Incidental Mutation 'R2125:Scn2a'
ID 229725
Institutional Source Beutler Lab
Gene Symbol Scn2a
Ensembl Gene ENSMUSG00000075318
Gene Name sodium channel, voltage-gated, type II, alpha
Synonyms A230052E19Rik, Nav1.2, Scn2a1
MMRRC Submission 040128-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2125 (G1)
Quality Score 225
Status Not validated
Chromosome 2
Chromosomal Location 65451115-65597791 bp(+) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) T to A at 65582423 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Stop codon at position 1590 (Y1590*)
Ref Sequence ENSEMBL: ENSMUSP00000143882 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000028377] [ENSMUST00000100067] [ENSMUST00000200829]
AlphaFold B1AWN6
Predicted Effect probably null
Transcript: ENSMUST00000028377
AA Change: Y1590*
SMART Domains Protein: ENSMUSP00000028377
Gene: ENSMUSG00000075318
AA Change: Y1590*

DomainStartEndE-ValueType
Pfam:Ion_trans 128 436 2.2e-81 PFAM
low complexity region 450 471 N/A INTRINSIC
Pfam:Na_trans_cytopl 505 710 9.6e-83 PFAM
Pfam:Ion_trans 759 994 3.6e-57 PFAM
Pfam:Na_trans_assoc 998 1204 1.7e-63 PFAM
Pfam:Ion_trans 1208 1484 3.3e-66 PFAM
Pfam:Ion_trans 1531 1788 2.8e-57 PFAM
Pfam:PKD_channel 1627 1782 8.6e-7 PFAM
IQ 1905 1927 3.59e-3 SMART
low complexity region 1967 1975 N/A INTRINSIC
low complexity region 1981 2000 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000100067
AA Change: Y1590*
SMART Domains Protein: ENSMUSP00000097645
Gene: ENSMUSG00000075318
AA Change: Y1590*

DomainStartEndE-ValueType
Pfam:Ion_trans 157 424 3.3e-75 PFAM
low complexity region 433 448 N/A INTRINSIC
low complexity region 450 471 N/A INTRINSIC
Pfam:DUF3451 488 711 2.6e-66 PFAM
Pfam:Ion_trans 794 983 1.1e-47 PFAM
Pfam:Na_trans_assoc 998 1219 3.5e-77 PFAM
Pfam:Ion_trans 1245 1473 4.4e-55 PFAM
PDB:1BYY|A 1475 1527 3e-31 PDB
Pfam:Ion_trans 1566 1776 2.4e-52 PFAM
Pfam:PKD_channel 1628 1783 3.6e-7 PFAM
IQ 1905 1927 3.59e-3 SMART
low complexity region 1967 1975 N/A INTRINSIC
low complexity region 1981 2000 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000200829
AA Change: Y1590*
SMART Domains Protein: ENSMUSP00000143882
Gene: ENSMUSG00000075318
AA Change: Y1590*

DomainStartEndE-ValueType
Pfam:Ion_trans 128 436 1.2e-79 PFAM
low complexity region 450 471 N/A INTRINSIC
Pfam:Na_trans_cytopl 505 710 7.1e-80 PFAM
Pfam:Ion_trans 759 994 2.1e-55 PFAM
Pfam:Na_trans_assoc 998 1204 8e-61 PFAM
Pfam:Ion_trans 1208 1484 1.9e-64 PFAM
Pfam:Ion_trans 1531 1788 1.6e-55 PFAM
Pfam:PKD_channel 1627 1782 1.2e-4 PFAM
IQ 1905 1927 1.8e-5 SMART
low complexity region 1967 1975 N/A INTRINSIC
low complexity region 1981 2000 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.2%
Validation Efficiency
