Incidental Mutation 'R2266:Cacna2d2'
ID 242047
Institutional Source Beutler Lab
Gene Symbol Cacna2d2
Ensembl Gene ENSMUSG00000010066
Gene Name calcium channel, voltage-dependent, alpha 2/delta subunit 2
Synonyms a2d2
MMRRC Submission 040266-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.859) question?
Stock # R2266 (G1)
Quality Score 225
Status Validated
Chromosome 9
Chromosomal Location 107276948-107406545 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 107390479 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 317 (V317A)
Ref Sequence ENSEMBL: ENSMUSP00000125943 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000010210] [ENSMUST00000085092] [ENSMUST00000164988] [ENSMUST00000166799] [ENSMUST00000168532] [ENSMUST00000170737]
AlphaFold Q6PHS9
Predicted Effect probably damaging
Transcript: ENSMUST00000010210
AA Change: V317A

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000010210
Gene: ENSMUSG00000010066
AA Change: V317A

DomainStartEndE-ValueType
low complexity region 20 36 N/A INTRINSIC
low complexity region 43 57 N/A INTRINSIC
Pfam:VWA_N 144 268 2e-48 PFAM
VWA 292 467 4.93e-22 SMART
Pfam:Cache_1 488 577 9.9e-32 PFAM
Pfam:VGCC_alpha2 583 673 1.8e-33 PFAM
low complexity region 968 977 N/A INTRINSIC
low complexity region 1114 1137 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000085092
AA Change: V317A

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000082173
Gene: ENSMUSG00000010066
AA Change: V317A

DomainStartEndE-ValueType
low complexity region 20 36 N/A INTRINSIC
low complexity region 43 57 N/A INTRINSIC
Pfam:VWA_N 144 268 2e-48 PFAM
VWA 292 467 4.93e-22 SMART
Pfam:Cache_1 488 577 1e-31 PFAM
Pfam:VGCC_alpha2 583 676 5.8e-35 PFAM
low complexity region 974 983 N/A INTRINSIC
low complexity region 1120 1143 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000164988
AA Change: V317A

PolyPhen 2 Score 0.957 (Sensitivity: 0.78; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000130451
Gene: ENSMUSG00000010066
AA Change: V317A

DomainStartEndE-ValueType
low complexity region 20 36 N/A INTRINSIC
low complexity region 43 57 N/A INTRINSIC
Pfam:VWA_N 144 268 6.7e-49 PFAM
VWA 292 467 4.93e-22 SMART
Pfam:Cache_1 488 577 2.4e-31 PFAM
Pfam:VGCC_alpha2 583 675 2.5e-34 PFAM
low complexity region 974 983 N/A INTRINSIC
low complexity region 1123 1146 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000166799
AA Change: V317A

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000126029
Gene: ENSMUSG00000010066
AA Change: V317A

DomainStartEndE-ValueType
low complexity region 20 36 N/A INTRINSIC
low complexity region 43 57 N/A INTRINSIC
Pfam:VWA_N 144 268 8.5e-44 PFAM
VWA 292 467 4.93e-22 SMART
Pfam:Cache_1 488 576 1.3e-32 PFAM
Pfam:VGCC_alpha2 583 675 1.4e-47 PFAM
low complexity region 975 984 N/A INTRINSIC
low complexity region 1123 1146 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000168532
AA Change: V317A

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000132512
Gene: ENSMUSG00000010066
AA Change: V317A

DomainStartEndE-ValueType
low complexity region 20 36 N/A INTRINSIC
low complexity region 43 57 N/A INTRINSIC
Pfam:VWA_N 144 268 2.1e-48 PFAM
VWA 292 467 4.93e-22 SMART
Pfam:Cache_1 488 577 1e-31 PFAM
Pfam:VGCC_alpha2 583 676 5.8e-35 PFAM
low complexity region 974 983 N/A INTRINSIC
low complexity region 1122 1145 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000169354
Predicted Effect probably damaging
Transcript: ENSMUST00000170737
AA Change: V317A

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000125943
Gene: ENSMUSG00000010066
AA Change: V317A

