Incidental Mutation 'R8376:Cacnb4'
ID 646662
Institutional Source Beutler Lab
Gene Symbol Cacnb4
Ensembl Gene ENSMUSG00000017412
Gene Name calcium channel, voltage-dependent, beta 4 subunit
Synonyms Cchb4, 3110038O15Rik
MMRRC Submission 067744-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.212) question?
Stock # R8376 (G1)
Quality Score 225.009
Status Not validated
Chromosome 2
Chromosomal Location 52318332-52566816 bp(-) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) G to A at 52354665 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Stop codon at position 238 (Q238*)
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 null
Transcript: ENSMUST00000078324
AA Change: Q238*
SMART Domains Protein: ENSMUSP00000077438
Gene: ENSMUSG00000017412
AA Change: Q238*

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 null
Transcript: ENSMUST00000102760
AA Change: Q205*
SMART Domains Protein: ENSMUSP00000099821
Gene: ENSMUSG00000017412
AA Change: Q205*

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 null
Transcript: ENSMUST00000102761
AA Change: Q192*
SMART Domains Protein: ENSMUSP00000099822
Gene: ENSMUSG00000017412
AA Change: Q192*

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 null
Transcript: ENSMUST00000178799
AA Change: Q238*
SMART Domains Protein: ENSMUSP00000136811
Gene: ENSMUSG00000017412
AA Change: Q238*

