Incidental Mutation 'R9624:Cacnb4'
ID 725011
Institutional Source Beutler Lab
Gene Symbol Cacnb4
Ensembl Gene ENSMUSG00000017412
Gene Name calcium channel, voltage-dependent, beta 4 subunit
Synonyms Cchb4, 3110038O15Rik
MMRRC Submission
Accession Numbers
Essential gene? Probably non essential (E-score: 0.212) question?
Stock # R9624 (G1)
Quality Score 225.009
Status Not validated
Chromosome 2
Chromosomal Location 52318332-52566816 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 52364942 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 107 (D107G)
Ref Sequence ENSEMBL: ENSMUSP00000077438 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000078324] [ENSMUST00000102760] [ENSMUST00000102761] [ENSMUST00000178799]
AlphaFold Q8R0S4
PDB Structure BETA4 SUBUNIT OF CA2+ CHANNEL [X-RAY DIFFRACTION]
Predicted Effect probably benign
Transcript: ENSMUST00000078324
AA Change: D107G

PolyPhen 2 Score 0.088 (Sensitivity: 0.93; Specificity: 0.85)
SMART Domains Protein: ENSMUSP00000077438
Gene: ENSMUSG00000017412
AA Change: D107G

DomainStartEndE-ValueType
Pfam:VGCC_beta4Aa_N 49 90 5.4e-27 PFAM
SH3 94 159 4.96e-2 SMART
low complexity region 172 189 N/A INTRINSIC
low complexity region 193 206 N/A INTRINSIC
GuKc 217 398 3.46e-37 SMART
low complexity region 465 481 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000102760
AA Change: D74G

PolyPhen 2 Score 0.406 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000099821
Gene: ENSMUSG00000017412
AA Change: D74G

DomainStartEndE-ValueType
Pfam:VGCC_beta4Aa_N 16 57 9.4e-28 PFAM
SH3 61 126 4.96e-2 SMART
low complexity region 139 156 N/A INTRINSIC
low complexity region 160 173 N/A INTRINSIC
GuKc 184 365 3.46e-37 SMART
low complexity region 432 448 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000102761
AA Change: D61G

PolyPhen 2 Score 0.406 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000099822
Gene: ENSMUSG00000017412
AA Change: D61G

DomainStartEndE-ValueType
Pfam:VGCC_beta4Aa_N 3 44 4.8e-27 PFAM
SH3 48 113 4.96e-2 SMART
low complexity region 126 143 N/A INTRINSIC
low complexity region 147 160 N/A INTRINSIC
GuKc 171 352 3.46e-37 SMART
low complexity region 419 435 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000178799
AA Change: D107G

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000136811
Gene: ENSMUSG00000017412
AA Change: D107G

