Incidental Mutation 'R7832:Scn4a'
ID 605723
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 045886-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7832 (G1)
Quality Score 225.009
Status Validated
Chromosome 11
Chromosomal Location 106209418-106244114 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 106212841 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 1388 (I1388T)
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: I1388T

PolyPhen 2 Score 0.013 (Sensitivity: 0.96; Specificity: 0.78)
SMART Domains Protein: ENSMUSP00000021056
Gene: ENSMUSG00000001027
AA Change: I1388T

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
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.8%
Validation Efficiency 98% (78/80)
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: 77 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abhd11 G A 5: 135,038,654 (GRCm39) C30Y probably benign Het
Akr1c20 C T 13: 4,562,671 (GRCm39) V95M probably damaging Het
Ano7 A G 1: 93,322,195 (GRCm39) D401G probably benign Het
Arhgef10l G A 4: 140,305,616 (GRCm39) T176I possibly damaging Het
Armc2 A C 10: 41,842,792 (GRCm39) V337G probably damaging Het
Atp6v0d2 T A 4: 19,922,400 (GRCm39) Y33F probably benign Het
Banp A G 8: 122,747,291 (GRCm39) S447G probably benign Het
Car8 T A 4: 8,238,860 (GRCm39) Y32F possibly damaging Het
Ccdc188 C T 16: 18,036,539 (GRCm39) P124S probably damaging Het
Cdc23 A T 18: 34,780,072 (GRCm39) D85E probably benign Het
Cnot6l T C 5: 96,242,084 (GRCm39) E213G possibly damaging Het
Cntnap4 A G 8: 113,484,113 (GRCm39) T389A probably benign Het
Cramp1 A T 17: 25,202,196 (GRCm39) C429S probably damaging Het
Crygn T C 5: 24,961,072 (GRCm39) H78R probably benign Het
D630003M21Rik T A 2: 158,059,588 (GRCm39) D104V probably damaging Het
Dcaf10 T G 4: 45,348,196 (GRCm39) H217Q probably damaging Het
Dmrtb1 C T 4: 107,541,179 (GRCm39) V61M probably benign Het
Dnai1 A G 4: 41,605,823 (GRCm39) E271G probably benign Het
Efr3a G A 15: 65,701,679 (GRCm39) V198I probably benign Het
Emsy G A 7: 98,289,060 (GRCm39) T79M probably damaging Het
Ergic1 A G 17: 26,853,449 (GRCm39) D145G probably damaging Het
Fah A G 7: 84,244,686 (GRCm39) V229A probably damaging Het
Fam76a G A 4: 132,629,342 (GRCm39) T270I probably damaging Het
Fat4 A T 3: 39,055,353 (GRCm39) M4191L probably benign Het
Fbxl22 G T 9: 66,418,999 (GRCm39) R213S probably benign Het
Fktn T C 4: 53,734,859 (GRCm39) F127L probably benign Het
Fmn2 CCCTCCTCTCCCTGGAATGGGAATACCTCCCCCACCTCCTCTCCCTGGAATGGGAATACCTCCCCCACCTCCTCTCCCTGGAATGGGAATATCTCCCCTACCTCCTCTCCCTGGAATGGGAATACCTCC CCCTCCTCTCCCTGGAATGGGAATACCTCCCCCACCTCCTCTCCCTGGAATGGGAATATCTCCCCTACCTCCTCTCCCTGGAATGGGAATACCTCC 1: 174,436,769 (GRCm39) probably benign Het
Gabbr2 A T 4: 46,734,096 (GRCm39) S541T probably benign Het
Gm7489 A G 15: 53,749,402 (GRCm39) H158R unknown Het
Greb1l G C 18: 10,542,056 (GRCm39) E1268Q probably benign Het
H2-D1 A G 17: 35,482,848 (GRCm39) D126G probably damaging Het
Ikzf3 T A 11: 98,409,525 (GRCm39) T13S probably benign Het
Il23r T C 6: 67,400,846 (GRCm39) T495A probably benign Het