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: 100.0%
  • 3x: 99.9%
  • 10x: 99.4%
  • 20x: 97.9%
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: 55 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam32 A C 8: 25,409,936 (GRCm39) I173S possibly damaging Het
Ahctf1 T C 1: 179,610,520 (GRCm39) D599G probably damaging Het
Alkal2 G T 12: 30,934,850 (GRCm39) G23V probably damaging Het
Ankrd40 G T 11: 94,225,662 (GRCm39) G231V probably damaging Het
Apba2 T A 7: 64,345,341 (GRCm39) V177D probably benign Het
Atp12a G T 14: 56,612,083 (GRCm39) probably null Het
Birc6 C T 17: 74,896,635 (GRCm39) T1027M probably benign Het
Bmpr2 G A 1: 59,906,515 (GRCm39) R536H probably damaging Het
Brms1l C A 12: 55,888,414 (GRCm39) N67K probably benign Het
Cachd1 G A 4: 100,832,073 (GRCm39) R745H probably damaging Het
Cdc42 G A 4: 137,056,205 (GRCm39) T102I probably benign Het
Cfhr1 A C 1: 139,475,549 (GRCm39) C307W unknown Het
Ddb1 G A 19: 10,596,669 (GRCm39) V463M probably damaging Het
Dhx30 G A 9: 109,917,707 (GRCm39) R365C probably benign Het
Dnah1 A G 14: 31,023,303 (GRCm39) F1005L probably damaging Het
Elp4 A G 2: 105,672,653 (GRCm39) V144A probably benign Het
Enpp2 T A 15: 54,773,491 (GRCm39) N77Y probably damaging Het
Fsip1 C T 2: 118,063,519 (GRCm39) V317I possibly damaging Het
Gc G A 5: 89,586,118 (GRCm39) Q341* probably null Het
Gpt2 A T 8: 86,219,694 (GRCm39) I47F probably benign Het
Ino80 A T 2: 119,272,968 (GRCm39) S503T probably benign Het
Kcnn4 C A 7: 24,077,051 (GRCm39) T200K possibly damaging Het
Krtap4-7 A G 11: 99,534,753 (GRCm39) S37P unknown Het
Lrrc4b T C 7: 44,112,018 (GRCm39) V630A probably benign Het
Man2a2 C T 7: 80,010,671 (GRCm39) W773* probably null Het
Mgrn1 T A 16: 4,733,630 (GRCm39) L192Q probably damaging Het
Mtx1 A G 3: 89,121,478 (GRCm39) V52A probably benign Het
Myc A T 15: 61,859,395 (GRCm39) N24Y possibly damaging Het
Nbea G A 3: 55,551,076 (GRCm39) S2696L possibly damaging Het
Nox4 A G 7: 87,023,592 (GRCm39) N493D probably damaging Het
Or52w1 C A 7: 105,017,847 (GRCm39) P105T probably benign Het
Osbpl10 G A 9: 115,052,661 (GRCm39) G403D probably damaging Het
Pdcd6ip A T 9: 113,518,684 (GRCm39) L192Q probably damaging Het
Pde3a A G 6: 141,426,947 (GRCm39) I703V possibly damaging Het
Phf8-ps C A 17: 33,286,038 (GRCm39) A255S probably benign Het
Pkd1l3 CCACAGGTGACATCAGAGACACCTGCATCCAGCAGCCCAACACAGGTGACATCAGAGACACCTGCATCCAGCAGCCCAACACAGGTGACATCAGACACACCTGCATCCAATAGCCCACCACAGGGGACATCAGACACACCTGGATTCAGCAGCCCAACACAGGTGACAACAGCCACACTTGTATCCAGCAGCCCACCACAGGTGACATCAGACACACCTGCATCCAGCAGCCCACCACAGGTGACATCAGACACACCTGCATCCAGCAGCCCACCACAGGTGACATCAGAGACACCTGCATCCAGCAGCCCACCACAGGTGACATCAGACACATCTGCATCCATCAGCCCACCACAGGTAATATCAGACACACCTGCATCCAGCAGCCCACCACAGGTGACATCAGAGACACCTGCATCCAGCAGCCCAACA CCACAGGTGACATCAGAGACACCTGCATCCAGCAGCCCAACACAGGTGACATCAGACACACCTGCATCCAATAGCCCACCACAGGGGACATCAGACACACCTGGATTCAGCAGCCCAACACAGGTGACAACAGCCACACTTGTATCCAGCAGCCCACCACAGGTGACATCAGACACACCTGCATCCAGCAGCCCACCACAGGTGACATCAGACACACCTGCATCCAGCAGCCCACCACAGGTGACATCAGAGACACCTGCATCCAGCAGCCCACCACAGGTGACATCAGACACATCTGCATCCATCAGCCCACCACAGGTAATATCAGACACACCTGCATCCAGCAGCCCACCACAGGTGACATCAGAGACACCTGCATCCAGCAGCCCAACA 8: 110,350,420 (GRCm39) probably benign Het
Plcb3 A G 19: 6,944,071 (GRCm39) S36P probably damaging Het
Plk5 T C 10: 80,196,179 (GRCm39) F279L probably damaging Het
Prl7a1 T G 13: 27,821,638 (GRCm39) E99D probably benign Het
Rnf4 C T 5: 34,508,701 (GRCm39) R188W probably damaging Het
Rsf1 CGGCGGCGG CGGCGGCGGAGGCGGCGG 7: 97,229,124 (GRCm39) probably benign Het
Scel A G 14: 103,809,451 (GRCm39) S264G probably benign Het
Sdk1 A G 5: 142,144,376 (GRCm39) Q1712R possibly damaging Het
Slc15a1 A G 14: 121,718,115 (GRCm39) Y255H probably benign Het
Syne1 C T 10: 4,993,615 (GRCm39) G525D probably benign Het
Taldo1 T C 7: 140,981,788 (GRCm39) V214A probably damaging Het
Tbc1d12 A G 19: 38,889,853 (GRCm39) T428A probably damaging Het
Tlr6 T C 5: 65,112,455 (GRCm39) K151E probably benign Het
Ubr2 T A 17: 47,253,721 (GRCm39) D1468V probably benign Het
Ubtf A C 11: 102,199,737 (GRCm39) Y463D probably damaging Het
Uroc1 A T 6: 90,314,697 (GRCm39) M106L probably damaging Het
Vmn1r55 T A 7: 5,149,869 (GRCm39) I185L probably benign Het
Vmn2r93 T A 17: 18,525,230 (GRCm39) V296D probably damaging Het
Zfp65 A C 13: 67,857,037 (GRCm39) Y81D probably damaging Het
Zw10 A T 9: 48,988,783 (GRCm39) Y683F 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
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
R9624:Cacnb4 UTSW 2 52,364,942 (GRCm39) missense probably benign 0.09
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'- GGCTGTTCCAGTGTGTACTC -3'
(R):5'- AGCAGCTGTGTCTGATTATCATG -3'

Sequencing Primer
(F):5'- TGTGTACTCCCTGGAACACTGAG -3'
(R):5'- TGATTATCATGGCCGTCTGC -3'
Posted On 2020-09-02