Incidental Mutation 'R4713:Cacna1a'
ID 353373
Institutional Source Beutler Lab
Gene Symbol Cacna1a
Ensembl Gene ENSMUSG00000034656
Gene Name calcium channel, voltage-dependent, P/Q type, alpha 1A subunit
Synonyms Cacnl1a4, alpha1A, SCA6, nmf352, Ccha1a
MMRRC Submission 041601-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.953) question?
Stock # R4713 (G1)
Quality Score 225
Status Not validated
Chromosome 8
Chromosomal Location 84388440-84640246 bp(+) (GRCm38)
Type of Mutation missense
DNA Base Change (assembly) T to G at 84549514 bp (GRCm38)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Valine at position 532 (F532V)
Ref Sequence ENSEMBL: ENSMUSP00000114055 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000121390] [ENSMUST00000122053]
AlphaFold P97445
Predicted Effect probably damaging
Transcript: ENSMUST00000121390
AA Change: F579V

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000112436
Gene: ENSMUSG00000034656
AA Change: F579V

DomainStartEndE-ValueType
low complexity region 9 47 N/A INTRINSIC
Pfam:Ion_trans 99 373 1.5e-69 PFAM
Pfam:Ion_trans 488 727 1.2e-54 PFAM
Pfam:PKD_channel 578 721 6.6e-8 PFAM
low complexity region 920 959 N/A INTRINSIC
low complexity region 977 987 N/A INTRINSIC
low complexity region 1074 1093 N/A INTRINSIC
low complexity region 1143 1168 N/A INTRINSIC
Pfam:Ion_trans 1194 1472 4.9e-64 PFAM
Pfam:Ion_trans 1516 1773 2.8e-64 PFAM
Pfam:GPHH 1775 1844 5.6e-39 PFAM
Ca_chan_IQ 1899 1933 1.8e-12 SMART
AT_hook 2053 2065 2.02e0 SMART
low complexity region 2101 2113 N/A INTRINSIC
low complexity region 2153 2179 N/A INTRINSIC
low complexity region 2213 2236 N/A INTRINSIC
low complexity region 2253 2282 N/A INTRINSIC
low complexity region 2314 2325 N/A INTRINSIC
low complexity region 2342 2357 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000122053
AA Change: F532V

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000114055
Gene: ENSMUSG00000034656
AA Change: F532V

DomainStartEndE-ValueType
low complexity region 9 47 N/A INTRINSIC
Pfam:Ion_trans 91 314 4.5e-58 PFAM
PDB:4DEX|B 317 427 5e-45 PDB
Pfam:Ion_trans 476 668 6.4e-46 PFAM
Pfam:PKD_channel 530 675 7.7e-8 PFAM
low complexity region 873 912 N/A INTRINSIC
low complexity region 930 940 N/A INTRINSIC
low complexity region 1027 1046 N/A INTRINSIC
low complexity region 1096 1121 N/A INTRINSIC
Pfam:Ion_trans 1183 1414 2.8e-54 PFAM
Pfam:Ion_trans 1504 1714 3.2e-60 PFAM
Ca_chan_IQ 1852 1886 1.8e-12 SMART
AT_hook 2006 2018 2.02e0 SMART
low complexity region 2054 2066 N/A INTRINSIC
low complexity region 2106 2132 N/A INTRINSIC
low complexity region 2166 2189 N/A INTRINSIC
low complexity region 2206 2235 N/A INTRINSIC
low complexity region 2267 2278 N/A INTRINSIC
low complexity region 2295 2310 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000129620
Predicted Effect unknown
Transcript: ENSMUST00000215756
AA Change: F531V
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 96.7%
