Incidental Mutation 'R2095:Cacna2d2'
ID 232054
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 040099-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.859) question?
Stock # R2095 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 107276948-107406545 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 107404364 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Lysine at position 1087 (E1087K)
Ref Sequence ENSEMBL: ENSMUSP00000126029 (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: E1078K

PolyPhen 2 Score 0.015 (Sensitivity: 0.96; Specificity: 0.79)
SMART Domains Protein: ENSMUSP00000010210
Gene: ENSMUSG00000010066
AA Change: E1078K

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: E1084K

PolyPhen 2 Score 0.015 (Sensitivity: 0.96; Specificity: 0.79)
SMART Domains Protein: ENSMUSP00000082173
Gene: ENSMUSG00000010066
AA Change: E1084K

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: E1087K

PolyPhen 2 Score 0.011 (Sensitivity: 0.96; Specificity: 0.78)
SMART Domains Protein: ENSMUSP00000130451
Gene: ENSMUSG00000010066
AA Change: E1087K

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: E1087K

PolyPhen 2 Score 0.055 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000126029
Gene: ENSMUSG00000010066
AA Change: E1087K

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: E1086K

PolyPhen 2 Score 0.012 (Sensitivity: 0.96; Specificity: 0.78)
SMART Domains Protein: ENSMUSP00000132512
Gene: ENSMUSG00000010066
AA Change: E1086K

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: ENSMUST00000168959
Predicted Effect probably benign
Transcript: ENSMUST00000170737
AA Change: E1080K

PolyPhen 2 Score 0.009 (Sensitivity: 0.96; Specificity: 0.77)
SMART Domains Protein: ENSMUSP00000125943
Gene: ENSMUSG00000010066
AA Change: E1080K

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: ENSMUST00000194842
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.5%
  • 20x: 95.6%
Validation Efficiency 97% (58/60)
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: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
9530002B09Rik C A 4: 122,596,151 (GRCm39) Y127* probably null Het
Adam33 C T 2: 130,895,629 (GRCm39) G562D probably damaging Het
Adh1 T C 3: 137,988,557 (GRCm39) F177L probably damaging Het
Arhgef17 T C 7: 100,530,470 (GRCm39) T1439A probably damaging Het
Arl5c C T 11: 97,884,277 (GRCm39) E105K probably damaging Het
Armc3 T A 2: 19,293,740 (GRCm39) D510E possibly damaging Het
Bbx T C 16: 50,045,052 (GRCm39) E395G possibly damaging Het
Casq1 T C 1: 172,043,529 (GRCm39) N113S probably benign Het
Cbfa2t3 A G 8: 123,361,727 (GRCm39) S432P probably benign Het
Ccn2 T C 10: 24,472,377 (GRCm39) V140A probably benign Het
Cd163 A G 6: 124,294,781 (GRCm39) D615G probably damaging Het
Chrnb2 A T 3: 89,668,744 (GRCm39) D190E probably benign Het
Clec9a T C 6: 129,393,321 (GRCm39) L115P possibly damaging Het
Cluh C T 11: 74,552,550 (GRCm39) R532* probably null Het
Cntnap5a T A 1: 116,369,990 (GRCm39) L869Q probably damaging Het
Cyp3a57 A T 5: 145,305,944 (GRCm39) K143* probably null Het
Dcaf12 G T 4: 41,294,085 (GRCm39) H351N probably benign Het
Dtna T A 18: 23,702,805 (GRCm39) L112Q probably damaging Het
Fnta G A 8: 26,489,907 (GRCm39) Q303* probably null Het
Frs2 T C 10: 116,910,507 (GRCm39) E285G probably benign Het
Gabra4 T C 5: 71,781,455 (GRCm39) I293V probably damaging Het
Gm2431 A T 7: 141,811,518 (GRCm39) C129S unknown Het
Gnl2 C T 4: 124,928,111 (GRCm39) R49C probably damaging Het
Helz T A 11: 107,536,972 (GRCm39) Y275N probably damaging Het
Hydin A G 8: 111,189,289 (GRCm39) E1231G probably damaging Het
Kctd11 T A 11: 69,770,402 (GRCm39) D212V probably damaging Het
Klf3 T A 5: 64,979,245 (GRCm39) M29K probably benign Het
Klhl21 T C 4: 152,093,850 (GRCm39) S151P probably benign Het
Lsm14b A T 2: 179,673,580 (GRCm39) probably benign Het
Mlxipl T C 5: 135,150,974 (GRCm39) probably benign Het
Mov10 G A 3: 104,708,847 (GRCm39) R389C probably damaging Het
Msh6 A G 17: 88,295,661 (GRCm39) M1071V possibly damaging Het
Myh8 G T 11: 67,177,050 (GRCm39) A401S probably benign Het
Ndufv3 T C 17: 31,746,460 (GRCm39) S117P possibly damaging Het
Obscn A T 11: 58,984,410 (GRCm39) probably null Het
Or1e22 T A 11: 73,377,420 (GRCm39) T77S probably damaging Het
Or2l13 T C 16: 19,305,681 (GRCm39) I31T probably benign Het
Or4c11c T C 2: 88,661,634 (GRCm39) Y58H probably damaging Het
Or8g50 T A 9: 39,648,557 (GRCm39) Y149N probably damaging Het
Pcdhb17 T A 18: 37,619,375 (GRCm39) D388E probably benign Het
Pgm3 T C 9: 86,438,394 (GRCm39) T423A probably damaging Het
Rufy4 T C 1: 74,186,822 (GRCm39) C537R probably damaging Het
S1pr5 T A 9: 21,156,154 (GRCm39) T91S probably benign Het
Sgcz T C 8: 38,007,546 (GRCm39) probably benign Het
Slc33a1 A G 3: 63,871,376 (GRCm39) L79P probably damaging Het
Slco2a1 A G 9: 102,954,167 (GRCm39) T383A probably benign Het
Slit1 G A 19: 41,594,819 (GRCm39) R1184W probably damaging Het
Spta1 T A 1: 174,071,764 (GRCm39) M2248K possibly damaging Het
Stub1 A G 17: 26,049,864 (GRCm39) Y304H probably damaging Het
Taar7e T A 10: 23,913,949 (GRCm39) Y146* probably null Het
Tbc1d1 C T 5: 64,473,844 (GRCm39) S660L probably benign Het
Tcea2 C A 2: 181,328,725 (GRCm39) F259L probably damaging Het
Tcp11l1 T A 2: 104,512,185 (GRCm39) K482N probably damaging Het
Trpv6 C T 6: 41,598,690 (GRCm39) R645Q probably damaging Het
Uaca T A 9: 60,748,125 (GRCm39) S30T probably benign Het
Ubap2 C G 4: 41,206,901 (GRCm39) V492L possibly damaging Het
Ube3c T C 5: 29,873,038 (GRCm39) F1026S probably damaging Het
Vmn2r8 T G 5: 108,956,487 (GRCm39) D45A possibly damaging Het
Zfp738 G T 13: 67,819,422 (GRCm39) L180I probably 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
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
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'- TGTTCCATGCGCAGAGACTG -3'
(R):5'- ACAGTCTGAGGTATCTTCCTGCAG -3'

Sequencing Primer
(F):5'- AACACCAATCTCCTGTTCGTGG -3'
(R):5'- TCCTGCAGGAATGGAAGACAAG -3'
Posted On 2014-09-18