MGI Phenotype FUNCTION: Voltage-gated sodium channels are transmembrane glycoprotein complexes composed of a large alpha subunit with four repeat domains, each of which is composed of six membrane-spanning segments, and one or more regulatory beta subunits. Voltage-gated sodium channels 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. In humans, variants of this gene are associated with seizure disorders and autism spectrum disorder. Mice homozygous for a knockout mutation die with severe hypoxia and extensive neuronal cell death, while gain of function mutations result in progressive seizure disorder. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Nov 2016]
PHENOTYPE: Homozygotes for a targeted mutation exhibit excess neuronal apoptosis (especially in the brainstem), reduced neuronal sodium channel currents in vitro, and severe hypoxia resulting in neonatal lethality. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 89 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aadac A G 3: 59,947,066 (GRCm39) T255A possibly damaging Het
Abcb10 A C 8: 124,691,831 (GRCm39) V378G probably benign Het
Ackr2 C T 9: 121,737,852 (GRCm39) R76* probably null Het
Acly T C 11: 100,414,322 (GRCm39) T35A probably benign Het
Acp7 A C 7: 28,328,974 (GRCm39) F69V probably damaging Het
Acsl3 T A 1: 78,659,678 (GRCm39) I110N probably damaging Het
Adam5 C T 8: 25,305,134 (GRCm39) V107M probably damaging Het
Adck2 T C 6: 39,552,076 (GRCm39) V281A probably benign Het
Adgrv1 A G 13: 81,567,654 (GRCm39) V5173A probably benign Het
Adgrv1 A T 13: 81,568,069 (GRCm39) S5035T probably benign Het
Arl10 T A 13: 54,726,937 (GRCm39) probably null Het
B3gnt3 A G 8: 72,146,002 (GRCm39) W176R probably damaging Het
B4galt4 T C 16: 38,586,300 (GRCm39) I3T probably damaging Het
Casr T C 16: 36,315,614 (GRCm39) I819V possibly damaging Het
Cdh1 T C 8: 107,383,472 (GRCm39) V237A probably damaging Het
Col22a1 G A 15: 71,720,426 (GRCm39) R605C unknown Het
Crlf3 A G 11: 79,950,081 (GRCm39) V183A probably benign Het
Crtac1 C A 19: 42,312,171 (GRCm39) V181L probably damaging Het
Dclk2 C T 3: 86,712,946 (GRCm39) R503Q possibly damaging Het
Dnah12 A T 14: 26,445,613 (GRCm39) R725* probably null Het
Dnhd1 A T 7: 105,327,178 (GRCm39) H709L probably benign Het
Dop1a A G 9: 86,403,099 (GRCm39) Y1431C probably damaging Het
Ecpas T C 4: 58,833,978 (GRCm39) H834R probably benign Het
Eif2ak4 A T 2: 118,252,604 (GRCm39) H392L probably benign Het
Entpd3 T C 9: 120,384,720 (GRCm39) I99T probably damaging Het
Epha6 T C 16: 59,503,051 (GRCm39) D952G probably damaging Het
Exoc6 T C 19: 37,579,389 (GRCm39) L429P probably damaging Het
F13a1 A G 13: 37,076,815 (GRCm39) S625P probably benign Het
Fcgbpl1 A T 7: 27,857,447 (GRCm39) Y2265F probably benign Het
Fcho2 T C 13: 98,912,406 (GRCm39) N240S possibly damaging Het
Fcrl6 C T 1: 172,426,815 (GRCm39) V44M probably benign Het
Fmo6 A T 1: 162,757,527 (GRCm39) M82K possibly damaging Het
Gabrr2 T G 4: 33,095,548 (GRCm39) I479R probably damaging Het
Gnl2 T A 4: 124,947,278 (GRCm39) F633L probably benign Het
Greb1l C T 18: 10,511,422 (GRCm39) S648F probably damaging Het
