Mutagenetix > Incidental Mutation

Incidental Mutation 'R9190:Scn2a'

697663

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

Accession Numbers

Essential gene?

Essential (E-score: 1.000) question?

Stock #

R9190 (G1)

Quality Score

225.009

Status

Validated

Chromosome

Chromosomal Location

65451115-65597791 bp(+) (GRCm39)

Type of Mutation

missense

DNA Base Change (assembly)

T to C at 65511346 bp (GRCm39)

Zygosity

Heterozygous

Amino Acid Change

Phenylalanine to Leucine at position 131 (F131L)

Ref Sequence

ENSEMBL: ENSMUSP00000028377 (fasta)

Gene Model

predicted gene model for transcript(s): [ENSMUST00000028377] [ENSMUST00000100067] [ENSMUST00000144254] [ENSMUST00000200829]

AlphaFold

B1AWN6

Predicted Effect

probably benign
Transcript: ENSMUST00000028377
AA Change: F131L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)

SMART Domains

Protein: ENSMUSP00000028377
Gene: ENSMUSG00000075318
AA Change: F131L

Domain	Start	End	E-Value	Type
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 benign
Transcript: ENSMUST00000100067
AA Change: F131L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)

SMART Domains

Protein: ENSMUSP00000097645
Gene: ENSMUSG00000075318
AA Change: F131L

Domain	Start	End	E-Value	Type
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 benign
Transcript: ENSMUST00000144254
AA Change: F131L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)

SMART Domains

Protein: ENSMUSP00000117955
Gene: ENSMUSG00000075318
AA Change: F131L

Domain	Start	End	E-Value	Type
Pfam:Ion_trans	128	436	7.2e-81	PFAM
low complexity region	450	471	N/A	INTRINSIC
low complexity region	484	502	N/A	INTRINSIC

Predicted Effect

probably benign
Transcript: ENSMUST00000200829
AA Change: F131L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)

SMART Domains

Protein: ENSMUSP00000143882
Gene: ENSMUSG00000075318
AA Change: F131L

Domain	Start	End	E-Value	Type
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: 100.0%
3x: 100.0%
10x: 99.7%
20x: 99.1%

Validation Efficiency

100% (52/52)