  • 20x: 94.0%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Voltage-dependent calcium channels mediate the entry of calcium ions into excitable cells, and are also involved in a variety of calcium-dependent processes, including muscle contraction, hormone or neurotransmitter release, and gene expression. Calcium channels are multisubunit complexes composed of alpha-1, beta, alpha-2/delta, and gamma subunits. The channel activity is directed by the pore-forming alpha-1 subunit, whereas, the others act as auxiliary subunits regulating this activity. The distinctive properties of the calcium channel types are related primarily to the expression of a variety of alpha-1 isoforms, alpha-1A, B, C, D, E, and S. This gene encodes the alpha-1A subunit, which is predominantly expressed in neuronal tissue. Mutations in this gene are associated with 2 neurologic disorders, familial hemiplegic migraine and episodic ataxia 2. This gene also exhibits polymorphic variation due to (CAG)n-repeats. Multiple transcript variants encoding different isoforms have been found for this gene. In one set of transcript variants, the (CAG)n-repeats occur in the 3' UTR, and are not associated with any disease. But in another set of variants, an insertion extends the coding region to include the (CAG)n-repeats which encode a polyglutamine tract. Expansion of the (CAG)n-repeats from the normal 4-18 to 21-33 in the coding region is associated with spinocerebellar ataxia 6. [provided by RefSeq, Jul 2016]
PHENOTYPE: Homozygotes for different mutant alleles are characterized by variably severe wobbly gait beginning prior to weaning, ataxia, episodic dyskinesia, cerebellar atrophy, and absence epilepsy. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 60 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adgrb3 G T 1: 25,547,532 (GRCm38) T360K probably damaging Het
AW551984 T C 9: 39,597,153 (GRCm38) K356E probably benign Het
Bpifb2 T A 2: 153,881,193 (GRCm38) V123E probably damaging Het
Cct8 C A 16: 87,487,688 (GRCm38) E204* probably null Het
Cd163 T A 6: 124,317,618 (GRCm38) probably null Het
Cep152 C A 2: 125,587,948 (GRCm38) A685S possibly damaging Het
Chdh A G 14: 30,036,841 (GRCm38) D581G probably benign Het
Cnpy3 A C 17: 46,747,465 (GRCm38) Y77* probably null Het
Col5a3 T C 9: 20,793,574 (GRCm38) E762G unknown Het
Creb3 A G 4: 43,563,247 (GRCm38) T115A probably benign Het
Dlat G T 9: 50,644,481 (GRCm38) A412E probably benign Het
Dnah2 T C 11: 69,476,688 (GRCm38) N1789S probably damaging Het
Dzank1 C T 2: 144,491,804 (GRCm38) E370K probably benign Het
Eif3m A T 2: 105,006,839 (GRCm38) probably null Het
Gimap8 A T 6: 48,658,986 (GRCm38) M562L probably benign Het
Gprc6a T A 10: 51,631,457 (GRCm38) probably benign Het
Gsr T G 8: 33,680,319 (GRCm38) probably null Het
Gstcd A G 3: 132,983,099 (GRCm38) V630A probably damaging Het
Hip1r T C 5: 123,989,980 (GRCm38) I116T probably benign Het
Hivep3 A G 4: 120,131,803 (GRCm38) E1817G probably damaging Het
Inpp5f A C 7: 128,663,725 (GRCm38) T135P probably damaging Het
Ism2 A G 12: 87,285,027 (GRCm38) silent Het
Itga11 A G 9: 62,765,788 (GRCm38) D784G probably damaging Het
Itpr2 A G 6: 146,373,173 (GRCm38) F837S probably damaging Het
Itpr2 T C 6: 146,396,958 (GRCm38) E10G probably damaging Het
Knl1 A T 2: 119,069,137 (GRCm38) K440* probably null Het
Lonp2 T C 8: 86,713,315 (GRCm38) S648P probably damaging Het
Lrba T C 3: 86,359,868 (GRCm38) S1622P probably benign Het
Lrp2 G T 2: 69,487,966 (GRCm38) A2047D probably damaging Het