DomainStartEndE-ValueType
low complexity region 20 36 N/A INTRINSIC
low complexity region 43 57 N/A INTRINSIC
Pfam:VWA_N 144 268 2e-48 PFAM
VWA 292 467 4.93e-22 SMART
Pfam:Cache_1 488 577 1e-31 PFAM
Pfam:VGCC_alpha2 583 673 1.9e-33 PFAM
low complexity region 968 977 N/A INTRINSIC
low complexity region 1116 1139 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000171809
Meta Mutation Damage Score 0.5357 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 97.1%
  • 20x: 94.3%
Validation Efficiency 100% (68/68)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Calcium channels mediate the entry of calcium ions into the cell upon membrane polarization. This gene encodes the alpha-2/delta subunit of the voltage-dependent calcium channel complex. The complex consists of the main channel-forming subunit alpha-1, and auxiliary subunits alpha-2/delta, beta, and gamma. The auxiliary subunits function in the assembly and membrane localization of the complex, and modulate calcium currents and channel activation/inactivation kinetics. The subunit encoded by this gene undergoes post-translational cleavage to yield the extracellular alpha2 peptide and a membrane-anchored delta polypeptide. This subunit is a receptor for the antiepileptic drug, gabapentin. Mutations in this gene are associated with early infantile epileptic encephalopathy. Single nucleotide polymorphisms in this gene are correlated with increased sensitivity to opioid drugs. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Mar 2014]
PHENOTYPE: Homozygotes for different mutant alleles show variable movement abnormalities including waddling, reeling or very slow gait, ataxia, and mild spike-wave seizures. While gross CNS abnormalities and demyelination are present in some mutant lines, they are not observed in others. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 67 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aadac T A 3: 59,944,737 (GRCm39) D136E probably damaging Het
Agrn C T 4: 156,263,675 (GRCm39) G173R probably damaging Het
Apob T C 12: 8,065,475 (GRCm39) F4115S possibly damaging Het
Bsn T A 9: 107,992,323 (GRCm39) D1143V probably damaging Het
Cdh1 G A 8: 107,388,635 (GRCm39) V564I probably benign Het
Cep250 T C 2: 155,818,090 (GRCm39) V814A probably benign Het
Ces2a A T 8: 105,466,822 (GRCm39) I65F probably benign Het
Commd8 A G 5: 72,322,765 (GRCm39) W51R probably damaging Het
Cyb561d1 A T 3: 108,106,720 (GRCm39) H166Q probably damaging Het
Dcun1d4 T A 5: 73,638,618 (GRCm39) probably benign Het
Dgkd A G 1: 87,855,540 (GRCm39) probably benign Het
Dipk2b A G X: 18,289,926 (GRCm39) S179P possibly damaging Het
Dnajc28 T C 16: 91,413,200 (GRCm39) N372S probably benign Het
Ecpas A T 4: 58,830,332 (GRCm39) probably null Het
Eid1 A G 2: 125,515,344 (GRCm39) D78G possibly damaging Het
Emid1 T A 11: 5,094,331 (GRCm39) Q60L probably damaging Het
Fam135a A T 1: 24,067,878 (GRCm39) V801E probably benign Het
Foxh1 A G 15: 76,552,820 (GRCm39) V298A probably benign Het
Foxn4 T C 5: 114,393,662 (GRCm39) T486A probably damaging Het
Gpc6 A T 14: 118,125,932 (GRCm39) probably null Het