Gsap T A 5: 21,447,811 (GRCm39) C290S probably damaging Het
Gusb A G 5: 130,028,288 (GRCm39) V268A probably benign Het
H2-D1 G A 17: 35,483,091 (GRCm39) probably null Het
Hebp2 T A 10: 18,417,008 (GRCm39) E164D probably benign Het
Higd1a A T 9: 121,679,313 (GRCm39) I58N probably damaging Het
Hoxc13 G T 15: 102,835,658 (GRCm39) R262L probably damaging Het
Ifih1 A G 2: 62,453,811 (GRCm39) V218A probably benign Het
Impg2 T A 16: 56,085,427 (GRCm39) Y1045N probably damaging Het
Kcnk1 A G 8: 126,722,395 (GRCm39) E66G probably damaging Het
Klkb1 A G 8: 45,728,541 (GRCm39) V406A possibly damaging Het
Klra10 G A 6: 130,256,241 (GRCm39) R138W probably damaging Het
Lama2 A C 10: 26,920,449 (GRCm39) Y193* probably null Het
Larp7 T C 3: 127,336,779 (GRCm39) T428A probably benign Het
Lipg T C 18: 75,078,956 (GRCm39) N432S probably benign Het
Loxl1 T C 9: 58,200,995 (GRCm39) D489G probably damaging Het
Lrguk A G 6: 34,069,837 (GRCm39) K571E probably benign Het
Map3k13 C T 16: 21,710,894 (GRCm39) T59I probably benign Het
Mertk T A 2: 128,604,058 (GRCm39) D397E probably benign Het
Mgat3 G A 15: 80,096,087 (GRCm39) V305I probably benign Het
Mrtfb T C 16: 13,218,668 (GRCm39) V449A possibly damaging Het
Mybpc1 G A 10: 88,409,299 (GRCm39) Q66* probably null Het
Myo3a A G 2: 22,468,186 (GRCm39) D480G probably benign Het
Ndufaf3 C T 9: 108,443,936 (GRCm39) R31Q probably benign Het
Neb T C 2: 52,200,650 (GRCm39) Y343C probably damaging Het
Nrxn3 A G 12: 89,227,290 (GRCm39) probably null Het
Or4c10b A G 2: 89,711,982 (GRCm39) M271V probably benign Het
Or8k40 A T 2: 86,584,796 (GRCm39) N95K probably benign Het
Pcsk4 T C 10: 80,159,713 (GRCm39) M379V probably benign Het
Pdzd2 A T 15: 12,373,676 (GRCm39) V2153E probably benign Het
Pkd2l1 T C 19: 44,142,939 (GRCm39) D427G possibly damaging Het
Plcd4 A G 1: 74,604,311 (GRCm39) Y763C probably damaging Het
Plekhh1 T C 12: 79,125,774 (GRCm39) F1270S probably damaging Het
Pmfbp1 T C 8: 110,246,905 (GRCm39) V259A probably damaging Het
Ptprg T C 14: 12,179,283 (GRCm38) S767P possibly damaging Het
Rabl3 T G 16: 37,377,175 (GRCm39) probably null Het
Rffl T A 11: 82,709,264 (GRCm39) H53L probably damaging Het
Rif1 GCCACCA GCCA 2: 52,000,336 (GRCm39) probably benign Het
Rtl1 C T 12: 109,560,355 (GRCm39) V495I possibly damaging Het
Scaf11 A T 15: 96,317,196 (GRCm39) D789E possibly damaging Het
Siglech T A 7: 55,421,434 (GRCm39) F190I probably benign Het
Slc22a22 C A 15: 57,117,636 (GRCm39) A302S probably damaging Het
Slc46a3 T A 5: 147,815,954 (GRCm39) T458S probably benign Het
Spta1 G T 1: 174,035,910 (GRCm39) R1072L possibly damaging Het
Tbx5 A G 5: 119,974,988 (GRCm39) T4A probably benign Het
Tdrd5 T C 1: 156,104,143 (GRCm39) R528G probably damaging Het
Tfip11 T C 5: 112,483,529 (GRCm39) V648A possibly damaging Het
Thumpd3 T C 6: 113,043,749 (GRCm39) V388A probably benign Het
Tmem131l C T 3: 83,850,058 (GRCm39) probably null Het