Mcm3 G A 1: 20,803,577 (GRCm38) T773I probably benign Het
Mki67 A G 7: 135,695,469 (GRCm38) V2612A probably benign Het
Mnx1 C A 5: 29,478,131 (GRCm38) G49W probably damaging Het
Muc5b T A 7: 141,849,079 (GRCm38) Y673* probably null Het
Myo15a A G 11: 60,479,930 (GRCm38) H1172R probably benign Het
Myo1g T C 11: 6,516,080 (GRCm38) K363R probably null Het
Ncoa4 T A 14: 32,176,641 (GRCm38) C473S probably benign Het
Nefh T C 11: 4,939,656 (GRCm38) T988A unknown Het
Nwd2 T A 5: 63,804,460 (GRCm38) D462E probably benign Het
Or2av9 T C 11: 58,490,087 (GRCm38) T223A probably benign Het
Pira13 G T 7: 3,822,681 (GRCm38) Y396* probably null Het
Plec T C 15: 76,181,067 (GRCm38) E1466G unknown Het
Prl3d2 G T 13: 27,122,396 (GRCm38) M35I probably benign Het
Reln T A 5: 22,152,463 (GRCm38) I202F probably benign Het
Rhot1 T A 11: 80,225,602 (GRCm38) D78E probably benign Het
Rsph3b T C 17: 6,905,129 (GRCm38) probably null Het
Scn10a C T 9: 119,609,651 (GRCm38) M1717I probably damaging Het
Sema6a T A 18: 47,249,296 (GRCm38) H728L possibly damaging Het
Slc26a3 G T 12: 31,457,080 (GRCm38) A345S possibly damaging Het
Slc35d2 A G 13: 64,099,283 (GRCm38) V261A possibly damaging Het
Slc49a3 T C 5: 108,442,079 (GRCm38) T486A probably damaging Het
Ssmem1 A G 6: 30,519,514 (GRCm38) D66G probably damaging Het
Sult2a8 A T 7: 14,425,477 (GRCm38) N72K probably benign Het
Tbx10 T C 19: 3,996,921 (GRCm38) L108P probably damaging Het
Tex14 T C 11: 87,536,865 (GRCm38) S48P probably damaging Het
Tmie A G 9: 110,867,528 (GRCm38) L95P probably damaging Het
Tom1l2 C G 11: 60,270,433 (GRCm38) R84P probably damaging Het
Trpm3 T A 19: 22,889,435 (GRCm38) D543E possibly damaging Het
Vipr2 A C 12: 116,080,131 (GRCm38) R49S probably benign Het
Vps8 A T 16: 21,442,439 (GRCm38) S110C probably damaging Het
Zfp791 T A 8: 85,110,968 (GRCm38) N89I probably damaging Het
Other mutations in Cacna1a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00507:Cacna1a APN 8 84,571,208 (GRCm38) nonsense probably null
IGL00513:Cacna1a APN 8 84,553,056 (GRCm38) missense probably damaging 1.00
IGL00569:Cacna1a APN 8 84,462,714 (GRCm38) missense probably damaging 1.00
IGL00981:Cacna1a APN 8 84,548,553 (GRCm38) missense probably damaging 1.00
IGL01122:Cacna1a APN 8 84,614,793 (GRCm38) critical splice donor site probably null
IGL01309:Cacna1a APN 8 84,523,028 (GRCm38) missense probably damaging 1.00
IGL01380:Cacna1a APN 8 84,559,117 (GRCm38) missense probably damaging 1.00
IGL01638:Cacna1a APN 8 84,571,827 (GRCm38) missense probably damaging 0.98
IGL01682:Cacna1a APN 8 84,536,438 (GRCm38) missense possibly damaging 0.71
IGL02751:Cacna1a APN 8 84,569,952 (GRCm38) missense probably damaging 1.00
IGL02904:Cacna1a APN 8 84,579,520 (GRCm38) missense probably damaging 1.00
IGL03122:Cacna1a APN 8 84,462,676 (GRCm38) splice site probably benign
totter UTSW 8 84,588,753 (GRCm38) missense probably damaging 0.99
totter2 UTSW 8 84,588,753 (GRCm38) missense probably damaging 0.99
FR4340:Cacna1a UTSW 8 84,638,723 (GRCm38) small insertion probably benign
FR4449:Cacna1a UTSW 8 84,638,723 (GRCm38) small insertion probably benign
FR4449:Cacna1a UTSW 8 84,638,720 (GRCm38) small insertion probably benign
