Incidental Mutation 'IGL01801:Cacnb4'
ID 155527
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Cacnb4
Ensembl Gene ENSMUSG00000017412
Gene Name calcium channel, voltage-dependent, beta 4 subunit
Synonyms Cchb4, 3110038O15Rik
Accession Numbers
Essential gene? Probably non essential (E-score: 0.212) question?
Stock # IGL01801
Quality Score
Status
Chromosome 2
Chromosomal Location 52318332-52566816 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 52324723 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Lysine at position 446 (N446K)
Ref Sequence ENSEMBL: ENSMUSP00000136811 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000078324] [ENSMUST00000102760] [ENSMUST00000102761] [ENSMUST00000178799]
AlphaFold Q8R0S4
Predicted Effect probably benign
Transcript: ENSMUST00000078324
AA Change: N446K

PolyPhen 2 Score 0.006 (Sensitivity: 0.97; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000077438
Gene: ENSMUSG00000017412
AA Change: N446K

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: N413K

PolyPhen 2 Score 0.131 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000099821
Gene: ENSMUSG00000017412
AA Change: N413K

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: N400K

PolyPhen 2 Score 0.131 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000099822
Gene: ENSMUSG00000017412
AA Change: N400K

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 noncoding transcript
Transcript: ENSMUST00000124210
Predicted Effect noncoding transcript
Transcript: ENSMUST00000143821
Predicted Effect probably benign
Transcript: ENSMUST00000178799
AA Change: N446K

PolyPhen 2 Score 0.149 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000136811
Gene: ENSMUSG00000017412
AA Change: N446K

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
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: 25 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4932415M13Rik C T 17: 54,031,870 (GRCm39) noncoding transcript Het
Acsm4 C T 7: 119,306,486 (GRCm39) T308I possibly damaging Het
Adamtsl1 A G 4: 86,117,559 (GRCm39) N174S probably benign Het
Atp1b1 C T 1: 164,265,918 (GRCm39) G281D probably damaging Het
Cacna1e T C 1: 154,347,086 (GRCm39) N1027S probably null Het
Cfap210 A T 2: 69,606,623 (GRCm39) probably benign Het
Col13a1 T C 10: 61,679,393 (GRCm39) D215G probably damaging Het
Cyp2d22 T C 15: 82,257,046 (GRCm39) T312A probably benign Het
Cyp4f40 A T 17: 32,895,279 (GRCm39) N467I probably damaging Het
Dnaaf10 T C 11: 17,169,015 (GRCm39) I62T probably benign Het
Ehd4 A T 2: 119,932,822 (GRCm39) D201E probably damaging Het
Farsb T C 1: 78,435,216 (GRCm39) T444A probably benign Het
Gabra6 A C 11: 42,205,935 (GRCm39) I307R probably damaging Het
Impg2 G A 16: 56,057,111 (GRCm39) R287H probably damaging Het
Khdrbs1 A G 4: 129,635,574 (GRCm39) V127A probably benign Het
Lcp1 A T 14: 75,436,815 (GRCm39) T54S probably benign Het
Mrgpra6 T C 7: 46,835,572 (GRCm39) D283G possibly damaging Het
Mterf4 T C 1: 93,232,642 (GRCm39) R70G probably benign Het
Mtmr12 T C 15: 12,270,045 (GRCm39) L711P probably damaging Het
Or4n4 A G 14: 50,519,665 (GRCm39) I15T probably benign Het
Pax8 A G 2: 24,334,576 (GRCm39) probably null Het
Prmt9 T C 8: 78,289,069 (GRCm39) V257A probably damaging Het
Sspo T C 6: 48,434,072 (GRCm39) V959A probably damaging Het
Vps54 T C 11: 21,225,131 (GRCm39) probably null Het
Wdr70 C T 15: 7,916,805 (GRCm39) probably null 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
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
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
Posted On 2014-02-04