Incidental Mutation 'R5347:Cacna2d2'
ID 422690
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 042926-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.872) question?
Stock # R5347 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 107276948-107406545 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 107391313 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 447 (T447A)
Ref Sequence ENSEMBL: ENSMUSP00000125943 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000010210] [ENSMUST00000085092] [ENSMUST00000164988] [ENSMUST00000166799] [ENSMUST00000168532] [ENSMUST00000170737]
AlphaFold Q6PHS9
Predicted Effect probably benign
Transcript: ENSMUST00000010210
AA Change: T447A

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000010210
Gene: ENSMUSG00000010066
AA Change: T447A

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 benign
Transcript: ENSMUST00000085092
AA Change: T447A

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000082173
Gene: ENSMUSG00000010066
AA Change: T447A

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: T447A

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000130451
Gene: ENSMUSG00000010066
AA Change: T447A

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 benign
Transcript: ENSMUST00000166799
AA Change: T447A

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000126029
Gene: ENSMUSG00000010066
AA Change: T447A

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 benign
Transcript: ENSMUST00000168532
AA Change: T447A

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000132512
Gene: ENSMUSG00000010066
AA Change: T447A

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 benign
Transcript: ENSMUST00000170737
AA Change: T447A

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000125943
Gene: ENSMUSG00000010066
AA Change: T447A