FR4449:Cacna1a UTSW 8 84,638,714 (GRCm38) small insertion probably benign
FR4548:Cacna1a UTSW 8 84,638,717 (GRCm38) small insertion probably benign
FR4737:Cacna1a UTSW 8 84,638,726 (GRCm38) small insertion probably benign
FR4737:Cacna1a UTSW 8 84,638,720 (GRCm38) small insertion probably benign
FR4976:Cacna1a UTSW 8 84,638,726 (GRCm38) small insertion probably benign
FR4976:Cacna1a UTSW 8 84,638,717 (GRCm38) small insertion probably benign
IGL03134:Cacna1a UTSW 8 84,559,087 (GRCm38) missense probably damaging 1.00
R0055:Cacna1a UTSW 8 84,580,058 (GRCm38) splice site probably benign
R0118:Cacna1a UTSW 8 84,536,083 (GRCm38) missense probably damaging 1.00
R0284:Cacna1a UTSW 8 84,612,285 (GRCm38) missense probably damaging 1.00
R0581:Cacna1a UTSW 8 84,601,936 (GRCm38) missense possibly damaging 0.83
R0607:Cacna1a UTSW 8 84,629,831 (GRCm38) missense probably damaging 1.00
R1168:Cacna1a UTSW 8 84,579,501 (GRCm38) missense probably damaging 1.00
R1183:Cacna1a UTSW 8 84,580,217 (GRCm38) missense probably damaging 1.00
R1470:Cacna1a UTSW 8 84,514,950 (GRCm38) splice site probably benign
R1503:Cacna1a UTSW 8 84,601,946 (GRCm38) missense probably benign 0.23
R1522:Cacna1a UTSW 8 84,633,433 (GRCm38) missense probably benign 0.00
R1835:Cacna1a UTSW 8 84,581,357 (GRCm38) splice site probably null
R1862:Cacna1a UTSW 8 84,415,930 (GRCm38) missense possibly damaging 0.80
R2148:Cacna1a UTSW 8 84,629,675 (GRCm38) missense possibly damaging 0.71
R2237:Cacna1a UTSW 8 84,633,765 (GRCm38) critical splice donor site probably null
R2567:Cacna1a UTSW 8 84,549,725 (GRCm38) missense probably damaging 1.00
R2999:Cacna1a UTSW 8 84,567,742 (GRCm38) missense probably damaging 1.00
R3025:Cacna1a UTSW 8 84,580,225 (GRCm38) critical splice donor site probably null
R3610:Cacna1a UTSW 8 84,559,065 (GRCm38) missense probably damaging 1.00
R3702:Cacna1a UTSW 8 84,617,846 (GRCm38) missense probably damaging 0.98
R3763:Cacna1a UTSW 8 84,583,642 (GRCm38) missense possibly damaging 0.85
R4025:Cacna1a UTSW 8 84,581,333 (GRCm38) missense probably damaging 1.00
R4026:Cacna1a UTSW 8 84,581,333 (GRCm38) missense probably damaging 1.00
R4106:Cacna1a UTSW 8 84,583,695 (GRCm38) missense possibly damaging 0.85
R4296:Cacna1a UTSW 8 84,559,293 (GRCm38) missense probably damaging 1.00
R4664:Cacna1a UTSW 8 84,601,767 (GRCm38) nonsense probably null
R5223:Cacna1a UTSW 8 84,587,195 (GRCm38) missense possibly damaging 0.94
R5408:Cacna1a UTSW 8 84,549,707 (GRCm38) missense probably damaging 1.00
R5644:Cacna1a UTSW 8 84,462,777 (GRCm38) missense probably damaging 1.00
R5734:Cacna1a UTSW 8 84,583,731 (GRCm38) missense probably damaging 0.96
R5786:Cacna1a UTSW 8 84,415,721 (GRCm38) unclassified probably benign
R5833:Cacna1a UTSW 8 84,518,697 (GRCm38) missense probably damaging 1.00
R5886:Cacna1a UTSW 8 84,523,022 (GRCm38) missense probably damaging 0.99
R6049:Cacna1a UTSW 8 84,638,846 (GRCm38) missense probably damaging 0.96
R6054:Cacna1a UTSW 8 84,556,785 (GRCm38) missense probably damaging 0.99
R6117:Cacna1a UTSW 8 84,614,721 (GRCm38) missense probably damaging 1.00
R6149:Cacna1a UTSW 8 84,569,952 (GRCm38) missense probably damaging 1.00
R6195:Cacna1a UTSW 8 84,588,753 (GRCm38) missense probably damaging 0.99