Ttf2 C A 3: 100,855,509 (GRCm39) Q895H possibly damaging Het
Ttn A T 2: 76,720,436 (GRCm39) probably null Het
Vmn2r13 A G 5: 109,306,058 (GRCm39) S507P probably benign Het
Vtn A G 11: 78,391,049 (GRCm39) T210A probably damaging Het
Zfp1010 C A 2: 176,957,195 (GRCm39) C101F probably damaging Het
Znhit2 A G 19: 6,112,091 (GRCm39) T279A probably benign Het
Other mutations in Scn2a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00088:Scn2a APN 2 65,594,784 (GRCm39) missense probably benign
IGL00159:Scn2a APN 2 65,573,434 (GRCm39) missense probably damaging 1.00
IGL00418:Scn2a APN 2 65,594,866 (GRCm39) missense probably benign 0.43
IGL00753:Scn2a APN 2 65,514,207 (GRCm39) missense possibly damaging 0.66
IGL00770:Scn2a APN 2 65,566,197 (GRCm39) missense probably damaging 1.00
IGL00774:Scn2a APN 2 65,566,197 (GRCm39) missense probably damaging 1.00
IGL00847:Scn2a APN 2 65,501,078 (GRCm39) missense probably damaging 1.00
IGL01155:Scn2a APN 2 65,548,092 (GRCm39) missense probably damaging 1.00
IGL01329:Scn2a APN 2 65,547,852 (GRCm39) missense probably benign 0.05
IGL01537:Scn2a APN 2 65,546,219 (GRCm39) missense probably benign 0.00
IGL01672:Scn2a APN 2 65,582,278 (GRCm39) missense probably damaging 1.00
IGL01958:Scn2a APN 2 65,532,173 (GRCm39) missense probably damaging 1.00
IGL02028:Scn2a APN 2 65,594,002 (GRCm39) missense probably damaging 0.96
IGL02142:Scn2a APN 2 65,546,182 (GRCm39) missense probably damaging 1.00
IGL02160:Scn2a APN 2 65,560,460 (GRCm39) missense probably damaging 1.00
IGL02183:Scn2a APN 2 65,501,947 (GRCm39) missense probably benign 0.20
IGL02341:Scn2a APN 2 65,518,721 (GRCm39) missense probably damaging 1.00
IGL02504:Scn2a APN 2 65,514,228 (GRCm39) missense probably benign 0.02
IGL02530:Scn2a APN 2 65,560,522 (GRCm39) missense probably damaging 0.99
IGL02621:Scn2a APN 2 65,579,223 (GRCm39) splice site probably benign
IGL02652:Scn2a APN 2 65,532,382 (GRCm39) missense possibly damaging 0.82
IGL02966:Scn2a APN 2 65,532,188 (GRCm39) missense possibly damaging 0.93
IGL03188:Scn2a APN 2 65,501,997 (GRCm39) missense probably damaging 0.99
IGL03329:Scn2a APN 2 65,594,973 (GRCm39) missense probably benign
IGL03336:Scn2a APN 2 65,519,088 (GRCm39) missense probably damaging 1.00
IGL03391:Scn2a APN 2 65,594,557 (GRCm39) missense probably damaging 1.00
PIT4280001:Scn2a UTSW 2 65,546,074 (GRCm39) missense probably damaging 1.00
PIT4362001:Scn2a UTSW 2 65,514,182 (GRCm39) missense probably benign 0.09
PIT4403001:Scn2a UTSW 2 65,542,252 (GRCm39) missense probably damaging 1.00
PIT4520001:Scn2a UTSW 2 65,518,763 (GRCm39) missense probably damaging 1.00
R0021:Scn2a UTSW 2 65,500,859 (GRCm39) missense possibly damaging 0.51
R0141:Scn2a UTSW 2 65,542,160 (GRCm39) missense probably benign 0.01
R0240:Scn2a UTSW 2 65,566,118 (GRCm39) missense probably benign 0.32
R0240:Scn2a UTSW 2 65,566,118 (GRCm39) missense probably benign 0.32