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: 99.3%
  • 3x: 98.8%
  • 10x: 97.6%
  • 20x: 96.0%
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: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acvr2a A G 2: 48,782,166 (GRCm39) Y233C probably damaging Het
Agl A G 3: 116,584,814 (GRCm39) S169P probably damaging Het
Arid1b C T 17: 5,341,332 (GRCm39) Q879* probably null Het
Bbs2 A G 8: 94,819,178 (GRCm39) S64P probably damaging Het
Bend7 G A 2: 4,768,052 (GRCm39) R336Q probably damaging Het
Ccdc168 T A 1: 44,096,955 (GRCm39) Y1381F probably benign Het
Ccdc169 A T 3: 55,049,740 (GRCm39) probably benign Het
Cdan1 A G 2: 120,560,546 (GRCm39) S275P possibly damaging Het
Cdh15 A G 8: 123,588,802 (GRCm39) N292S probably null Het
Cmtm1 CGGCACGTACTGAAGGTCGCTGACTGGATGGTGTGGCACGTACTGAAGGTCGCTGACTGGATGGTGTGGCACGTACTGAAGGTCGCTGACTGGATGGT CGGCACGTACTGAAGGTCGCTGACTGGATGGTGTGGCACGTACTGAAGGTCGCTGACTGGATGGT 8: 105,036,102 (GRCm39) probably benign Het
Cnnm1 A G 19: 43,430,301 (GRCm39) H473R probably benign Het
Cplx4 G A 18: 66,103,157 (GRCm39) probably benign Het
Crb1 C T 1: 139,265,109 (GRCm39) G103E probably damaging Het
Dnaja3 T A 16: 4,512,346 (GRCm39) V250E possibly damaging Het
Dync2h1 T G 9: 7,129,727 (GRCm39) Q1757P probably damaging Het
Edem3 A G 1: 151,683,202 (GRCm39) Q626R probably damaging Het
Eif2b1 T C 5: 124,716,862 (GRCm39) probably benign Het
Esf1 T A 2: 139,996,801 (GRCm39) K521* probably null Het
Fbxl3 A C 14: 103,320,730 (GRCm39) V239G probably damaging Het
Fhip2a A G 19: 57,367,051 (GRCm39) D198G probably benign Het
Fto A G 8: 92,118,107 (GRCm39) probably benign Het
Gm5773 T C 3: 93,681,090 (GRCm39) L254P probably damaging Het
Gm5916 A T 9: 36,032,012 (GRCm39) W91R probably benign Het
Gpam A T 19: 55,077,269 (GRCm39) L174H probably damaging Het
Grk1 G A 8: 13,464,478 (GRCm39) R450Q probably damaging Het
Hc G A 2: 34,927,636 (GRCm39) A326V probably benign Het
Hectd4 T C 5: 121,442,511 (GRCm39) I1317T probably benign Het
Hlcs A G 16: 94,068,383 (GRCm39) V426A possibly damaging Het
Ighv1-23 T C 12: 114,728,376 (GRCm39) probably benign Het
Itgax G A 7: 127,740,474 (GRCm39) V754I probably benign Het
Krt24 T A 11: 99,173,556 (GRCm39) D255V probably damaging Het
Lnpk T C 2: 74,403,935 (GRCm39) probably benign Het
Loxhd1 G T 18: 77,454,237 (GRCm39) R478L probably damaging Het
Lrrc56 A G 7: 140,789,537 (GRCm39) Q518R probably benign Het
Mbl1 A T 14: 40,880,786 (GRCm39) I225F probably damaging Het
Mmp21 T C 7: 133,277,651 (GRCm39) S392G probably benign Het
Mug2 T G 6: 122,058,551 (GRCm39) F1318V probably damaging Het
Myo5c A G 9: 75,202,487 (GRCm39) N1447S probably null Het
Nbea A C 3: 55,948,297 (GRCm39) V543G probably damaging Het
Necap1 A G 6: 122,857,706 (GRCm39) I96V probably benign Het
Nr3c2 T A 8: 77,937,377 (GRCm39) M872K possibly damaging Het
Nrf1 C T 6: 30,118,967 (GRCm39) T362M probably benign Het
Or14j2 T C 17: 37,885,618 (GRCm39) E232G probably damaging Het
Pcare A G 17: 72,056,930 (GRCm39) S916P probably benign Het
Plekhm3 T C 1: 64,859,149 (GRCm39) E685G probably damaging Het
Robo4 CGG CG 9: 37,322,786 (GRCm39) probably null Het
Sbk3 A T 7: 4,970,422 (GRCm39) S316T probably benign Het
Serpinb9e T C 13: 33,441,767 (GRCm39) L233P probably damaging Het
Set T A 2: 29,959,422 (GRCm39) S132T possibly damaging Het
Slc17a4 C T 13: 24,092,800 (GRCm39) E11K possibly damaging Het
Slc22a6 T A 19: 8,595,917 (GRCm39) N86K possibly damaging Het
Slco1a6 A G 6: 142,032,325 (GRCm39) L600P probably damaging Het
Sp8 A G 12: 118,812,246 (GRCm39) K34E possibly damaging Het
Spen T A 4: 141,198,796 (GRCm39) E3254V probably benign Het
Tcf12 G A 9: 71,792,525 (GRCm39) P53S probably damaging Het
Tcf3 A G 10: 80,246,045 (GRCm39) V626A probably damaging Het
Trpc4ap A G 2: 155,514,908 (GRCm39) probably null Het
Ttc3 T A 16: 94,230,479 (GRCm39) V892D probably damaging Het
Tub G T 7: 108,625,978 (GRCm39) R243L possibly damaging Het
Tubgcp5 A G 7: 55,473,433 (GRCm39) Y837C probably damaging Het
Utp25 A T 1: 192,810,687 (GRCm39) D105E probably benign Het
Wdhd1 A T 14: 47,506,181 (GRCm39) Y244* probably null Het
Xdh T A 17: 74,232,027 (GRCm39) T228S probably benign Het
Zfp418 A C 7: 7,185,534 (GRCm39) Q499P probably benign Het
Zfpm1 G A 8: 123,062,269 (GRCm39) E443K possibly damaging Het
Zfy1 T C Y: 725,950 (GRCm39) H605R possibly damaging 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
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
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'- ACAATTGGCCCAATCGGACG -3'
(R):5'- CGTGAGTTTTACCCAATCAATCAAC -3'

Sequencing Primer
(F):5'- AATCGGACGGTGAGCCTCAG -3'
(R):5'- TTTACCCAATCAATCAACAGAGATGG -3'
Posted On 2016-08-04