging 0.97
IGL02404:Scn8a APN 15 100,937,611 (GRCm39) missense probably damaging 1.00
IGL02652:Scn8a APN 15 100,911,357 (GRCm39) missense probably damaging 0.98
IGL02690:Scn8a APN 15 100,868,135 (GRCm39) missense probably damaging 1.00
IGL02704:Scn8a APN 15 100,905,943 (GRCm39) missense possibly damaging 0.94
IGL03084:Scn8a APN 15 100,915,053 (GRCm39) missense probably damaging 1.00
IGL03108:Scn8a APN 15 100,872,496 (GRCm39) missense probably benign
IGL03224:Scn8a APN 15 100,933,520 (GRCm39) missense probably damaging 1.00
dan UTSW 15 100,933,505 (GRCm39) nonsense probably null
nymph UTSW 15 100,933,527 (GRCm39) missense probably damaging 1.00
Tremord UTSW 15 100,911,385 (GRCm39) missense probably damaging 1.00
3-1:Scn8a UTSW 15 100,937,820 (GRCm39) missense probably benign 0.04
PIT4280001:Scn8a UTSW 15 100,855,370 (GRCm39) missense probably damaging 1.00
PIT4508001:Scn8a UTSW 15 100,927,573 (GRCm39) missense probably damaging 0.98
R0010:Scn8a UTSW 15 100,911,454 (GRCm39) missense probably damaging 1.00
R0010:Scn8a UTSW 15 100,911,454 (GRCm39) missense probably damaging 1.00
R0254:Scn8a UTSW 15 100,916,245 (GRCm39) missense probably damaging 1.00
R0538:Scn8a UTSW 15 100,933,505 (GRCm39) nonsense probably null
R0539:Scn8a UTSW 15 100,914,449 (GRCm39) missense probably damaging 1.00
R0631:Scn8a UTSW 15 100,933,418 (GRCm39) missense probably damaging 1.00
R0726:Scn8a UTSW 15 100,870,711 (GRCm39) missense probably damaging 1.00
R0945:Scn8a UTSW 15 100,913,668 (GRCm39) missense possibly damaging 0.54
R0967:Scn8a UTSW 15 100,933,527 (GRCm39) missense probably damaging 1.00
R1164:Scn8a UTSW 15 100,938,043 (GRCm39) missense probably benign 0.06
R1283:Scn8a UTSW 15 100,867,052 (GRCm39) missense possibly damaging 0.82
R1368:Scn8a UTSW 15 100,933,422 (GRCm39) missense probably damaging 1.00
R1633:Scn8a UTSW 15 100,927,696 (GRCm39) missense probably benign 0.01
R1669:Scn8a UTSW 15 100,909,001 (GRCm39) missense probably damaging 1.00
R1694:Scn8a UTSW 15 100,853,409 (GRCm39) nonsense probably null
R1735:Scn8a UTSW 15 100,913,742 (GRCm39) missense possibly damaging 0.94
R1773:Scn8a UTSW 15 100,937,496 (GRCm39) missense probably damaging 0.97
R1940:Scn8a UTSW 15 100,868,085 (GRCm39) missense probably benign 0.22
R1996:Scn8a UTSW 15 100,922,260 (GRCm39) missense probably damaging 1.00
R2107:Scn8a UTSW 15 100,916,244 (GRCm39) missense probably damaging 0.99
R2251:Scn8a UTSW 15 100,914,987 (GRCm39) missense probably benign 0.02
R2516:Scn8a UTSW 15 100,867,043 (GRCm39) missense probably benign 0.05
R2917:Scn8a UTSW 15 100,937,613 (GRCm39) missense probably damaging 1.00
R3417:Scn8a UTSW 15 100,869,549 (GRCm39) splice site probably benign
R3896:Scn8a UTSW 15 100,933,379 (GRCm39) missense probably benign
R4024:Scn8a UTSW 15 100,937,674 (GRCm39) missense probably damaging 1.00
R4050:Scn8a UTSW 15 100,911,294 (GRCm39) nonsense probably null
R4193:Scn8a UTSW 15 100,869,484 (GRCm39) missense probably damaging 1.00
R4212:Scn8a UTSW 15 100,854,954 (GRCm39) missense possibly damaging 0.88
R4358:Scn8a UTSW 15 100,838,014 (GRCm39) missense probably benign 0.00
R4396:Scn8a UTSW 15 100,870,711 (GRCm39) missense probably damaging 1.00
R4428:Scn8a UTSW 15 100,881,784 (GRCm39) missense probably damaging 1.00
R4452:Scn8a UTSW 15 100,854,972 (GRCm39) missense possibly damaging 0.95
R4631:Scn8a UTSW 15 100,914,384 (GRCm39) nonsense probably null
R4693:Scn8a UTSW 15 100,913,572 (GRCm39) missense probably damaging 1.00
R4765:Scn8a UTSW 15 100,938,352 (GRCm39) missense probably benign 0.07
