Incidental Mutation 'R5786:Cacna1a'
ID 448024
Institutional Source Beutler Lab
Gene Symbol Cacna1a
Ensembl Gene ENSMUSG00000034656
Gene Name calcium channel, voltage-dependent, P/Q type, alpha 1A subunit
Synonyms Cacnl1a4, Ccha1a, SCA6, alpha1A, smrl, nmf352
Accession Numbers
Essential gene? Probably essential (E-score: 0.924) question?
Stock # R5786 (G1)
Quality Score 201
Status Not validated
Chromosome 8
Chromosomal Location 85065268-85366875 bp(+) (GRCm39)
Type of Mutation unclassified
DNA Base Change (assembly) T to C at 85142350 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Gene Model predicted gene model for transcript(s): [ENSMUST00000121390] [ENSMUST00000122053]
AlphaFold P97445
Predicted Effect unknown
Transcript: ENSMUST00000121390
AA Change: V26A
SMART Domains Protein: ENSMUSP00000112436
Gene: ENSMUSG00000034656
AA Change: V26A

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 unknown
Transcript: ENSMUST00000122053
AA Change: V26A
SMART Domains Protein: ENSMUSP00000114055
Gene: ENSMUSG00000034656
AA Change: V26A

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: ENSMUST00000135382
Predicted Effect probably benign
Transcript: ENSMUST00000215756
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.8%
  • 10x: 97.5%
  • 20x: 95.9%
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: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1810009J06Rik T A 6: 40,945,122 (GRCm39) D200E probably damaging Het
4930578I06Rik C A 14: 64,210,691 (GRCm39) R179L probably damaging Het
Abhd5 A G 9: 122,192,868 (GRCm39) probably null Het
Ankrd60 TGGCCACGCGG TGG 2: 173,419,882 (GRCm39) probably null Het
Ano5 G A 7: 51,216,066 (GRCm39) D348N possibly damaging Het
Apob C T 12: 8,065,304 (GRCm39) T4091I possibly damaging Het
Avil G A 10: 126,852,368 (GRCm39) probably null Het
Capn7 T C 14: 31,082,102 (GRCm39) L436P probably damaging Het
Ccdc33 A G 9: 57,937,235 (GRCm39) S655P possibly damaging Het
Ccr6 T C 17: 8,475,244 (GRCm39) S150P probably damaging Het
Cd1d1 T C 3: 86,906,095 (GRCm39) N60S probably benign Het
Ckap5 A G 2: 91,446,641 (GRCm39) probably null Het
Col15a1 A G 4: 47,280,865 (GRCm39) E753G possibly damaging Het
Col1a2 C T 6: 4,530,223 (GRCm39) R699W unknown Het
Cracd T C 5: 77,014,043 (GRCm39) probably null Het
Csf2rb T C 15: 78,233,155 (GRCm39) Y821H probably damaging Het
Cyp3a11 A G 5: 145,799,284 (GRCm39) I301T possibly damaging Het
Dpp3 C T 19: 4,968,350 (GRCm39) G241R possibly damaging Het
Dpyd G T 3: 119,220,886 (GRCm39) M952I probably damaging Het
Dsg3 A T 18: 20,654,628 (GRCm39) I111L possibly damaging Het
Ect2 A G 3: 27,201,102 (GRCm39) F123L probably damaging Het
Ehmt2 G C 17: 35,129,719 (GRCm39) D961H probably damaging Het
Esp1 A G 17: 41,041,809 (GRCm39) I34V probably benign Het
Fam171b G A 2: 83,708,580 (GRCm39) V361I probably benign Het
Flnc T A 6: 29,459,536 (GRCm39) Y2545* probably null Het
Fmo4 C T 1: 162,631,286 (GRCm39) G227D probably benign Het
Grn C T 11: 102,324,869 (GRCm39) Q153* probably null Het
H2-DMb1 T G 17: 34,372,408 (GRCm39) S12R possibly damaging Het
Ica1 G T 6: 8,672,391 (GRCm39) N203K possibly damaging Het
Kdm4c C A 4: 74,277,722 (GRCm39) T792K probably damaging Het
Kif19a T A 11: 114,670,049 (GRCm39) Y81* probably null Het