Grid2ip C T 5: 143,371,847 (GRCm39) P690L probably benign Het
H2bc9 T C 13: 23,727,162 (GRCm39) K121E possibly damaging Het
Hdhd2 C T 18: 77,052,866 (GRCm39) T172M probably benign Het
Hr A T 14: 70,795,547 (GRCm39) D393V probably benign Het
Ido2 T C 8: 25,025,268 (GRCm39) Y253C probably damaging Het
Kcnh8 GAGACCAACGAGCAGCTGATGCTTCAGA GAGA 17: 53,032,934 (GRCm39) 74 probably benign Het
Klra10 A G 6: 130,246,264 (GRCm39) V237A probably benign Het
Klre1 A G 6: 129,562,593 (GRCm39) K206R probably benign Het
Lama2 T C 10: 26,862,793 (GRCm39) D2990G probably benign Het
Magi3 G A 3: 103,928,382 (GRCm39) probably benign Het
Mamdc2 A T 19: 23,281,267 (GRCm39) probably benign Het
Med23 T G 10: 24,750,499 (GRCm39) S109A probably benign Het
Mrc2 G A 11: 105,239,257 (GRCm39) probably null Het
Mtss2 A G 8: 111,455,362 (GRCm39) K92E possibly damaging Het
Mybphl A G 3: 108,272,317 (GRCm39) E2G probably damaging Het
Naip6 A G 13: 100,420,067 (GRCm39) V1401A possibly damaging Het
Ncapg2 A G 12: 116,393,296 (GRCm39) E500G probably damaging Het
Nlrp12 T C 7: 3,282,575 (GRCm39) I775V probably benign Het
Nr4a2 T A 2: 57,002,018 (GRCm39) D145V possibly damaging Het
Ntmt1 C A 2: 30,710,472 (GRCm39) N58K probably benign Het
P2ry13 T C 3: 59,117,449 (GRCm39) M110V probably damaging Het
P2ry14 T C 3: 59,022,992 (GRCm39) N165S probably damaging Het
Plch2 T C 4: 155,077,461 (GRCm39) E423G probably benign Het
Polq C A 16: 36,882,515 (GRCm39) Q1560K possibly damaging Het
Prrc1 G T 18: 57,514,718 (GRCm39) D312Y probably damaging Het
Ptprm A T 17: 67,032,846 (GRCm39) probably null Het
Ripk2 A T 4: 16,152,011 (GRCm39) S183T possibly damaging Het
Robo1 T A 16: 72,775,660 (GRCm39) F728L probably benign Het
Rttn A G 18: 89,082,295 (GRCm39) N1407S probably benign Het
Sec14l1 A T 11: 117,047,314 (GRCm39) H664L probably damaging Het
Slc10a7 G A 8: 79,236,264 (GRCm39) G21S probably benign Het
Slc35a3 T C 3: 116,467,285 (GRCm39) K325E possibly damaging Het
Spag17 C A 3: 99,969,182 (GRCm39) probably null Het
Spesp1 A T 9: 62,180,834 (GRCm39) L25M probably damaging Het
St6galnac1 G A 11: 116,658,673 (GRCm39) Q264* probably null Het
Tbc1d14 A G 5: 36,700,561 (GRCm39) L269P possibly damaging Het
Tgfbr3l A G 8: 4,300,506 (GRCm39) E228G probably benign Het
Tlr5 T A 1: 182,802,600 (GRCm39) S635T possibly damaging Het
Tmem233 G C 5: 116,189,517 (GRCm39) probably benign Het
Tnfsf13b A T 8: 10,057,306 (GRCm39) R125S probably benign Het
Tymp A T 15: 89,258,011 (GRCm39) V378D probably damaging Het
Vmn1r38 G T 6: 66,753,433 (GRCm39) Q228K probably benign Het
Vmn2r18 T C 5: 151,510,127 (GRCm39) E82G probably damaging Het
Vps13c T C 9: 67,828,229 (GRCm39) V1461A possibly damaging Het
Xrn1 A G 9: 95,888,765 (GRCm39) D948G possibly damaging Het
Zfp280d C A 9: 72,209,052 (GRCm39) probably benign Het
Zfp418 G A 7: 7,185,807 (GRCm39) R590K probably benign Het
Other mutations in Cacna2d2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00401:Cacna2d2 APN 9 107,392,072 (GRCm39) missense probably damaging 1.00
IGL00425:Cacna2d2 APN 9 107,404,550 (GRCm39) missense probably damaging 1.00
