Incidental Mutation 'R6489:Scn4a'
ID 522668
Institutional Source Beutler Lab
Gene Symbol Scn4a
Ensembl Gene ENSMUSG00000001027
Gene Name sodium channel, voltage-gated, type IV, alpha
Synonyms mH2, SkM1, Nav1.4
MMRRC Submission 044621-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6489 (G1)
Quality Score 162.009
Status Validated
Chromosome 11
Chromosomal Location 106209418-106244114 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to C at 106240006 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glutamic Acid at position 70 (D70E)
Ref Sequence ENSEMBL: ENSMUSP00000021056 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000021056]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000021056
AA Change: D70E

PolyPhen 2 Score 0.262 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000021056
Gene: ENSMUSG00000001027
AA Change: D70E

DomainStartEndE-ValueType
Pfam:Ion_trans 130 452 1.1e-80 PFAM
low complexity region 473 491 N/A INTRINSIC
Pfam:Ion_trans 571 805 4.2e-56 PFAM
Pfam:Na_trans_assoc 810 1020 3.2e-59 PFAM
Pfam:Ion_trans 1024 1299 1.4e-64 PFAM
Pfam:Ion_trans 1346 1603 6.1e-55 PFAM
Pfam:PKD_channel 1441 1598 1.4e-6 PFAM
IQ 1720 1742 2.5e-2 SMART
low complexity region 1815 1827 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000174877
Meta Mutation Damage Score 0.1014 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 97.3%
  • 20x: 90.6%
Validation Efficiency 100% (61/61)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Voltage-gated sodium channels are transmembrane glycoprotein complexes composed of a large alpha subunit with 24 transmembrane domains and one or more regulatory beta subunits. They are responsible for the generation and propagation of action potentials in neurons and muscle. This gene encodes one member of the sodium channel alpha subunit gene family. It is expressed in skeletal muscle, and mutations in this gene have been linked to several myotonia and periodic paralysis disorders. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice heterozygous or homozygous for a knock-in allele develop myotonia, increased myofiber damage, K+-sensitive paralysis and susceptibility to delayed weakness during recovery from fatigue. Homozygotes show perinatal lethality, low survival rate, unusual hind-limb clasping and reduced body weight. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 60 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acadvl T C 11: 69,901,145 (GRCm39) T650A probably benign Het
Alkbh7 T A 17: 57,305,979 (GRCm39) S127T probably damaging Het
Ank3 G A 10: 69,827,459 (GRCm39) A565T probably benign Het
App G T 16: 84,853,408 (GRCm39) D223E unknown Het
Arhgef2 C A 3: 88,550,321 (GRCm39) S675R probably damaging Het
Atg14 T C 14: 47,786,480 (GRCm39) D258G probably damaging Het
Calhm5 A T 10: 33,968,502 (GRCm39) W184R probably damaging Het
Cbr1b A T 16: 93,427,286 (GRCm39) probably null Het