Kifc2 G T 15: 76,548,578 (GRCm39) C440F probably damaging Het
Lpin2 A G 17: 71,537,268 (GRCm39) T234A probably benign Het
Lysmd2 C A 9: 75,542,885 (GRCm39) P164Q probably benign Het
Maea T A 5: 33,526,027 (GRCm39) D234E probably benign Het
Map4k1 T A 7: 28,699,445 (GRCm39) V572E probably damaging Het
Med6 C T 12: 81,620,733 (GRCm39) G166R probably null Het
Mtmr10 T C 7: 63,987,458 (GRCm39) I666T probably damaging Het
Myh14 T A 7: 44,262,887 (GRCm39) K1777M probably benign Het
Naip6 G T 13: 100,436,724 (GRCm39) Q600K probably benign Het
Obscn A G 11: 58,923,517 (GRCm39) S6461P probably damaging Het
Or1j4 T C 2: 36,740,061 (GRCm39) M1T probably null Het
Osbpl7 T A 11: 96,956,658 (GRCm39) V567E probably damaging Het
Rad51ap2 A T 12: 11,506,921 (GRCm39) D281V probably damaging Het
Rnd2 C T 11: 101,359,825 (GRCm39) L57F probably damaging Het
Rpl24 C A 16: 55,787,516 (GRCm39) H59N possibly damaging Het
Rtl1 G A 12: 109,559,053 (GRCm39) L929F possibly damaging Het
Runx3 C T 4: 134,890,575 (GRCm39) T159I probably damaging Het
Serpine2 T C 1: 79,794,637 (GRCm39) I99V probably benign Het
Slc12a6 C A 2: 112,115,067 (GRCm39) P12Q probably benign Het
Slc25a18 T C 6: 120,769,035 (GRCm39) L184P probably damaging Het
Smg1 T C 7: 117,812,120 (GRCm39) D57G probably benign Het
Spdye4c T A 2: 128,438,761 (GRCm39) *340K probably null Het
Srsf5 G A 12: 80,996,311 (GRCm39) E162K possibly damaging Het
Ssc5d T C 7: 4,939,817 (GRCm39) V751A probably benign Het
Tcf3 T C 10: 80,255,333 (GRCm39) N157S probably benign Het
Tdrd7 T C 4: 45,989,082 (GRCm39) V71A probably benign Het
Tex14 T C 11: 87,405,121 (GRCm39) C678R probably damaging Het
Tgm3 A T 2: 129,868,704 (GRCm39) K214* probably null Het
Vps53 A G 11: 75,953,833 (GRCm39) I659T probably benign Het
Zfp597 A T 16: 3,684,023 (GRCm39) C244* probably null Het
Zfp933 T A 4: 147,912,864 (GRCm39) probably null Het
Other mutations in Cacna1a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00507:Cacna1a APN 8 85,297,837 (GRCm39) nonsense probably null
IGL00513:Cacna1a APN 8 85,279,685 (GRCm39) missense probably damaging 1.00
IGL00569:Cacna1a APN 8 85,189,343 (GRCm39) missense probably damaging 1.00
IGL00981:Cacna1a APN 8 85,275,182 (GRCm39) missense probably damaging 1.00
IGL01122:Cacna1a APN 8 85,341,422 (GRCm39) critical splice donor site probably null
IGL01309:Cacna1a APN 8 85,249,657 (GRCm39) missense probably damaging 1.00
IGL01380:Cacna1a APN 8 85,285,746 (GRCm39) missense probably damaging 1.00
IGL01638:Cacna1a APN 8 85,298,456 (GRCm39) missense probably damaging 0.98
IGL01682:Cacna1a APN 8 85,263,067 (GRCm39) missense possibly damaging 0.71
IGL02751:Cacna1a APN 8 85,296,581 (GRCm39) missense probably damaging 1.00
IGL02904:Cacna1a APN 8 85,306,149 (GRCm39) missense probably damaging 1.00
IGL03122:Cacna1a APN 8 85,189,305 (GRCm39) splice site probably benign
totter UTSW 8 85,315,382 (GRCm39) missense probably damaging 0.99
totter2 UTSW 8 85,315,382 (GRCm39) missense probably damaging 0.99
FR4340:Cacna1a UTSW 8 85,365,352 (GRCm39) small insertion probably benign
FR4449:Cacna1a UTSW 8 85,365,352 (GRCm39) small insertion probably benign
FR4449:Cacna1a UTSW 8 85,365,349 (GRCm39) small insertion probably benign