R0335:Scn2a UTSW 2 65,512,435 (GRCm39) missense probably damaging 1.00
R0508:Scn2a UTSW 2 65,548,186 (GRCm39) missense probably damaging 0.99
R0558:Scn2a UTSW 2 65,542,269 (GRCm39) missense probably benign 0.26
R0600:Scn2a UTSW 2 65,532,177 (GRCm39) missense possibly damaging 0.90
R0667:Scn2a UTSW 2 65,582,340 (GRCm39) missense possibly damaging 0.91
R1178:Scn2a UTSW 2 65,517,123 (GRCm39) splice site probably benign
R1244:Scn2a UTSW 2 65,593,999 (GRCm39) missense probably damaging 0.98
R1386:Scn2a UTSW 2 65,519,085 (GRCm39) missense probably damaging 1.00
R1434:Scn2a UTSW 2 65,532,335 (GRCm39) missense possibly damaging 0.79
R1440:Scn2a UTSW 2 65,594,938 (GRCm39) missense probably benign
R1448:Scn2a UTSW 2 65,514,189 (GRCm39) missense probably benign 0.17
R1460:Scn2a UTSW 2 65,532,187 (GRCm39) missense probably damaging 0.96
R1553:Scn2a UTSW 2 65,544,180 (GRCm39) nonsense probably null
R1642:Scn2a UTSW 2 65,514,041 (GRCm39) missense probably damaging 1.00
R1803:Scn2a UTSW 2 65,501,111 (GRCm39) splice site probably null
R1981:Scn2a UTSW 2 65,520,514 (GRCm39) missense probably damaging 1.00
R2002:Scn2a UTSW 2 65,512,427 (GRCm39) missense probably null 1.00
R2068:Scn2a UTSW 2 65,582,417 (GRCm39) missense probably benign 0.14
R2126:Scn2a UTSW 2 65,582,423 (GRCm39) nonsense probably null
R2876:Scn2a UTSW 2 65,546,241 (GRCm39) missense possibly damaging 0.64
R2878:Scn2a UTSW 2 65,518,715 (GRCm39) missense probably damaging 1.00
R3113:Scn2a UTSW 2 65,579,129 (GRCm39) missense possibly damaging 0.86
R3749:Scn2a UTSW 2 65,544,115 (GRCm39) missense probably damaging 1.00
R3750:Scn2a UTSW 2 65,544,115 (GRCm39) missense probably damaging 1.00
R3765:Scn2a UTSW 2 65,513,054 (GRCm39) missense possibly damaging 0.51
R3850:Scn2a UTSW 2 65,512,375 (GRCm39) missense probably benign 0.14
R4585:Scn2a UTSW 2 65,573,395 (GRCm39) splice site probably null
R4586:Scn2a UTSW 2 65,573,395 (GRCm39) splice site probably null
R4588:Scn2a UTSW 2 65,544,111 (GRCm39) missense possibly damaging 0.76
R4622:Scn2a UTSW 2 65,582,371 (GRCm39) missense probably benign 0.04
R5108:Scn2a UTSW 2 65,518,974 (GRCm39) missense probably damaging 1.00
R5161:Scn2a UTSW 2 65,594,935 (GRCm39) missense probably benign 0.00
R5235:Scn2a UTSW 2 65,582,355 (GRCm39) missense probably damaging 1.00
R5464:Scn2a UTSW 2 65,532,100 (GRCm39) missense probably damaging 1.00
R5586:Scn2a UTSW 2 65,537,639 (GRCm39) nonsense probably null
R5630:Scn2a UTSW 2 65,556,709 (GRCm39) missense probably damaging 1.00
R5715:Scn2a UTSW 2 65,547,928 (GRCm39) missense probably benign 0.27
R5730:Scn2a UTSW 2 65,512,882 (GRCm39) nonsense probably null
R5734:Scn2a UTSW 2 65,548,066 (GRCm39) missense possibly damaging 0.49
R5779:Scn2a UTSW 2 65,594,827 (GRCm39) missense probably benign 0.00
R6133:Scn2a UTSW 2 65,573,448 (GRCm39) missense probably benign 0.35
R6547:Scn2a UTSW 2 65,546,241 (GRCm39) missense probably benign 0.29