Ckap2l T C 2: 129,111,034 (GRCm39) D721G possibly damaging Het
Cog8 T C 8: 107,776,933 (GRCm39) T481A probably benign Het
Colec10 C A 15: 54,325,609 (GRCm39) probably null Het
Cplx3 A T 9: 57,521,009 (GRCm39) probably null Het
Dhx9 T C 1: 153,332,389 (GRCm39) probably benign Het
Dock1 T C 7: 134,592,270 (GRCm39) M935T probably damaging Het
Dsg4 T A 18: 20,604,420 (GRCm39) N962K possibly damaging Het
Dym T C 18: 75,213,297 (GRCm39) V173A probably benign Het
Exoc3l4 A G 12: 111,395,131 (GRCm39) Y583C probably damaging Het
Flnb G A 14: 7,867,551 (GRCm38) V103M probably damaging Het
Fzd1 T A 5: 4,807,336 (GRCm39) Q82L probably benign Het
Gabrr1 A G 4: 33,162,855 (GRCm39) I474V probably benign Het
Galnt11 G T 5: 25,469,964 (GRCm39) W521L probably damaging Het
Glb1l3 A G 9: 26,738,127 (GRCm39) V420A probably benign Het
H1f7 A T 15: 98,154,888 (GRCm39) L87* probably null Het
Homer2 T C 7: 81,274,026 (GRCm39) T57A probably benign Het
Ihh T A 1: 74,985,670 (GRCm39) T272S probably damaging Het
Il27ra T C 8: 84,758,179 (GRCm39) M524V probably benign Het
Mdp1 C A 14: 55,897,848 (GRCm39) probably benign Het
Med12l A G 3: 59,164,828 (GRCm39) K1436R probably damaging Het
Megf10 C T 18: 57,424,879 (GRCm39) S1006F probably benign Het
Miga1 A T 3: 151,984,645 (GRCm39) I426N probably damaging Het
Mtmr6 C T 14: 60,537,963 (GRCm39) T654I possibly damaging Het
Nbeal1 A G 1: 60,370,101 (GRCm39) S2673G possibly damaging Het
Nup93 T A 8: 95,028,716 (GRCm39) H193Q probably benign Het
Or1e25 T A 11: 73,494,265 (GRCm39) N286K probably damaging Het
Or4f7 A C 2: 111,644,405 (GRCm39) L222W probably damaging Het
Or52ae9 T C 7: 103,389,875 (GRCm39) N191D probably benign Het
Pdcd11 C T 19: 47,098,191 (GRCm39) R826C probably damaging Het
Pde4dip G A 3: 97,662,907 (GRCm39) R521* probably null Het
Phf2 T C 13: 48,979,658 (GRCm39) S158G unknown Het
Pla2g15 A G 8: 106,889,826 (GRCm39) E366G probably benign Het
Plekhm2 A T 4: 141,359,344 (GRCm39) H494Q probably damaging Het
Prpsap2 A T 11: 61,639,890 (GRCm39) M87K probably damaging Het
Rbm19 T G 5: 120,258,195 (GRCm39) S137A probably benign Het
Ryr2 T A 13: 11,848,893 (GRCm39) I363L probably benign Het
Samd9l T C 6: 3,376,896 (GRCm39) T122A probably benign Het
Slc12a3 T A 8: 95,061,632 (GRCm39) V293D possibly damaging Het
Slc6a7 T C 18: 61,140,615 (GRCm39) Y139C probably damaging Het
Slco2b1 A T 7: 99,339,762 (GRCm39) C9* probably null Het
Slitrk1 A T 14: 109,148,735 (GRCm39) S659T possibly damaging Het
Son T G 16: 91,452,044 (GRCm39) S264A possibly damaging Het
Svep1 C A 4: 58,100,066 (GRCm39) G1326V probably damaging Het
Tcf12 A G 9: 71,922,918 (GRCm39) probably null Het
Ttn A G 2: 76,645,062 (GRCm39) V11185A probably damaging Het
Ubap2 T C 4: 41,203,574 (GRCm39) probably null Het
Utp15 G T 13: 98,387,117 (GRCm39) F434L probably damaging Het
Vmn2r111 T C 17: 22,778,032 (GRCm39) N549S possibly damaging Het
Vsnl1 T G 12: 11,382,219 (GRCm39) probably benign Het
Yod1 G A 1: 130,645,275 (GRCm39) G19S probably damaging Het