FR4449:Cacna1a UTSW 8 85,365,343 (GRCm39) small insertion probably benign
FR4548:Cacna1a UTSW 8 85,365,346 (GRCm39) small insertion probably benign
FR4737:Cacna1a UTSW 8 85,365,355 (GRCm39) small insertion probably benign
FR4737:Cacna1a UTSW 8 85,365,349 (GRCm39) small insertion probably benign
FR4976:Cacna1a UTSW 8 85,365,355 (GRCm39) small insertion probably benign
FR4976:Cacna1a UTSW 8 85,365,346 (GRCm39) small insertion probably benign
IGL03134:Cacna1a UTSW 8 85,285,716 (GRCm39) missense probably damaging 1.00
R0055:Cacna1a UTSW 8 85,306,687 (GRCm39) splice site probably benign
R0118:Cacna1a UTSW 8 85,262,712 (GRCm39) missense probably damaging 1.00
R0284:Cacna1a UTSW 8 85,338,914 (GRCm39) missense probably damaging 1.00
R0581:Cacna1a UTSW 8 85,328,565 (GRCm39) missense possibly damaging 0.83
R0607:Cacna1a UTSW 8 85,356,460 (GRCm39) missense probably damaging 1.00
R1168:Cacna1a UTSW 8 85,306,130 (GRCm39) missense probably damaging 1.00
R1183:Cacna1a UTSW 8 85,306,846 (GRCm39) missense probably damaging 1.00
R1470:Cacna1a UTSW 8 85,241,579 (GRCm39) splice site probably benign
R1503:Cacna1a UTSW 8 85,328,575 (GRCm39) missense probably benign 0.23
R1522:Cacna1a UTSW 8 85,360,062 (GRCm39) missense probably benign 0.00
R1835:Cacna1a UTSW 8 85,307,986 (GRCm39) splice site probably null
R1862:Cacna1a UTSW 8 85,142,559 (GRCm39) missense possibly damaging 0.80
R2148:Cacna1a UTSW 8 85,356,304 (GRCm39) missense possibly damaging 0.71
R2237:Cacna1a UTSW 8 85,360,394 (GRCm39) critical splice donor site probably null
R2567:Cacna1a UTSW 8 85,276,354 (GRCm39) missense probably damaging 1.00
R2999:Cacna1a UTSW 8 85,294,371 (GRCm39) missense probably damaging 1.00
R3025:Cacna1a UTSW 8 85,306,854 (GRCm39) critical splice donor site probably null
R3610:Cacna1a UTSW 8 85,285,694 (GRCm39) missense probably damaging 1.00
R3702:Cacna1a UTSW 8 85,344,475 (GRCm39) missense probably damaging 0.98
R3763:Cacna1a UTSW 8 85,310,271 (GRCm39) missense possibly damaging 0.85
R4025:Cacna1a UTSW 8 85,307,962 (GRCm39) missense probably damaging 1.00
R4026:Cacna1a UTSW 8 85,307,962 (GRCm39) missense probably damaging 1.00
R4106:Cacna1a UTSW 8 85,310,324 (GRCm39) missense possibly damaging 0.85
R4296:Cacna1a UTSW 8 85,285,922 (GRCm39) missense probably damaging 1.00
R4664:Cacna1a UTSW 8 85,328,396 (GRCm39) nonsense probably null
R4713:Cacna1a UTSW 8 85,276,143 (GRCm39) missense probably damaging 1.00
R5223:Cacna1a UTSW 8 85,313,824 (GRCm39) missense possibly damaging 0.94
R5408:Cacna1a UTSW 8 85,276,336 (GRCm39) missense probably damaging 1.00
R5644:Cacna1a UTSW 8 85,189,406 (GRCm39) missense probably damaging 1.00
R5734:Cacna1a UTSW 8 85,310,360 (GRCm39) missense probably damaging 0.96
R5833:Cacna1a UTSW 8 85,245,326 (GRCm39) missense probably damaging 1.00
R5886:Cacna1a UTSW 8 85,249,651 (GRCm39) missense probably damaging 0.99
R6049:Cacna1a UTSW 8 85,365,475 (GRCm39) missense probably damaging 0.96
R6054:Cacna1a UTSW 8 85,283,414 (GRCm39) missense probably damaging 0.99
R6117:Cacna1a UTSW 8 85,341,350 (GRCm39) missense probably damaging 1.00
R6149:Cacna1a UTSW 8 85,296,581 (GRCm39) missense probably damaging 1.00
R6195:Cacna1a UTSW 8 85,315,382 (GRCm39) missense probably damaging 0.99