DomainStartEndE-ValueType
Pfam:VGCC_beta4Aa_N 49 90 1.3e-24 PFAM
SH3 94 159 4.96e-2 SMART
low complexity region 172 189 N/A INTRINSIC
GuKc 217 398 3.46e-37 SMART
low complexity region 465 481 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.8%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the beta subunit family of voltage-dependent calcium channel complex proteins. Calcium channels mediate the influx of calcium ions into the cell upon membrane polarization and consist of a complex of alpha-1, alpha-2/delta, beta, and gamma subunits in a 1:1:1:1 ratio. Various versions of each of these subunits exist, either expressed from similar genes or the result of alternative splicing. The protein encoded by this locus plays an important role in calcium channel function by modulating G protein inhibition, increasing peak calcium current, controlling the alpha-1 subunit membrane targeting and shifting the voltage dependence of activation and inactivation. Certain mutations in this gene have been associated with idiopathic generalized epilepsy (IGE), juvenile myoclonic epilepsy (JME), and episodic ataxia, type 5. [provided by RefSeq, Aug 2016]
PHENOTYPE: Homozygous mutants have lethargic behavior, unstable gait and seizures, with peripheral motor nerves showing reduced conduction velocity and prolonged distal latency. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 60 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam6a A T 12: 113,509,070 (GRCm39) N481I probably damaging Het
Ahnak T A 19: 8,989,846 (GRCm39) L3710Q unknown Het
Anapc15-ps T C 10: 95,508,965 (GRCm39) D105G probably benign Het
Ankfn1 T C 11: 89,414,033 (GRCm39) N114S probably benign Het
Ankrd27 A T 7: 35,301,891 (GRCm39) T137S possibly damaging Het
Atp1b3 A G 9: 96,222,293 (GRCm39) S165P probably benign Het
Atxn7l3 T C 11: 102,182,852 (GRCm39) D256G probably benign Het
B430305J03Rik C A 3: 61,271,408 (GRCm39) L112F unknown Het
Bub1 A T 2: 127,646,766 (GRCm39) I838K probably damaging Het
C3 T A 17: 57,527,189 (GRCm39) E753D probably benign Het
Cenpj A T 14: 56,802,387 (GRCm39) H59Q probably benign Het
Cxxc1 A T 18: 74,352,512 (GRCm39) H364L possibly damaging Het
Dapk1 T C 13: 60,895,937 (GRCm39) I675T probably benign Het
Eln A G 5: 134,738,991 (GRCm39) S663P unknown Het
Epha8 G T 4: 136,659,065 (GRCm39) P863Q probably damaging Het
Erich6 G T 3: 58,536,766 (GRCm39) T278N possibly damaging Het
Fam47e G C 5: 92,726,395 (GRCm39) R111P probably benign Het
Fam83g C T 11: 61,575,328 (GRCm39) probably benign Het
Fanci A T 7: 79,085,117 (GRCm39) I848L probably benign Het
Foxj3 T A 4: 119,483,589 (GRCm39) D620E unknown Het
Gm14443 T A 2: 175,012,129 (GRCm39) N106Y possibly damaging Het
Gm17654 T C 14: 43,815,492 (GRCm39) D105G Het
Gps1 C A 11: 120,677,434 (GRCm39) A216D probably damaging Het
Hs3st3b1 T C 11: 63,780,110 (GRCm39) K339R probably benign Het
Ikzf1 A G 11: 11,719,219 (GRCm39) T396A probably damaging Het
Lratd2 A T 15: 60,694,993 (GRCm39) I251N probably damaging Het
Lrrc9 A G 12: 72,497,586 (GRCm39) I135V probably benign Het
Mylk C A 16: 34,699,677 (GRCm39) Q347K probably benign Het
Myo1e A G 9: 70,303,156 (GRCm39) Y1059C probably damaging Het
Nicn1 C T 9: 108,171,708 (GRCm39) R163C possibly damaging Het
Or10d1b A G 9: 39,613,822 (GRCm39) F81S probably benign Het
Or10j3 A T 1: 173,031,672 (GRCm39) I250F probably benign Het
Or2y1 T A 11: 49,385,834 (GRCm39) I158N possibly damaging Het
Or6c33 T C 10: 129,853,866 (GRCm39) V212A possibly damaging Het
Or8g23 T A 9: 38,971,453 (GRCm39) N170Y probably benign Het
Or8g30 G T 9: 39,230,848 (GRCm39) Q21K probably benign Het
Piezo2 G A 18: 63,197,767 (GRCm39) P1590S possibly damaging Het
Prl7a2 T A 13: 27,849,869 (GRCm39) K68* probably null Het
Prss33 A G 17: 24,054,656 (GRCm39) V14A probably benign Het
Rad17 T C 13: 100,773,503 (GRCm39) N162S probably damaging Het