R6549:Scn2a UTSW 2 65,595,018 (GRCm39) missense probably benign 0.05
R6818:Scn2a UTSW 2 65,519,013 (GRCm39) nonsense probably null
R6999:Scn2a UTSW 2 65,512,453 (GRCm39) missense probably benign
R7069:Scn2a UTSW 2 65,594,950 (GRCm39) missense probably benign 0.00
R7073:Scn2a UTSW 2 65,558,787 (GRCm39) missense probably benign 0.00
R7125:Scn2a UTSW 2 65,594,277 (GRCm39) missense probably damaging 1.00
R7178:Scn2a UTSW 2 65,579,197 (GRCm39) nonsense probably null
R7179:Scn2a UTSW 2 65,532,323 (GRCm39) missense probably damaging 1.00
R7203:Scn2a UTSW 2 65,578,663 (GRCm39) missense probably benign 0.01
R7227:Scn2a UTSW 2 65,582,367 (GRCm39) missense probably damaging 0.98
R7269:Scn2a UTSW 2 65,594,113 (GRCm39) missense probably damaging 1.00
R7358:Scn2a UTSW 2 65,512,850 (GRCm39) nonsense probably null
R7388:Scn2a UTSW 2 65,518,998 (GRCm39) missense probably damaging 1.00
R7491:Scn2a UTSW 2 65,532,352 (GRCm39) missense probably damaging 0.99
R7619:Scn2a UTSW 2 65,546,247 (GRCm39) missense probably damaging 1.00
R7695:Scn2a UTSW 2 65,542,251 (GRCm39) missense probably damaging 0.99
R7735:Scn2a UTSW 2 65,594,013 (GRCm39) missense probably benign 0.40
R7911:Scn2a UTSW 2 65,512,427 (GRCm39) missense probably null 1.00
R8096:Scn2a UTSW 2 65,594,366 (GRCm39) missense probably damaging 0.98
R8172:Scn2a UTSW 2 65,520,672 (GRCm39) missense probably benign 0.01
R8220:Scn2a UTSW 2 65,520,620 (GRCm39) missense probably benign 0.01
R8333:Scn2a UTSW 2 65,514,191 (GRCm39) missense probably benign 0.01
R8416:Scn2a UTSW 2 65,511,345 (GRCm39) missense probably benign 0.00
R8850:Scn2a UTSW 2 65,518,730 (GRCm39) missense probably damaging 1.00
R8897:Scn2a UTSW 2 65,546,002 (GRCm39) critical splice acceptor site probably null
R8977:Scn2a UTSW 2 65,594,014 (GRCm39) missense probably damaging 0.99
R8992:Scn2a UTSW 2 65,594,242 (GRCm39) missense probably damaging 1.00
R9190:Scn2a UTSW 2 65,511,346 (GRCm39) missense probably benign 0.00
R9206:Scn2a UTSW 2 65,548,131 (GRCm39) missense probably damaging 1.00
R9355:Scn2a UTSW 2 65,594,433 (GRCm39) missense probably damaging 1.00
R9452:Scn2a UTSW 2 65,595,163 (GRCm39) missense probably benign
R9529:Scn2a UTSW 2 65,594,932 (GRCm39) missense probably damaging 0.99
R9567:Scn2a UTSW 2 65,518,974 (GRCm39) missense probably damaging 1.00
R9569:Scn2a UTSW 2 65,560,622 (GRCm39) missense probably damaging 1.00
R9657:Scn2a UTSW 2 65,566,032 (GRCm39) missense probably damaging 1.00
R9715:Scn2a UTSW 2 65,579,149 (GRCm39) missense possibly damaging 0.93
R9761:Scn2a UTSW 2 65,566,030 (GRCm39) missense probably damaging 1.00
Z1176:Scn2a UTSW 2 65,582,212 (GRCm39) missense possibly damaging 0.84
Z1177:Scn2a UTSW 2 65,548,079 (GRCm39) missense probably benign 0.07
Predicted Primers PCR Primer
(F):5'- TTGACATCAGCATCATGATCCTC -3'
(R):5'- AGGAATGGACTATTCGGCTTTATCTG -3'

Sequencing Primer
(F):5'- CATCTGCCTCAACATGGTGAC -3'
(R):5'- AGTTAGGGTCTCACCATGTTGCTC -3'
Posted On 2014-09-17