IGL01294:Cacna2d2 APN 9 107,391,280 (GRCm39) missense probably damaging 1.00
IGL01969:Cacna2d2 APN 9 107,386,415 (GRCm39) missense probably benign
IGL01974:Cacna2d2 APN 9 107,394,621 (GRCm39) missense probably benign 0.00
IGL02001:Cacna2d2 APN 9 107,399,315 (GRCm39) missense probably benign
IGL02125:Cacna2d2 APN 9 107,391,103 (GRCm39) nonsense probably null
IGL02143:Cacna2d2 APN 9 107,395,474 (GRCm39) splice site probably null
IGL02150:Cacna2d2 APN 9 107,404,515 (GRCm39) splice site probably benign
IGL02213:Cacna2d2 APN 9 107,391,247 (GRCm39) missense probably damaging 1.00
IGL02220:Cacna2d2 APN 9 107,392,078 (GRCm39) missense probably damaging 1.00
IGL02238:Cacna2d2 APN 9 107,390,757 (GRCm39) missense probably damaging 0.99
IGL02466:Cacna2d2 APN 9 107,342,753 (GRCm39) missense probably damaging 1.00
IGL02569:Cacna2d2 APN 9 107,391,245 (GRCm39) missense probably damaging 0.99
IGL02571:Cacna2d2 APN 9 107,402,845 (GRCm39) missense possibly damaging 0.93
IGL02825:Cacna2d2 APN 9 107,401,659 (GRCm39) missense probably damaging 1.00
IGL03000:Cacna2d2 APN 9 107,401,397 (GRCm39) splice site probably null
IGL03064:Cacna2d2 APN 9 107,386,474 (GRCm39) missense probably damaging 1.00
Blow UTSW 9 107,390,805 (GRCm39) missense probably null 0.90
dilemma UTSW 9 107,392,063 (GRCm39) missense probably damaging 1.00
hera UTSW 9 107,390,479 (GRCm39) missense probably damaging 1.00
Ionian UTSW 9 107,402,575 (GRCm39) missense probably benign 0.05
Solomonic UTSW 9 107,401,861 (GRCm39) missense possibly damaging 0.94
PIT4131001:Cacna2d2 UTSW 9 107,401,867 (GRCm39) missense probably damaging 1.00
R0233:Cacna2d2 UTSW 9 107,391,869 (GRCm39) missense probably damaging 0.96
R0233:Cacna2d2 UTSW 9 107,391,869 (GRCm39) missense probably damaging 0.96
R0387:Cacna2d2 UTSW 9 107,391,080 (GRCm39) missense probably damaging 1.00
R0410:Cacna2d2 UTSW 9 107,401,819 (GRCm39) missense probably damaging 1.00
R0538:Cacna2d2 UTSW 9 107,401,582 (GRCm39) splice site probably benign
R0545:Cacna2d2 UTSW 9 107,402,422 (GRCm39) missense probably damaging 1.00
R0729:Cacna2d2 UTSW 9 107,394,456 (GRCm39) missense probably benign 0.06
R1024:Cacna2d2 UTSW 9 107,404,249 (GRCm39) critical splice donor site probably null
R1538:Cacna2d2 UTSW 9 107,394,615 (GRCm39) missense probably damaging 1.00
R1750:Cacna2d2 UTSW 9 107,401,843 (GRCm39) missense probably damaging 1.00
R1774:Cacna2d2 UTSW 9 107,403,350 (GRCm39) missense probably benign 0.19
R1800:Cacna2d2 UTSW 9 107,404,632 (GRCm39) missense possibly damaging 0.46
R1873:Cacna2d2 UTSW 9 107,391,071 (GRCm39) missense probably damaging 0.98
R1935:Cacna2d2 UTSW 9 107,386,455 (GRCm39) missense probably damaging 1.00
R1936:Cacna2d2 UTSW 9 107,386,455 (GRCm39) missense probably damaging 1.00
R1971:Cacna2d2 UTSW 9 107,389,205 (GRCm39) missense probably damaging 0.98
R2095:Cacna2d2 UTSW 9 107,404,364 (GRCm39) missense probably benign 0.05
R2135:Cacna2d2 UTSW 9 107,403,712 (GRCm39) missense possibly damaging 0.74
R2197:Cacna2d2 UTSW 9 107,404,602 (GRCm39) missense probably damaging 0.97
R2483:Cacna2d2 UTSW 9 107,389,221 (GRCm39) missense probably damaging 1.00