Zbtb34 A C 2: 33,301,558 (GRCm39) S328A probably damaging Het
Zdbf2 T C 1: 63,346,637 (GRCm39) I1672T possibly damaging Het
Other mutations in Scn4a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00323:Scn4a APN 11 106,210,745 (GRCm39) missense probably benign
IGL00846:Scn4a APN 11 106,218,944 (GRCm39) missense probably benign 0.03
IGL01063:Scn4a APN 11 106,221,190 (GRCm39) missense possibly damaging 0.91
IGL01450:Scn4a APN 11 106,215,487 (GRCm39) missense probably damaging 0.99
IGL01922:Scn4a APN 11 106,229,978 (GRCm39) critical splice donor site probably null
IGL02589:Scn4a APN 11 106,218,958 (GRCm39) missense probably benign 0.08
IGL03171:Scn4a APN 11 106,236,418 (GRCm39) missense probably benign 0.01
IGL03338:Scn4a APN 11 106,211,671 (GRCm39) missense probably damaging 1.00
BB004:Scn4a UTSW 11 106,233,209 (GRCm39) missense probably damaging 1.00
BB014:Scn4a UTSW 11 106,233,209 (GRCm39) missense probably damaging 1.00
R0013:Scn4a UTSW 11 106,239,231 (GRCm39) splice site probably benign
R0013:Scn4a UTSW 11 106,239,231 (GRCm39) splice site probably benign
R0025:Scn4a UTSW 11 106,215,386 (GRCm39) missense probably benign 0.39
R0025:Scn4a UTSW 11 106,215,386 (GRCm39) missense probably benign 0.39
R0050:Scn4a UTSW 11 106,211,682 (GRCm39) missense probably damaging 1.00
R0113:Scn4a UTSW 11 106,236,262 (GRCm39) missense probably benign 0.00
R0193:Scn4a UTSW 11 106,211,364 (GRCm39) nonsense probably null
R0410:Scn4a UTSW 11 106,214,775 (GRCm39) missense probably damaging 1.00
R0512:Scn4a UTSW 11 106,236,503 (GRCm39) missense probably damaging 1.00
R0532:Scn4a UTSW 11 106,221,226 (GRCm39) missense probably benign 0.45
R1112:Scn4a UTSW 11 106,211,292 (GRCm39) missense probably damaging 1.00
R1279:Scn4a UTSW 11 106,226,508 (GRCm39) missense probably damaging 1.00
R1564:Scn4a UTSW 11 106,236,367 (GRCm39) missense probably benign
R1712:Scn4a UTSW 11 106,236,373 (GRCm39) missense probably benign 0.20
R1712:Scn4a UTSW 11 106,230,180 (GRCm39) missense probably damaging 1.00
R1721:Scn4a UTSW 11 106,211,646 (GRCm39) missense probably benign 0.31
R1900:Scn4a UTSW 11 106,218,359 (GRCm39) missense probably damaging 1.00
R2057:Scn4a UTSW 11 106,226,550 (GRCm39) missense probably damaging 0.97
R2209:Scn4a UTSW 11 106,230,051 (GRCm39) missense probably damaging 1.00
R3416:Scn4a UTSW 11 106,221,239 (GRCm39) missense probably benign 0.00
R3788:Scn4a UTSW 11 106,235,100 (GRCm39) missense probably damaging 0.96
R3853:Scn4a UTSW 11 106,210,932 (GRCm39) missense possibly damaging 0.94
R3861:Scn4a UTSW 11 106,216,950 (GRCm39) splice site probably benign
R3912:Scn4a UTSW 11 106,211,542 (GRCm39) missense probably damaging 1.00
R3983:Scn4a UTSW 11 106,238,644 (GRCm39) missense probably damaging 1.00
R4036:Scn4a UTSW 11 106,212,883 (GRCm39) missense possibly damaging 0.75
R4358:Scn4a UTSW 11 106,239,683 (GRCm39) splice site probably null
R4556:Scn4a UTSW 11 106,211,272 (GRCm39) missense probably benign 0.32