Insyn2b A G 11: 34,353,034 (GRCm39) T359A probably benign Het
Irf5 A G 6: 29,535,461 (GRCm39) T230A probably benign Het
Itga2b A T 11: 102,348,108 (GRCm39) I831N probably damaging Het
Itgb4 A G 11: 115,891,087 (GRCm39) D1168G probably damaging Het
Kcnma1 G T 14: 23,440,991 (GRCm39) P605Q probably benign Het
Larp7 A T 3: 127,337,916 (GRCm39) M381K possibly damaging Het
Lfng G A 5: 140,598,588 (GRCm39) G269D probably benign Het
Liph T C 16: 21,780,986 (GRCm39) I335V probably benign Het
Map2k2 A T 10: 80,954,040 (GRCm39) I169F possibly damaging Het
Mmrn1 T A 6: 60,964,044 (GRCm39) probably null Het
Nod2 A G 8: 89,387,425 (GRCm39) probably null Het
Or51ag1 A C 7: 103,155,586 (GRCm39) L189R probably damaging Het
Or5b101 T A 19: 13,005,360 (GRCm39) Y111F probably benign Het
Or9s23 T C 1: 92,501,219 (GRCm39) F109L probably benign Het
Pcdh20 G T 14: 88,707,143 (GRCm39) F52L probably null Het
Pkhd1 A T 1: 20,573,223 (GRCm39) N1894K probably damaging Het
Pla2r1 T A 2: 60,334,536 (GRCm39) D412V possibly damaging Het
Pole T G 5: 110,465,663 (GRCm39) M1197R probably benign Het
Pom121l2 C T 13: 22,168,048 (GRCm39) T773I possibly damaging Het
Ppp2r5d A T 17: 46,995,472 (GRCm39) M497K probably benign Het
Rbm45 G T 2: 76,206,797 (GRCm39) V270F possibly damaging Het
Ros1 A T 10: 52,020,957 (GRCm39) F673I probably damaging Het
Rtn4 T A 11: 29,691,048 (GRCm39) L1113* probably null Het
Sema3c G A 5: 17,899,845 (GRCm39) V446I probably damaging Het
Six4 T C 12: 73,159,408 (GRCm39) Y176C probably damaging Het
Slc35a5 T A 16: 44,964,570 (GRCm39) K221M possibly damaging Het
Slc6a19 A G 13: 73,841,182 (GRCm39) I76T probably damaging Het
Slfn4 A G 11: 83,077,419 (GRCm39) D69G probably damaging Het
Smc6 T C 12: 11,367,844 (GRCm39) F1085L probably benign Het
Spatc1l A G 10: 76,398,224 (GRCm39) S9G probably benign Het
Stx8 T A 11: 68,000,106 (GRCm39) I182N probably damaging Het
Sult2a8 A T 7: 14,147,596 (GRCm39) C232S probably benign Het
Susd4 G A 1: 182,686,070 (GRCm39) A207T probably benign Het
Svep1 G A 4: 58,054,539 (GRCm39) P3350S probably benign Het
Tbx20 A T 9: 24,685,108 (GRCm39) S12T probably damaging Het
Tfrc A G 16: 32,437,985 (GRCm39) K346R probably benign Het
Ttll3 CAAAGTAA CAAAGTAAAGTAA 6: 113,376,118 (GRCm39) probably null Het
Umodl1 A T 17: 31,192,666 (GRCm39) probably null Het
Vmn1r201 T C 13: 22,659,538 (GRCm39) F251L possibly damaging Het
Vmn1r230 A G 17: 21,066,933 (GRCm39) T41A probably benign Het
Vmn2r20 A G 6: 123,362,882 (GRCm39) L634P probably damaging Het
Vmn2r81 A T 10: 79,129,664 (GRCm39) R852W probably damaging Het
Wdr41 A T 13: 95,151,701 (GRCm39) N287I probably benign Het
Zfp202 A G 9: 40,121,758 (GRCm39) D285G 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
R6489:Scn4a UTSW 11 106,240,006 (GRCm39) missense probably benign 0.26
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
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'- TGGCCTATGAACAATGCCTTTG -3'
(R):5'- CCGTGTCACTGCAGAACAAG -3'

Sequencing Primer
(F):5'- TTGTGTATTAAAGGTGAAAGAATGGC -3'
(R):5'- GTGTCACTGCAGAACAAGATCCAAG -3'
Posted On 2019-12-20