Incidental Mutation 'R0545:Cacna2d2'
ID 44767
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 038737-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.859) question?
Stock # R0545 (G1)
Quality Score 225
Status Validated
Chromosome 9
Chromosomal Location 107276948-107406545 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 107402422 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 826 (L826P)
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: L826P

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000010210
Gene: ENSMUSG00000010066
AA Change: L826P

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: L833P

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000082173
Gene: ENSMUSG00000010066
AA Change: L833P

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: L832P

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000130451
Gene: ENSMUSG00000010066
AA Change: L832P

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: L833P

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000126029
Gene: ENSMUSG00000010066
AA Change: L833P

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: L833P

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000132512
Gene: ENSMUSG00000010066
AA Change: L833P

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 damaging
Transcript: ENSMUST00000170737
AA Change: L826P

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000125943
Gene: ENSMUSG00000010066
AA Change: L826P

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
Meta Mutation Damage Score 0.5920 question?
Coding Region Coverage
  • 1x: 99.6%
  • 3x: 98.8%
  • 10x: 96.9%
  • 20x: 94.0%
Validation Efficiency 99% (66/67)
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: 65 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4921504E06Rik C T 2: 19,547,187 (GRCm39) R76H probably damaging Het
Adnp2 T C 18: 80,172,616 (GRCm39) I598V probably benign Het
Ago3 T C 4: 126,311,025 (GRCm39) N63D probably damaging Het
Alkbh7 C T 17: 57,306,012 (GRCm39) R138* probably null Het
Atp6ap1l T C 13: 91,031,782 (GRCm39) H300R probably benign Het
BC051076 C T 5: 88,111,349 (GRCm39) noncoding transcript Het
Bltp1 G A 3: 37,041,839 (GRCm39) probably benign Het
Bpifb9a T A 2: 154,103,870 (GRCm39) C104* probably null Het
Car5b G A X: 162,762,297 (GRCm39) R282C probably damaging Het
Ccdc88c T C 12: 100,913,447 (GRCm39) D526G probably damaging Het
Cdh23 T A 10: 60,167,070 (GRCm39) T1861S probably benign Het
Ces2f A C 8: 105,676,668 (GRCm39) M121L possibly damaging Het
Cfap58 G A 19: 47,929,536 (GRCm39) probably benign Het
Chpf2 T C 5: 24,795,322 (GRCm39) S282P possibly damaging Het
Cluap1 C T 16: 3,751,636 (GRCm39) R332W probably damaging Het
Cma2 A T 14: 56,210,570 (GRCm39) M86L probably benign Het
Cog6 A T 3: 52,903,496 (GRCm39) M134K probably damaging Het
Col1a1 A G 11: 94,842,420 (GRCm39) D1446G unknown Het
Cpne8 T A 15: 90,381,278 (GRCm39) D512V probably damaging Het
Ctnna2 T A 6: 77,582,165 (GRCm39) N352I probably damaging Het
Cyp2c69 A C 19: 39,875,105 (GRCm39) L16R probably damaging Het
Dysf T C 6: 84,076,443 (GRCm39) S603P probably damaging Het
Epha5 A G 5: 84,215,217 (GRCm39) probably null Het
Ercc3 T C 18: 32,378,955 (GRCm39) S270P probably damaging Het
F10 T A 8: 13,098,249 (GRCm39) C151S probably damaging Het
Gpr180 T G 14: 118,397,458 (GRCm39) H317Q possibly damaging Het
Gstp2 T C 19: 4,091,633 (GRCm39) E32G possibly damaging Het
Ikzf5 T C 7: 130,994,229 (GRCm39) T133A possibly damaging Het
Itch G T 2: 155,024,218 (GRCm39) G274* probably null Het
Jarid2 T A 13: 45,056,307 (GRCm39) N365K probably benign Het
Lama3 T A 18: 12,694,758 (GRCm39) S1295T possibly damaging Het
Lipc A G 9: 70,719,987 (GRCm39) L255P probably damaging Het
Lrrc38 A G 4: 143,077,328 (GRCm39) D197G probably benign Het
Mfap2 A G 4: 140,741,496 (GRCm39) probably benign Het
Mfhas1 A G 8: 36,056,202 (GRCm39) K226E probably damaging Het
Morc1 A G 16: 48,386,020 (GRCm39) R548G probably benign Het
Mrgprb5 T C 7: 47,818,633 (GRCm39) N34S probably benign Het
Mroh4 T C 15: 74,497,276 (GRCm39) T182A probably benign Het
Mylk G C 16: 34,699,845 (GRCm39) E403Q possibly damaging Het
Myo5a T C 9: 75,074,319 (GRCm39) F743L possibly damaging Het
Notch4 A C 17: 34,802,407 (GRCm39) D1276A probably damaging Het
Or1e34 A T 11: 73,778,843 (GRCm39) Y118* probably null Het
Or3a10 A G 11: 73,935,873 (GRCm39) C76R possibly damaging Het
Or6c209 T A 10: 129,483,218 (GRCm39) C74S probably damaging Het
Or6d15 T A 6: 116,559,617 (GRCm39) I97L probably benign Het
Plin4 T A 17: 56,413,567 (GRCm39) T353S probably damaging Het
Ppp1r9a A G 6: 5,115,357 (GRCm39) T827A probably benign Het
Prlr C T 15: 10,317,652 (GRCm39) T40I probably damaging Het
Psme3 T C 11: 101,210,730 (GRCm39) probably benign Het
Pygb A T 2: 150,657,626 (GRCm39) D363V probably benign Het
Rsph6a C T 7: 18,788,871 (GRCm39) Q68* probably null Het
Serpini2 A G 3: 75,165,445 (GRCm39) V178A probably benign Het
Sh2d2a T C 3: 87,759,195 (GRCm39) probably benign Het
Skint7 A C 4: 111,837,395 (GRCm39) M58L probably benign Het
Slco3a1 G T 7: 73,970,301 (GRCm39) Y435* probably null Het
Stk17b T C 1: 53,801,742 (GRCm39) probably benign Het
Tinag T A 9: 76,938,992 (GRCm39) H162L possibly damaging Het
Ttc21a T A 9: 119,787,865 (GRCm39) L811Q probably damaging Het
Ttc41 A T 10: 86,594,961 (GRCm39) M912L probably benign Het
Vmn2r98 G T 17: 19,273,875 (GRCm39) V41F probably benign Het
Washc5 C T 15: 59,213,942 (GRCm39) C838Y possibly damaging Het
Wrnip1 A G 13: 32,990,796 (GRCm39) T352A probably damaging Het
Zan A C 5: 137,394,439 (GRCm39) C4467G unknown Het
Zc3h7a T C 16: 10,970,197 (GRCm39) probably benign Het
Zfp729a C A 13: 67,768,345 (GRCm39) C628F 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
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
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'- TGTGAGTGTCTGTCCATACCCAGC -3'
(R):5'- ACCTTGAACTTTTCAGCCCAAGCC -3'

Sequencing Primer
(F):5'- CCAGACACTGTATGAGGTGC -3'
(R):5'- AAGCCTCTAGGTCCAGTTTGAC -3'
Posted On 2013-06-11