R4021:Cacna2d2 UTSW 9 107,391,257 (GRCm39) missense probably damaging 1.00
R4392:Cacna2d2 UTSW 9 107,277,479 (GRCm39) missense possibly damaging 0.47
R4629:Cacna2d2 UTSW 9 107,404,521 (GRCm39) missense probably damaging 1.00
R5053:Cacna2d2 UTSW 9 107,392,063 (GRCm39) missense probably damaging 1.00
R5327:Cacna2d2 UTSW 9 107,390,805 (GRCm39) missense probably null 0.90
R5347:Cacna2d2 UTSW 9 107,391,313 (GRCm39) missense probably benign
R5719:Cacna2d2 UTSW 9 107,401,851 (GRCm39) missense probably benign 0.36
R5737:Cacna2d2 UTSW 9 107,403,946 (GRCm39) missense possibly damaging 0.70
R5739:Cacna2d2 UTSW 9 107,389,528 (GRCm39) missense probably benign 0.37
R6037:Cacna2d2 UTSW 9 107,390,738 (GRCm39) missense probably damaging 1.00
R6037:Cacna2d2 UTSW 9 107,390,738 (GRCm39) missense probably damaging 1.00
R6084:Cacna2d2 UTSW 9 107,374,720 (GRCm39) critical splice donor site probably null
R6170:Cacna2d2 UTSW 9 107,404,533 (GRCm39) missense probably damaging 1.00
R6254:Cacna2d2 UTSW 9 107,386,415 (GRCm39) missense probably benign
R6427:Cacna2d2 UTSW 9 107,392,641 (GRCm39) missense possibly damaging 0.67
R7652:Cacna2d2 UTSW 9 107,401,397 (GRCm39) splice site probably null
R7850:Cacna2d2 UTSW 9 107,402,575 (GRCm39) missense probably benign 0.05
R7936:Cacna2d2 UTSW 9 107,401,326 (GRCm39) missense probably damaging 1.00
R7978:Cacna2d2 UTSW 9 107,395,456 (GRCm39) missense probably benign 0.14
R8039:Cacna2d2 UTSW 9 107,404,632 (GRCm39) missense possibly damaging 0.92
R8165:Cacna2d2 UTSW 9 107,402,653 (GRCm39) splice site probably null
R8274:Cacna2d2 UTSW 9 107,401,861 (GRCm39) missense possibly damaging 0.94
R8286:Cacna2d2 UTSW 9 107,392,063 (GRCm39) missense probably damaging 1.00
R8354:Cacna2d2 UTSW 9 107,401,334 (GRCm39) missense possibly damaging 0.95
R8464:Cacna2d2 UTSW 9 107,389,206 (GRCm39) missense probably damaging 0.99
R8479:Cacna2d2 UTSW 9 107,403,596 (GRCm39) critical splice donor site probably null
R8765:Cacna2d2 UTSW 9 107,394,358 (GRCm39) missense probably damaging 1.00
R8848:Cacna2d2 UTSW 9 107,391,855 (GRCm39) missense possibly damaging 0.75
R9037:Cacna2d2 UTSW 9 107,386,395 (GRCm39) missense probably benign 0.08
R9225:Cacna2d2 UTSW 9 107,403,403 (GRCm39) missense probably benign 0.10
R9295:Cacna2d2 UTSW 9 107,386,419 (GRCm39) missense probably benign 0.02
R9372:Cacna2d2 UTSW 9 107,394,802 (GRCm39) missense probably benign 0.00
R9414:Cacna2d2 UTSW 9 107,392,395 (GRCm39) missense probably damaging 1.00
R9417:Cacna2d2 UTSW 9 107,392,689 (GRCm39) nonsense probably null
R9435:Cacna2d2 UTSW 9 107,396,384 (GRCm39) missense probably benign 0.01
R9584:Cacna2d2 UTSW 9 107,277,404 (GRCm39) missense probably damaging 0.97
R9642:Cacna2d2 UTSW 9 107,392,627 (GRCm39) missense possibly damaging 0.94
R9784:Cacna2d2 UTSW 9 107,404,346 (GRCm39) missense probably benign 0.00
Z1176:Cacna2d2 UTSW 9 107,403,301 (GRCm39) missense probably benign 0.14
Z1176:Cacna2d2 UTSW 9 107,394,492 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AAGGACATGGTCATCATTGTGG -3'
(R):5'- GCCTTCTCGTTGAACTGTGG -3'

Sequencing Primer
(F):5'- ACATGGTCATCATTGTGGATGTG -3'
(R):5'- CTCGTTGAACTGTGGGGACAG -3'
Posted On 2014-10-16