R6233:Cacna1a UTSW 8 84,588,753 (GRCm38) missense probably damaging 0.99
R6607:Cacna1a UTSW 8 84,579,492 (GRCm38) missense probably damaging 1.00
R6753:Cacna1a UTSW 8 84,580,205 (GRCm38) missense probably damaging 1.00
R6798:Cacna1a UTSW 8 84,611,602 (GRCm38) missense probably damaging 1.00
R6831:Cacna1a UTSW 8 84,571,231 (GRCm38) missense probably damaging 1.00
R6980:Cacna1a UTSW 8 84,612,285 (GRCm38) missense possibly damaging 0.85
R7051:Cacna1a UTSW 8 84,629,915 (GRCm38) missense possibly damaging 0.85
R7270:Cacna1a UTSW 8 84,571,237 (GRCm38) missense probably damaging 1.00
R7409:Cacna1a UTSW 8 84,533,402 (GRCm38) missense probably damaging 1.00
R7491:Cacna1a UTSW 8 84,559,293 (GRCm38) missense possibly damaging 0.92
R7511:Cacna1a UTSW 8 84,567,682 (GRCm38) missense possibly damaging 0.75
R7745:Cacna1a UTSW 8 84,559,394 (GRCm38) missense probably benign 0.01
R7872:Cacna1a UTSW 8 84,583,654 (GRCm38) missense probably damaging 1.00
R7899:Cacna1a UTSW 8 84,594,173 (GRCm38) missense possibly damaging 0.72
R7986:Cacna1a UTSW 8 84,638,779 (GRCm38) missense probably benign 0.02
R8126:Cacna1a UTSW 8 84,633,252 (GRCm38) missense probably benign 0.02
R8266:Cacna1a UTSW 8 84,559,219 (GRCm38) missense probably damaging 1.00
R8458:Cacna1a UTSW 8 84,549,458 (GRCm38) missense probably damaging 1.00
R8504:Cacna1a UTSW 8 84,638,741 (GRCm38) missense probably benign
R8530:Cacna1a UTSW 8 84,612,414 (GRCm38) critical splice donor site probably null
R8750:Cacna1a UTSW 8 84,559,155 (GRCm38) missense probably damaging 0.99
R8817:Cacna1a UTSW 8 84,638,797 (GRCm38) missense probably benign 0.44
R8856:Cacna1a UTSW 8 84,559,441 (GRCm38) missense probably benign 0.30
R8893:Cacna1a UTSW 8 84,587,135 (GRCm38) missense probably benign 0.00
R9083:Cacna1a UTSW 8 84,617,882 (GRCm38) missense probably benign 0.30
R9087:Cacna1a UTSW 8 84,638,803 (GRCm38) missense probably benign 0.44
R9118:Cacna1a UTSW 8 84,536,086 (GRCm38) missense probably damaging 1.00
R9133:Cacna1a UTSW 8 84,549,523 (GRCm38) missense probably damaging 1.00
R9175:Cacna1a UTSW 8 84,570,015 (GRCm38) missense probably damaging 0.99
R9233:Cacna1a UTSW 8 84,544,654 (GRCm38) missense probably damaging 1.00
R9310:Cacna1a UTSW 8 84,536,417 (GRCm38) missense probably damaging 1.00
R9331:Cacna1a UTSW 8 84,415,817 (GRCm38) missense probably damaging 1.00
R9334:Cacna1a UTSW 8 84,569,965 (GRCm38) missense probably damaging 1.00
R9531:Cacna1a UTSW 8 84,594,172 (GRCm38) missense probably benign 0.02
R9532:Cacna1a UTSW 8 84,611,617 (GRCm38) missense probably damaging 1.00
R9590:Cacna1a UTSW 8 84,601,981 (GRCm38) nonsense probably null
R9710:Cacna1a UTSW 8 84,594,179 (GRCm38) missense possibly damaging 0.74
RF029:Cacna1a UTSW 8 84,638,724 (GRCm38) small insertion probably benign
X0022:Cacna1a UTSW 8 84,633,699 (GRCm38) missense possibly damaging 0.53
Z1176:Cacna1a UTSW 8 84,415,676 (GRCm38) missense unknown
Z1177:Cacna1a UTSW 8 84,579,491 (GRCm38) missense probably damaging 1.00
Z1188:Cacna1a UTSW 8 84,515,054 (GRCm38) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- ATAAGCAGCCTAACTCTGAGGGG -3'
(R):5'- CAGGTTTCTGAGAGATGCCC -3'

Sequencing Primer
(F):5'- TAACTCTGAGGGGGCCTG -3'
(R):5'- CAGGTTTCTGAGAGATGCCCAGTAC -3'
Posted On 2015-10-21