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: 57 list
Gene	Ref	Var	Chr/Loc	Mutation	Predicted Effect	Zygosity
4930433I11Rik	C	T	7: 40,642,880 (GRCm39)	T183I	possibly damaging	Het
Abca13	T	A	11: 9,241,886 (GRCm39)	S1250T	probably damaging	Het
Adamts12	T	A	15: 11,336,446 (GRCm39)	S1510R	probably benign	Het
Adcy5	T	A	16: 35,089,364 (GRCm39)	C520*	probably null	Het
Arhgap21	A	T	2: 20,858,983 (GRCm39)	M1237K	probably null	Het
Atp8b4	T	A	2: 126,225,607 (GRCm39)	N541I	probably damaging	Het
Bbs12	G	T	3: 37,375,223 (GRCm39)	R557L	probably damaging	Het
Bcl7c	T	C	7: 127,266,200 (GRCm39)	T183A	probably benign	Het
Brd7	A	G	8: 89,081,274 (GRCm39)	S192P	probably damaging	Het
Calhm3	G	A	19: 47,146,121 (GRCm39)	A28V	probably benign	Het
Ccdc113	A	G	8: 96,263,101 (GRCm39)	N37S	probably damaging	Het
Cdh5	T	G	8: 104,867,337 (GRCm39)	V538G	probably damaging	Het
Cfap43	T	C	19: 47,726,293 (GRCm39)	E1639G	possibly damaging	Het
Clca3a2	C	T	3: 144,796,599 (GRCm39)	V203I	probably benign	Het
Clstn2	A	G	9: 97,414,815 (GRCm39)	F360L	probably damaging	Het
Cnst	GTGACACGCTTG	GTG	1: 179,407,039 (GRCm39)		probably benign	Het
Cog2	T	C	8: 125,260,058 (GRCm39)	Y234H	probably damaging	Het
Ddhd2	T	C	8: 26,244,495 (GRCm39)	S44G	probably benign	Het
Dync2i2	G	T	2: 29,922,211 (GRCm39)	H417N	probably benign	Het
Farp1	A	G	14: 121,492,988 (GRCm39)	E530G	probably damaging	Het
Fhad1	C	T	4: 141,646,058 (GRCm39)		probably null	Het
Foxj3	T	A	4: 119,477,538 (GRCm39)	C449*	probably null	Het
Fsbp	G	C	4: 11,584,005 (GRCm39)	V235L	probably benign	Het
Fuom	T	C	7: 139,681,252 (GRCm39)	E73G	probably benign	Het
Gm5134	A	G	10: 75,844,645 (GRCm39)	H667R	probably damaging	Het
Igsf21	A	G	4: 139,756,028 (GRCm39)	I361T	probably damaging	Het
Iws1	G	A	18: 32,213,213 (GRCm39)	E214K	possibly damaging	Het
Kmt2d	A	T	15: 98,749,896 (GRCm39)	V2599E	unknown	Het
Lama1	T	A	17: 68,111,514 (GRCm39)	M2255K		Het
Litafd	C	A	16: 8,501,647 (GRCm39)	P50T		Het
Lrrc32	A	G	7: 98,148,234 (GRCm39)	H338R	probably benign	Het
Map1b	C	A	13: 99,571,914 (GRCm39)	R269L	probably damaging	Het
Ms4a5	T	A	19: 11,256,733 (GRCm39)	I55F	probably damaging	Het
Muc5b	G	C	7: 141,411,939 (GRCm39)	L1628F	unknown	Het
Myo6	A	G	9: 80,195,384 (GRCm39)	Q918R	unknown	Het
Or1e25	T	A	11: 73,493,877 (GRCm39)	M157K	probably benign	Het
Or2t48	A	G	11: 58,420,161 (GRCm39)	V217A	possibly damaging	Het
Or5m11b	T	A	2: 85,805,884 (GRCm39)	I99N	possibly damaging	Het
Or9i1b	T	G	19: 13,896,967 (GRCm39)	N194K	probably benign	Het
Pals2	A	G	6: 50,157,219 (GRCm39)	R296G	probably damaging	Het
Plin5	A	G	17: 56,419,462 (GRCm39)	V320A	probably damaging	Het
Ptx4	A	T	17: 25,342,257 (GRCm39)	Q244L	possibly damaging	Het
Rab3gap1	A	G	1: 127,858,495 (GRCm39)	T535A	probably benign	Het
Ranbp2	T	C	10: 58,313,117 (GRCm39)	F1279S	probably damaging	Het
Rgl1	T	C	1: 152,428,362 (GRCm39)	H254R	probably damaging	Het
Rida	C	T	15: 34,487,909 (GRCm39)	A69T	probably damaging	Het
Septin1	T	C	7: 126,816,092 (GRCm39)	I141V	probably benign	Het
Slc10a6	A	G	5: 103,765,571 (GRCm39)	S171P	probably damaging	Het
Slc18a1	A	G	8: 69,519,790 (GRCm39)		probably null	Het
Slc38a6	T	C	12: 73,388,526 (GRCm39)	S247P	possibly damaging	Het
Tet2	A	T	3: 133,187,147 (GRCm39)	I1094K	possibly damaging	Het
Tmem234	C	T	4: 129,501,333 (GRCm39)	S138L	probably benign	Het
Trpv1	T	A	11: 73,145,148 (GRCm39)		probably null	Het
Vmn2r60	T	A	7: 41,844,935 (GRCm39)	M766K	probably damaging	Het
Vmn2r84	T	C	10: 130,226,843 (GRCm39)	N332D	probably benign	Het
Zfp292	A	T	4: 34,819,563 (GRCm39)	I258N	probably damaging	Het
Zxdc	A	G	6: 90,375,773 (GRCm39)	K750E	probably damaging	Het

Other mutations in Scn2a

Allele	Source	Chr	Coord	Type	Predicted Effect	PPH 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
R2125:Scn2a	UTSW	2	65,582,423 (GRCm39)	nonsense	probably null
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
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'- ATCTGGTTGAGTCTATGGTGAAGAC -3'
(R):5'- GGTGGGCATGGATTTGAACC -3'

Sequencing Primer
(F):5'- TTTCTTACTCGTCTGAAGACAATTG -3'
(R):5'- GGCATGGATTTGAACCATCTG -3'

Posted On

2022-02-07