Incidental Mutation 'R2197:Cacna2d2'
ID 238428
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 040199-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.859) question?
Stock # R2197 (G1)
Quality Score 224
Status Not validated
Chromosome 9
Chromosomal Location 107276948-107406545 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 107404602 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Glutamine at position 1138 (L1138Q)
Ref Sequence ENSEMBL: ENSMUSP00000126029 (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: L1129Q

PolyPhen 2 Score 0.974 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000010210
Gene: ENSMUSG00000010066
AA Change: L1129Q

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: L1135Q

PolyPhen 2 Score 0.956 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000082173
Gene: ENSMUSG00000010066
AA Change: L1135Q

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 possibly damaging
Transcript: ENSMUST00000164988
AA Change: L1138Q

PolyPhen 2 Score 0.956 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000130451
Gene: ENSMUSG00000010066
AA Change: L1138Q

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: L1138Q

PolyPhen 2 Score 0.974 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000126029
Gene: ENSMUSG00000010066
AA Change: L1138Q

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: L1137Q

PolyPhen 2 Score 0.956 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000132512
Gene: ENSMUSG00000010066
AA Change: L1137Q

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 possibly damaging
Transcript: ENSMUST00000170737
AA Change: L1131Q

PolyPhen 2 Score 0.956 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000125943
Gene: ENSMUSG00000010066
AA Change: L1131Q

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: 97.3%
  • 20x: 95.2%
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: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam11 A T 11: 102,660,750 (GRCm39) I94F possibly damaging Het
Ankrd50 A T 3: 38,509,741 (GRCm39) D875E probably damaging Het
Arf3 T C 15: 98,639,285 (GRCm39) N60S probably benign Het
Atxn2 T G 5: 121,944,280 (GRCm39) probably null Het
B3gnt8 A T 7: 25,328,373 (GRCm39) I268F probably benign Het
Bmp1 T A 14: 70,723,712 (GRCm39) D708V possibly damaging Het
C1s2 A G 6: 124,609,069 (GRCm39) S163P probably damaging Het
C3 A G 17: 57,526,623 (GRCm39) I786T probably benign Het
Cage1 T A 13: 38,207,029 (GRCm39) Y272F probably damaging Het
Cd300ld A T 11: 114,875,058 (GRCm39) M192K possibly damaging Het
Cdc5l A T 17: 45,718,745 (GRCm39) F624I probably benign Het
Cdh8 T A 8: 99,922,897 (GRCm39) Q333L probably damaging Het
Ciapin1 T A 8: 95,555,787 (GRCm39) K128* probably null Het
Col6a3 T A 1: 90,731,467 (GRCm39) E988D probably benign Het
Crip3 A G 17: 46,740,338 (GRCm39) E46G probably damaging Het
D5Ertd579e A G 5: 36,772,137 (GRCm39) S753P possibly damaging Het
Dock6 T A 9: 21,744,177 (GRCm39) D126V probably damaging Het
Duxf4 T A 10: 58,072,158 (GRCm39) I19F possibly damaging Het
Dvl3 A G 16: 20,342,506 (GRCm39) E153G probably damaging Het
Epas1 A T 17: 87,136,471 (GRCm39) M748L probably benign Het
Exoc8 A G 8: 125,622,477 (GRCm39) L630P probably damaging Het
Fam227a G A 15: 79,507,668 (GRCm39) T454M probably damaging Het
Flnc A T 6: 29,459,134 (GRCm39) D2472V probably damaging Het
Galnt4 G A 10: 98,944,509 (GRCm39) G78E probably damaging Het
Ghr A T 15: 3,362,956 (GRCm39) L172* probably null Het
Gjb5 A T 4: 127,250,063 (GRCm39) probably null Het
Hdac5 T C 11: 102,095,340 (GRCm39) D427G probably damaging Het
Hsd17b4 G A 18: 50,316,369 (GRCm39) probably null Het
Kcnab1 T C 3: 65,017,368 (GRCm39) I59T probably benign Het
Kcnh7 A G 2: 62,607,950 (GRCm39) Y544H probably damaging Het
Kdm7a A G 6: 39,123,870 (GRCm39) S765P probably damaging Het
Lama1 A T 17: 68,059,936 (GRCm39) H675L probably benign Het
Lemd3 CCCTCCTCCTCCTCCTCCTCC CCCTCCTCCTCCTCCTCC 10: 120,814,432 (GRCm39) probably benign Het
Llgl1 T C 11: 60,600,865 (GRCm39) S654P possibly damaging Het
Lvrn G T 18: 47,011,409 (GRCm39) M455I probably benign Het
Mfsd12 T A 10: 81,193,568 (GRCm39) L46Q probably damaging Het
Mtcl1 A T 17: 66,673,427 (GRCm39) M783K probably benign Het
Mthfd1l A T 10: 3,978,399 (GRCm39) T420S probably damaging Het
Mybphl T A 3: 108,284,635 (GRCm39) I294N probably damaging Het
Or4c52 G A 2: 89,845,768 (GRCm39) G165S probably damaging Het
Or4f14b T C 2: 111,775,658 (GRCm39) T48A possibly damaging Het
Or52ab7 T A 7: 102,977,831 (GRCm39) L46* probably null Het
Oxa1l A T 14: 54,598,924 (GRCm39) Q70L probably benign Het
Pcdhac2 A T 18: 37,279,185 (GRCm39) I722F probably damaging Het
Pde4d A G 13: 110,084,924 (GRCm39) D460G probably damaging Het
Pth1r CGGG CGGGGGG 9: 110,556,058 (GRCm39) probably benign Het
Rab11fip3 A G 17: 26,287,152 (GRCm39) S334P probably benign Het
Ror2 C T 13: 53,439,816 (GRCm39) probably null Het
Scnn1g G C 7: 121,366,519 (GRCm39) W572S probably damaging Het
Skint5 G A 4: 113,798,046 (GRCm39) S179L probably damaging Het
Slc22a2 G T 17: 12,817,949 (GRCm39) G175V probably damaging Het
Spaca6 G A 17: 18,056,416 (GRCm39) probably null Het
Tbc1d30 C T 10: 121,140,312 (GRCm39) R207H probably damaging Het
Tdrd5 A G 1: 156,087,435 (GRCm39) I829T probably benign Het
Tmcc3 T C 10: 94,414,780 (GRCm39) S161P probably damaging Het
Tmem150b A G 7: 4,719,353 (GRCm39) V189A probably benign Het
Tmem248 A G 5: 130,260,597 (GRCm39) D54G probably benign Het
Trmt1 T A 8: 85,417,487 (GRCm39) S121T probably damaging Het
Tyk2 C T 9: 21,026,503 (GRCm39) V698M probably damaging Het
Usp17la A G 7: 104,509,919 (GRCm39) R175G probably damaging Het
Vav1 A G 17: 57,610,140 (GRCm39) N464S probably benign Het
Vmn2r57 T G 7: 41,078,249 (GRCm39) probably null Het
Vmn2r78 A G 7: 86,570,535 (GRCm39) Y351C 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
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
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'- ACAATGCGACGGTGAGTTG -3'
(R):5'- CCATGGCACCTTACTTTGGG -3'

Sequencing Primer
(F):5'- TTGGGGGAGCGACGCTAC -3'
(R):5'- ATGGCACCTTACTTTGGGGTTCC -3'
Posted On 2014-10-02