R4777:Scn8a UTSW 15 100,913,832 (GRCm39) missense probably damaging 1.00
R4949:Scn8a UTSW 15 100,927,663 (GRCm39) missense probably damaging 1.00
R4997:Scn8a UTSW 15 100,854,935 (GRCm39) missense probably damaging 1.00
R5246:Scn8a UTSW 15 100,908,938 (GRCm39) missense probably damaging 1.00
R5566:Scn8a UTSW 15 100,872,415 (GRCm39) missense probably damaging 1.00
R5875:Scn8a UTSW 15 100,870,703 (GRCm39) nonsense probably null
R6031:Scn8a UTSW 15 100,881,865 (GRCm39) missense probably damaging 1.00
R6031:Scn8a UTSW 15 100,881,865 (GRCm39) missense probably damaging 1.00
R6057:Scn8a UTSW 15 100,872,548 (GRCm39) missense possibly damaging 0.94
R6114:Scn8a UTSW 15 100,938,477 (GRCm39) missense probably damaging 0.99
R6362:Scn8a UTSW 15 100,837,996 (GRCm39) splice site probably null
R6535:Scn8a UTSW 15 100,857,588 (GRCm39) intron probably benign
R6677:Scn8a UTSW 15 100,866,953 (GRCm39) missense probably damaging 1.00
R6687:Scn8a UTSW 15 100,872,508 (GRCm39) missense probably benign 0.12
R6701:Scn8a UTSW 15 100,937,977 (GRCm39) missense probably damaging 1.00
R6719:Scn8a UTSW 15 100,908,896 (GRCm39) critical splice acceptor site probably null
R6739:Scn8a UTSW 15 100,913,836 (GRCm39) missense possibly damaging 0.82
R6769:Scn8a UTSW 15 100,933,445 (GRCm39) missense probably benign
R6786:Scn8a UTSW 15 100,930,096 (GRCm39) missense probably benign 0.00
R6849:Scn8a UTSW 15 100,853,468 (GRCm39) splice site probably null
R7108:Scn8a UTSW 15 100,937,659 (GRCm39) missense probably benign 0.01
R7215:Scn8a UTSW 15 100,927,711 (GRCm39) missense possibly damaging 0.80
R7217:Scn8a UTSW 15 100,868,108 (GRCm39) missense probably benign 0.00
R7219:Scn8a UTSW 15 100,866,984 (GRCm39) missense probably damaging 1.00
R7356:Scn8a UTSW 15 100,855,460 (GRCm39) missense probably damaging 1.00
R7479:Scn8a UTSW 15 100,853,358 (GRCm39) missense probably damaging 0.99
R7816:Scn8a UTSW 15 100,908,917 (GRCm39) missense possibly damaging 0.63
R7985:Scn8a UTSW 15 100,914,843 (GRCm39) splice site probably null
R8112:Scn8a UTSW 15 100,927,718 (GRCm39) missense probably benign 0.27
R8263:Scn8a UTSW 15 100,881,736 (GRCm39) missense probably damaging 1.00
R8305:Scn8a UTSW 15 100,938,387 (GRCm39) missense probably benign 0.01
R8489:Scn8a UTSW 15 100,867,014 (GRCm39) missense probably damaging 1.00
R8983:Scn8a UTSW 15 100,900,030 (GRCm39) missense possibly damaging 0.81
R9034:Scn8a UTSW 15 100,927,642 (GRCm39) missense probably damaging 0.98
R9050:Scn8a UTSW 15 100,906,161 (GRCm39) missense possibly damaging 0.80
R9240:Scn8a UTSW 15 100,915,068 (GRCm39) nonsense probably null
R9249:Scn8a UTSW 15 100,914,456 (GRCm39) missense probably benign 0.00
R9462:Scn8a UTSW 15 100,930,159 (GRCm39) missense
R9599:Scn8a UTSW 15 100,911,172 (GRCm39) missense probably damaging 1.00
R9609:Scn8a UTSW 15 100,834,407 (GRCm39) missense possibly damaging 0.91
R9653:Scn8a UTSW 15 100,937,947 (GRCm39) missense probably damaging 1.00
R9794:Scn8a UTSW 15 100,933,332 (GRCm39) missense probably benign 0.00
X0066:Scn8a UTSW 15 100,937,962 (GRCm39) missense probably damaging 1.00
X0066:Scn8a UTSW 15 100,937,961 (GRCm39) missense probably damaging 1.00
Z1176:Scn8a UTSW 15 100,931,399 (GRCm39) missense probably damaging 1.00
Z1177:Scn8a UTSW 15 100,938,103 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- AGAGTCTCAGAGAAAGTGCCCACC -3'
(R):5'- AACAGCTCTACGAGGCGACTTCAG -3'

Sequencing Primer
(F):5'- ATCTGGGAGTGTCACCCCTAC -3'
(R):5'- GGATGCCCTCGTCTCCAATTAA -3'
Posted On 2013-05-09