Incidental Mutation 'R2483:Cacna2d2'
ID 250675
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 040407-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.872) question?
Stock # R2483 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 107276948-107406545 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 107389221 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 228 (L228P)
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: L228P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000010210
Gene: ENSMUSG00000010066
AA Change: L228P

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: L228P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000082173
Gene: ENSMUSG00000010066
AA Change: L228P

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: L228P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000130451
Gene: ENSMUSG00000010066
AA Change: L228P

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: L228P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000126029
Gene: ENSMUSG00000010066
AA Change: L228P

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: L228P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000132512
Gene: ENSMUSG00000010066
AA Change: L228P

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: L228P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000125943
Gene: ENSMUSG00000010066
AA Change: L228P

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
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.5%
  • 20x: 95.6%
Validation Efficiency
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: 81 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adcy1 A G 11: 7,080,348 (GRCm39) T364A probably benign Het
Adpgk G A 9: 59,221,036 (GRCm39) V281I probably benign Het
Akap9 C A 5: 4,026,235 (GRCm39) Q1297K possibly damaging Het
Ankrd13d T C 19: 4,331,968 (GRCm39) E110G probably damaging Het
Ankrd53 A G 6: 83,740,244 (GRCm39) E104G possibly damaging Het
Ano6 A T 15: 95,863,855 (GRCm39) T792S probably benign Het
Atm A T 9: 53,421,566 (GRCm39) V715D probably damaging Het
Avl9 A G 6: 56,713,828 (GRCm39) D362G probably benign Het
Bin1 T A 18: 32,547,280 (GRCm39) S152R probably damaging Het
Bscl2 T A 19: 8,818,514 (GRCm39) C40S probably benign Het
Btaf1 A G 19: 36,958,486 (GRCm39) T668A probably benign Het
Btrc A G 19: 45,504,497 (GRCm39) D397G probably damaging Het
Cables2 A T 2: 179,902,222 (GRCm39) V379E probably damaging Het
Cd109 A T 9: 78,574,639 (GRCm39) D541V probably damaging Het
Cdh26 A T 2: 178,108,382 (GRCm39) S327C probably damaging Het
Cep78 T C 19: 15,938,344 (GRCm39) K535E probably damaging Het
Ces1a A G 8: 93,753,969 (GRCm39) Y345H probably damaging Het
Col6a5 C A 9: 105,741,347 (GRCm39) R2524I probably damaging Het
Cracd A T 5: 77,004,256 (GRCm39) I206F probably damaging Het
Dctn1 G A 6: 83,171,169 (GRCm39) R661H probably damaging Het
Ddias T C 7: 92,508,800 (GRCm39) T372A probably benign Het
Dffb T C 4: 154,049,976 (GRCm39) T296A probably damaging Het
Dock8 A G 19: 25,057,241 (GRCm39) Q216R probably benign Het
Emx1 T C 6: 85,165,237 (GRCm39) S105P probably benign Het
Ep400 T C 5: 110,867,102 (GRCm39) Y1014C unknown Het
Fam193a A T 5: 34,623,102 (GRCm39) K1230M possibly damaging Het
Fgf9 A G 14: 58,347,028 (GRCm39) Q207R probably benign Het
Gm5460 G A 14: 33,767,775 (GRCm39) C461Y possibly damaging Het
Gpc1 T C 1: 92,783,660 (GRCm39) I249T probably benign Het