R6233:Cacna1a UTSW 8 85,315,382 (GRCm39) missense probably damaging 0.99
R6607:Cacna1a UTSW 8 85,306,121 (GRCm39) missense probably damaging 1.00
R6753:Cacna1a UTSW 8 85,306,834 (GRCm39) missense probably damaging 1.00
R6798:Cacna1a UTSW 8 85,338,231 (GRCm39) missense probably damaging 1.00
R6831:Cacna1a UTSW 8 85,297,860 (GRCm39) missense probably damaging 1.00
R6980:Cacna1a UTSW 8 85,338,914 (GRCm39) missense possibly damaging 0.85
R7051:Cacna1a UTSW 8 85,356,544 (GRCm39) missense possibly damaging 0.85
R7270:Cacna1a UTSW 8 85,297,866 (GRCm39) missense probably damaging 1.00
R7409:Cacna1a UTSW 8 85,260,031 (GRCm39) missense probably damaging 1.00
R7491:Cacna1a UTSW 8 85,285,922 (GRCm39) missense possibly damaging 0.92
R7511:Cacna1a UTSW 8 85,294,311 (GRCm39) missense possibly damaging 0.75
R7745:Cacna1a UTSW 8 85,286,023 (GRCm39) missense probably benign 0.01
R7872:Cacna1a UTSW 8 85,310,283 (GRCm39) missense probably damaging 1.00
R7899:Cacna1a UTSW 8 85,320,802 (GRCm39) missense possibly damaging 0.72
R7986:Cacna1a UTSW 8 85,365,408 (GRCm39) missense probably benign 0.02
R8126:Cacna1a UTSW 8 85,359,881 (GRCm39) missense probably benign 0.02
R8266:Cacna1a UTSW 8 85,285,848 (GRCm39) missense probably damaging 1.00
R8458:Cacna1a UTSW 8 85,276,087 (GRCm39) missense probably damaging 1.00
R8504:Cacna1a UTSW 8 85,365,370 (GRCm39) missense probably benign
R8530:Cacna1a UTSW 8 85,339,043 (GRCm39) critical splice donor site probably null
R8750:Cacna1a UTSW 8 85,285,784 (GRCm39) missense probably damaging 0.99
R8817:Cacna1a UTSW 8 85,365,426 (GRCm39) missense probably benign 0.44
R8856:Cacna1a UTSW 8 85,286,070 (GRCm39) missense probably benign 0.30
R8893:Cacna1a UTSW 8 85,313,764 (GRCm39) missense probably benign 0.00
R9083:Cacna1a UTSW 8 85,344,511 (GRCm39) missense probably benign 0.30
R9087:Cacna1a UTSW 8 85,365,432 (GRCm39) missense probably benign 0.44
R9118:Cacna1a UTSW 8 85,262,715 (GRCm39) missense probably damaging 1.00
R9133:Cacna1a UTSW 8 85,276,152 (GRCm39) missense probably damaging 1.00
R9175:Cacna1a UTSW 8 85,296,644 (GRCm39) missense probably damaging 0.99
R9233:Cacna1a UTSW 8 85,271,283 (GRCm39) missense probably damaging 1.00
R9310:Cacna1a UTSW 8 85,263,046 (GRCm39) missense probably damaging 1.00
R9331:Cacna1a UTSW 8 85,142,446 (GRCm39) missense probably damaging 1.00
R9334:Cacna1a UTSW 8 85,296,594 (GRCm39) missense probably damaging 1.00
R9531:Cacna1a UTSW 8 85,320,801 (GRCm39) missense probably benign 0.02
R9532:Cacna1a UTSW 8 85,338,246 (GRCm39) missense probably damaging 1.00
R9590:Cacna1a UTSW 8 85,328,610 (GRCm39) nonsense probably null
R9710:Cacna1a UTSW 8 85,320,808 (GRCm39) missense possibly damaging 0.74
RF029:Cacna1a UTSW 8 85,365,353 (GRCm39) small insertion probably benign
X0022:Cacna1a UTSW 8 85,360,328 (GRCm39) missense possibly damaging 0.53
Z1176:Cacna1a UTSW 8 85,142,305 (GRCm39) missense unknown
Z1177:Cacna1a UTSW 8 85,306,120 (GRCm39) missense probably damaging 1.00
Z1188:Cacna1a UTSW 8 85,241,683 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TAGACTTCGCGTTTTAAAGGGG -3'
(R):5'- TCTTCACTGAAGAGGAACAGGG -3'

Sequencing Primer
(F):5'- GATCGCGTCCCCGGTTATTTTTG -3'
(R):5'- ACAGGGAGCGGTTGACC -3'
Posted On 2016-12-15