R4677:Scn4a UTSW 11 106,214,788 (GRCm39) missense probably damaging 1.00
R4863:Scn4a UTSW 11 106,210,828 (GRCm39) missense probably damaging 1.00
R4924:Scn4a UTSW 11 106,210,914 (GRCm39) missense possibly damaging 0.83
R5081:Scn4a UTSW 11 106,239,553 (GRCm39) missense probably damaging 0.99
R5298:Scn4a UTSW 11 106,230,212 (GRCm39) missense probably damaging 1.00
R5407:Scn4a UTSW 11 106,211,715 (GRCm39) missense probably damaging 1.00
R5634:Scn4a UTSW 11 106,220,830 (GRCm39) missense probably benign
R6381:Scn4a UTSW 11 106,211,137 (GRCm39) missense probably damaging 1.00
R6468:Scn4a UTSW 11 106,236,502 (GRCm39) missense probably damaging 1.00
R6549:Scn4a UTSW 11 106,234,791 (GRCm39) missense probably damaging 1.00
R6606:Scn4a UTSW 11 106,218,899 (GRCm39) missense probably benign 0.39
R7037:Scn4a UTSW 11 106,211,726 (GRCm39) missense probably damaging 0.98
R7064:Scn4a UTSW 11 106,212,983 (GRCm39) missense possibly damaging 0.93
R7182:Scn4a UTSW 11 106,221,134 (GRCm39) missense probably benign 0.21
R7194:Scn4a UTSW 11 106,215,062 (GRCm39) missense probably benign 0.32
R7531:Scn4a UTSW 11 106,239,523 (GRCm39) splice site probably null
R7552:Scn4a UTSW 11 106,239,995 (GRCm39) missense probably benign 0.22
R7570:Scn4a UTSW 11 106,211,299 (GRCm39) missense possibly damaging 0.54
R7635:Scn4a UTSW 11 106,215,458 (GRCm39) missense probably damaging 1.00
R7823:Scn4a UTSW 11 106,233,334 (GRCm39) missense probably damaging 1.00
R7832:Scn4a UTSW 11 106,212,841 (GRCm39) missense probably benign 0.01
R7927:Scn4a UTSW 11 106,233,209 (GRCm39) missense probably damaging 1.00
R8122:Scn4a UTSW 11 106,221,157 (GRCm39) missense probably benign 0.02
R8131:Scn4a UTSW 11 106,232,367 (GRCm39) missense probably benign
R9093:Scn4a UTSW 11 106,210,638 (GRCm39) missense probably benign
R9099:Scn4a UTSW 11 106,211,000 (GRCm39) missense probably damaging 1.00
R9137:Scn4a UTSW 11 106,214,736 (GRCm39) missense probably damaging 1.00
R9163:Scn4a UTSW 11 106,217,076 (GRCm39) missense probably damaging 1.00
R9255:Scn4a UTSW 11 106,215,054 (GRCm39) missense probably damaging 0.99
R9627:Scn4a UTSW 11 106,212,839 (GRCm39) missense probably benign
R9780:Scn4a UTSW 11 106,226,235 (GRCm39) missense probably damaging 1.00
X0012:Scn4a UTSW 11 106,220,887 (GRCm39) missense probably damaging 1.00
X0065:Scn4a UTSW 11 106,213,004 (GRCm39) missense probably damaging 0.98
Z1176:Scn4a UTSW 11 106,232,356 (GRCm39) missense probably damaging 0.97
Z1176:Scn4a UTSW 11 106,232,355 (GRCm39) missense probably benign 0.26
Z1176:Scn4a UTSW 11 106,212,734 (GRCm39) missense probably null 0.29
Z1177:Scn4a UTSW 11 106,232,368 (GRCm39) missense probably benign
Z1177:Scn4a UTSW 11 106,221,034 (GRCm39) missense not run
Predicted Primers PCR Primer
(F):5'- TTTCCTTTGTTGAGCACAATGAAGG -3'
(R):5'- AAGGATGGCCAGCTCATCTC -3'

Sequencing Primer
(F):5'- TTGTTGAGCACAATGAAGGTCTGAG -3'
(R):5'- GGCCAGCTCATCTCTGCCC -3'
Posted On 2018-06-06