Incidental Mutation 'R4392:Cacna2d2'
ID 371114
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 041127-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.859) question?
Stock # R4392 (G1)
Quality Score 28
Status Validated
Chromosome 9
Chromosomal Location 107276948-107406545 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 107277479 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Arginine at position 71 (H71R)
Ref Sequence ENSEMBL: ENSMUSP00000125943 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000010210] [ENSMUST00000085092] [ENSMUST00000164988] [ENSMUST00000166799] [ENSMUST00000168532] [ENSMUST00000170737]
AlphaFold Q6PHS9
Predicted Effect possibly damaging
Transcript: ENSMUST00000010210
AA Change: H71R

PolyPhen 2 Score 0.465 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000010210
Gene: ENSMUSG00000010066
AA Change: H71R

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 possibly damaging
Transcript: ENSMUST00000085092
AA Change: H71R

PolyPhen 2 Score 0.465 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000082173
Gene: ENSMUSG00000010066
AA Change: H71R

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 benign
Transcript: ENSMUST00000164988
AA Change: H71R

PolyPhen 2 Score 0.004 (Sensitivity: 0.98; Specificity: 0.59)
SMART Domains Protein: ENSMUSP00000130451
Gene: ENSMUSG00000010066
AA Change: H71R

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 possibly damaging
Transcript: ENSMUST00000166799
AA Change: H71R

PolyPhen 2 Score 0.465 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000126029
Gene: ENSMUSG00000010066
AA Change: H71R

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 possibly damaging
Transcript: ENSMUST00000168532
AA Change: H71R

PolyPhen 2 Score 0.465 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000132512
Gene: ENSMUSG00000010066
AA Change: H71R

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 possibly damaging
Transcript: ENSMUST00000170737
AA Change: H71R

PolyPhen 2 Score 0.465 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000125943
Gene: ENSMUSG00000010066
AA Change: H71R