Htr1d T C 4: 136,170,815 (GRCm39) I348T probably damaging Het
Hyal4 A T 6: 24,765,737 (GRCm39) S364C probably damaging Het
Igfn1 T C 1: 135,897,275 (GRCm39) E1097G probably benign Het
Igkv1-133 A T 6: 67,701,944 (GRCm39) Q16L probably benign Het
Kcnh5 A T 12: 75,161,245 (GRCm39) I221N probably damaging Het
Kmt2a A G 9: 44,760,263 (GRCm39) Y529H probably damaging Het
Kyat1 T C 2: 30,076,710 (GRCm39) H218R possibly damaging Het
Lamb2 T G 9: 108,357,758 (GRCm39) C94G probably damaging Het
Met A T 6: 17,549,085 (GRCm39) D979V probably damaging Het
Midn A G 10: 79,986,144 (GRCm39) D78G probably benign Het
Myh1 A T 11: 67,102,052 (GRCm39) M811L probably benign Het
Myh7 T C 14: 55,210,838 (GRCm39) E1693G probably damaging Het
Myo15b A G 11: 115,755,565 (GRCm39) T979A probably benign Het
Myo18b A T 5: 113,006,274 (GRCm39) C879S probably damaging Het
Myom1 A G 17: 71,384,807 (GRCm39) T733A probably damaging Het
Ndufa9 A T 6: 126,821,362 (GRCm39) M76K possibly damaging Het
Nectin3 A G 16: 46,215,542 (GRCm39) C74R possibly damaging Het
Obscn A G 11: 58,970,972 (GRCm39) F2514L probably damaging Het
Or4a69 G A 2: 89,313,471 (GRCm39) Q3* probably null Het
Or52d3 T C 7: 104,229,149 (GRCm39) S99P probably damaging Het
Or5p81 CAAATA CA 7: 108,266,869 (GRCm39) probably null Het
P2ry2 A T 7: 100,647,706 (GRCm39) S200T probably benign Het
Pcdha5 G T 18: 37,094,542 (GRCm39) M350I probably benign Het
Pcdha5 G A 18: 37,094,834 (GRCm39) V448M probably damaging Het
Pex12 C T 11: 83,188,455 (GRCm39) R180H possibly damaging Het
Pip4p1 C G 14: 51,167,749 (GRCm39) V59L probably damaging Het
Pkd1l1 A T 11: 8,912,701 (GRCm39) V168E probably damaging Het
Prokr2 T A 2: 132,223,095 (GRCm39) D149V probably damaging Het
Rnf123 A G 9: 107,940,720 (GRCm39) V707A probably benign Het
Ryr2 T C 13: 11,774,589 (GRCm39) E1189G probably damaging Het
Scarf1 T C 11: 75,406,117 (GRCm39) F134L probably damaging Het
Sfxn5 A G 6: 85,309,260 (GRCm39) probably null Het
Shfl A T 9: 20,784,473 (GRCm39) I186F possibly damaging Het
Skic3 A G 13: 76,330,986 (GRCm39) E1472G probably damaging Het
Slc17a5 A T 9: 78,445,556 (GRCm39) V433D probably damaging Het
Snapc1 A G 12: 74,011,417 (GRCm39) T28A probably benign Het
Soat1 T C 1: 156,258,669 (GRCm39) Y528C probably damaging Het
Spem1 G A 11: 69,712,344 (GRCm39) R107C possibly damaging Het
Srcap T C 7: 127,141,319 (GRCm39) S1639P probably damaging Het
Sycp2 A T 2: 178,016,388 (GRCm39) N691K probably damaging Het
Syne2 A T 12: 76,142,311 (GRCm39) I6183F probably damaging Het
Tas2r110 A T 6: 132,845,433 (GRCm39) M155L probably benign Het
Tenm3 G A 8: 48,693,305 (GRCm39) T1859I probably damaging Het
Thsd7b T A 1: 130,030,809 (GRCm39) V1048D probably damaging Het
Vav3 T C 3: 109,248,482 (GRCm39) L43P probably damaging Het
Vmn1r30 A T 6: 58,412,437 (GRCm39) F132I probably benign Het
Vmn2r24 A G 6: 123,792,997 (GRCm39) R775G probably damaging Het
Vps13c T A 9: 67,883,189 (GRCm39) probably null Het
Vps37c T A 19: 10,683,569 (GRCm39) probably null Het
Wwp2 A G 8: 108,275,167 (GRCm39) D388G probably damaging Het
Xirp2 A T 2: 67,355,336 (GRCm39) T3366S probably benign Het
Zbtb49 A C 5: 38,360,701 (GRCm39) 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
R2266:Cacna2d2 UTSW 9 107,390,479 (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'- AGGGGTAGGCTGAGATATTCC -3'
(R):5'- ACCTCAGAATGGGTAGGCTTG -3'

Sequencing Primer
(F):5'- AGAGCAAGAAAATCTCCCTGG -3'
(R):5'- CTCAGAATGGGTAGGCTTGGAGATG -3'
Posted On 2014-12-04