Sbf2 A T 7: 109,963,857 (GRCm39) V1042E probably damaging Het
Scn1a A T 2: 66,153,766 (GRCm39) M689K probably benign Het
Senp7 A T 16: 55,990,075 (GRCm39) I608F probably damaging Het
Sh2b1 AGCTCAGCCACGGGGAC AGCTCAGCCACGGGGACACGCTCAGCCACGGGGAC 7: 126,066,750 (GRCm39) probably benign Het
Sh2b1 TGGGGACCAGCTCAGCCACGGGGACCAGCTC TGGGGACCAGCTCAGCCACGGGGACCAGCTCAGCCACGGGGACCAGCTC 7: 126,066,742 (GRCm39) probably benign Het
Sh2b1 GGGACCAGCTCAGCCACG GGGACCAGCTCAGCCACGTGGACCAGCTCAGCCACG 7: 126,066,744 (GRCm39) probably benign Het
Slc38a3 A G 9: 107,532,510 (GRCm39) V370A probably damaging Het
Sorbs2 A G 8: 46,228,690 (GRCm39) I307V possibly damaging Het
Spata13 C T 14: 60,944,349 (GRCm39) P581S probably benign Het
Spindoc G A 19: 7,352,197 (GRCm39) T50M probably benign Het
Sppl2b T A 10: 80,699,373 (GRCm39) F269Y probably benign Het
Stab1 C T 14: 30,863,345 (GRCm39) V2114M Het
Tcerg1l A G 7: 137,995,923 (GRCm39) V195A possibly damaging Het
Tent4a A T 13: 69,651,787 (GRCm39) W545R probably damaging Het
Tmem128 G T 5: 38,422,236 (GRCm39) R105L possibly damaging Het
Tns3 G A 11: 8,401,142 (GRCm39) T1052M possibly damaging Het
Vmn1r194 T A 13: 22,428,671 (GRCm39) I96N probably damaging Het
Vmn1r43 G A 6: 89,846,877 (GRCm39) T203M probably damaging Het
Vmn1r78 G A 7: 11,886,410 (GRCm39) S7N probably benign Het
Wapl T A 14: 34,414,063 (GRCm39) N308K possibly damaging Het
Other mutations in Cacnb4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00961:Cacnb4 APN 2 52,367,724 (GRCm39) missense possibly damaging 0.46
IGL01328:Cacnb4 APN 2 52,354,637 (GRCm39) missense probably damaging 1.00
IGL01801:Cacnb4 APN 2 52,324,723 (GRCm39) missense probably benign 0.15
IGL01992:Cacnb4 APN 2 52,355,682 (GRCm39) missense probably damaging 1.00
IGL03030:Cacnb4 APN 2 52,364,894 (GRCm39) missense probably damaging 1.00
R0789:Cacnb4 UTSW 2 52,341,895 (GRCm39) missense probably damaging 1.00
R1069:Cacnb4 UTSW 2 52,345,623 (GRCm39) missense probably damaging 1.00
R1646:Cacnb4 UTSW 2 52,364,912 (GRCm39) missense possibly damaging 0.87
R2050:Cacnb4 UTSW 2 52,359,598 (GRCm39) missense probably damaging 0.99
R3939:Cacnb4 UTSW 2 52,359,501 (GRCm39) missense probably damaging 1.00
R3941:Cacnb4 UTSW 2 52,359,501 (GRCm39) missense probably damaging 1.00
R4455:Cacnb4 UTSW 2 52,355,665 (GRCm39) missense probably damaging 1.00
R4497:Cacnb4 UTSW 2 52,367,783 (GRCm39) missense probably damaging 1.00
R4707:Cacnb4 UTSW 2 52,364,927 (GRCm39) missense probably benign 0.45
R4824:Cacnb4 UTSW 2 52,565,822 (GRCm39) missense probably benign 0.00
R4957:Cacnb4 UTSW 2 52,448,303 (GRCm39) missense probably damaging 0.99
R5913:Cacnb4 UTSW 2 52,324,796 (GRCm39) intron probably benign
R6372:Cacnb4 UTSW 2 52,324,679 (GRCm39) missense probably benign 0.00
R6945:Cacnb4 UTSW 2 52,364,966 (GRCm39) missense probably damaging 1.00
R7557:Cacnb4 UTSW 2 52,359,579 (GRCm39) missense probably damaging 1.00
R7821:Cacnb4 UTSW 2 52,324,520 (GRCm39) missense possibly damaging 0.91
R8015:Cacnb4 UTSW 2 52,354,655 (GRCm39) missense probably damaging 1.00
R8043:Cacnb4 UTSW 2 52,355,663 (GRCm39) missense probably damaging 1.00
R8181:Cacnb4 UTSW 2 52,364,997 (GRCm39) missense probably benign 0.00
R8376:Cacnb4 UTSW 2 52,354,665 (GRCm39) nonsense probably null
R8466:Cacnb4 UTSW 2 52,354,679 (GRCm39) missense probably damaging 1.00
R8765:Cacnb4 UTSW 2 52,327,001 (GRCm39) missense probably damaging 0.99
R9018:Cacnb4 UTSW 2 52,324,706 (GRCm39) missense probably benign 0.26
R9574:Cacnb4 UTSW 2 52,327,016 (GRCm39) missense probably damaging 1.00
R9778:Cacnb4 UTSW 2 52,359,615 (GRCm39) missense probably damaging 0.96
Z1176:Cacnb4 UTSW 2 52,565,824 (GRCm39) critical splice acceptor site probably null
Predicted Primers PCR Primer
(F):5'- ATCCTCTAAGTCTCAGTGAGATGAG -3'
(R):5'- GATTTCCTTGTTGCCTGGAACC -3'

Sequencing Primer
(F):5'- GTTAACCGAGGCTCCACACTG -3'
(R):5'- GGAACCATCATTCATCCTGTGACATG -3'
Posted On 2022-09-12