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
Meta Mutation Damage Score 0.1056 question?
Coding Region Coverage
  • 1x: 99.5%
  • 3x: 98.5%
  • 10x: 96.1%
  • 20x: 90.5%
Validation Efficiency 95% (69/73)
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: 60 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4931414P19Rik C T 14: 54,822,435 (GRCm39) probably null Het
Abca13 A C 11: 9,259,034 (GRCm39) K2920T possibly damaging Het
Amy2b T G 3: 113,056,724 (GRCm39) noncoding transcript Het
Anapc1 T C 2: 128,518,169 (GRCm39) probably null Het
Bmp7 T G 2: 172,758,335 (GRCm39) D178A probably benign Het
Brsk1 T A 7: 4,701,749 (GRCm39) I170N probably damaging Het
Bub3 C T 7: 131,168,064 (GRCm39) A187V probably benign Het
Cdrt4 A T 11: 62,842,179 (GRCm39) K20N probably benign Het
Clec12a A T 6: 129,330,427 (GRCm39) probably benign Het
Col12a1 T A 9: 79,569,770 (GRCm39) Y1600F probably damaging Het
Cyp2a12 T A 7: 26,728,700 (GRCm39) I57N probably damaging Het
Dip2b T C 15: 100,059,917 (GRCm39) L223P probably damaging Het
Dnah5 G A 15: 28,289,375 (GRCm39) R1188H probably benign Het
Dop1a T C 9: 86,385,196 (GRCm39) probably benign Het
Efcab5 T A 11: 76,981,284 (GRCm39) N1354I probably damaging Het
Eif4b T A 15: 101,995,076 (GRCm39) probably null Het
Erlec1 A G 11: 30,893,697 (GRCm39) probably null Het
Esp24 T C 17: 39,350,968 (GRCm39) probably benign Het
Esp34 T C 17: 38,870,382 (GRCm39) V24A possibly damaging Het
Fbxw15 T A 9: 109,397,300 (GRCm39) probably benign Het
Foxc2 T C 8: 121,844,191 (GRCm39) S280P probably damaging Het
Gm21738 G C 14: 19,417,178 (GRCm38) L117V probably benign Het
Grk3 A G 5: 113,068,002 (GRCm39) F467S probably damaging Het
Grwd1 C T 7: 45,477,204 (GRCm39) G228S probably damaging Het
Gtf2i T C 5: 134,289,483 (GRCm39) E399G probably damaging Het
Hjurp GT GTT 1: 88,194,246 (GRCm39) probably null Het
Homer3 G A 8: 70,742,793 (GRCm39) probably null Het
Ift56 A G 6: 38,358,492 (GRCm39) probably benign Het
Lhx4 A G 1: 155,585,880 (GRCm39) Y83H probably damaging Het
Mdga1 T C 17: 30,069,630 (GRCm39) T413A probably damaging Het
Mideas A T 12: 84,219,885 (GRCm39) D356E probably benign Het
Mmrn2 T A 14: 34,119,573 (GRCm39) L184H probably damaging Het
Mroh2a C T 1: 88,187,311 (GRCm39) R133C probably damaging Het
Myh13 A C 11: 67,235,707 (GRCm39) probably null Het
Nkain3 C A 4: 20,282,985 (GRCm39) R116L possibly damaging Het
Nxph2 A C 2: 23,290,284 (GRCm39) Q212P probably damaging Het
Or4f7d-ps1 T C 2: 111,674,690 (GRCm39) noncoding transcript Het
Or4k15c A G 14: 50,322,060 (GRCm39) F26S probably benign Het
Otog T C 7: 45,934,548 (GRCm39) Y1369H probably damaging Het
Prl A G 13: 27,248,334 (GRCm39) I131V possibly damaging Het
Ptprg A T 14: 12,142,467 (GRCm38) I373F possibly damaging Het
Rad18 A T 6: 112,670,490 (GRCm39) C25S probably damaging Het
Rgs12 A G 5: 35,189,655 (GRCm39) T678A probably damaging Het
Scaper T A 9: 55,765,399 (GRCm39) E557V probably damaging Het
Scube3 C T 17: 28,383,762 (GRCm39) P511L probably null Het
Sgpl1 A G 10: 60,940,231 (GRCm39) probably benign Het
Slc10a1 C A 12: 81,014,578 (GRCm39) E47D probably damaging Het
Sptbn4 T C 7: 27,117,896 (GRCm39) N369S probably damaging Het
Sstr5 T C 17: 25,710,198 (GRCm39) T344A probably benign Het
Tgm4 C T 9: 122,895,817 (GRCm39) T631I probably benign Het
Tmprss15 A G 16: 78,821,326 (GRCm39) Y457H probably damaging Het
Trpm7 A T 2: 126,637,429 (GRCm39) probably null Het
Trpm7 A T 2: 126,690,458 (GRCm39) W207R probably damaging Het
Ugt1a1 CAGAGAGAGAGAGA CAGAGAGAGAGA 1: 88,139,706 (GRCm39) probably benign Het
Ugt1a10 C T 1: 88,142,845 (GRCm39) P113L probably damaging Het
Usp2 A T 9: 44,002,556 (GRCm39) H384L probably damaging Het
Vmn2r27 C T 6: 124,207,135 (GRCm39) V169I probably benign Het
Vopp1 A C 6: 57,739,461 (GRCm39) F29C probably damaging Het
Wrn T C 8: 33,741,860 (GRCm39) D953G probably damaging Het
Zfp759 T A 13: 67,287,707 (GRCm39) C419* probably null 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
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
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'- CTCAAAGCGCTTGGAGCCAG -3'
(R):5'- AGGAAGTTTCGCGACGCAG -3'

Sequencing Primer
(F):5'- GCCGCATCTTGAATGGAAAC -3'
(R):5'- AGAAGCTCCGGGACCCTG -3'
Posted On 2016-02-19