Incidental Mutation 'R4630:Bckdha'
ID 349112
Institutional Source Beutler Lab
Gene Symbol Bckdha
Ensembl Gene ENSMUSG00000060376
Gene Name branched chain ketoacid dehydrogenase E1, alpha polypeptide
Synonyms BCKAD E1[a]
MMRRC Submission 041895-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.229) question?
Stock # R4630 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 25329371-25358178 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 25330884 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 44 (I44N)
Ref Sequence ENSEMBL: ENSMUSP00000146018 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000071329] [ENSMUST00000076034] [ENSMUST00000205281] [ENSMUST00000205808] [ENSMUST00000206940]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000071329
AA Change: I294N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000071292
Gene: ENSMUSG00000060376
AA Change: I294N

DomainStartEndE-ValueType
low complexity region 14 36 N/A INTRINSIC
Pfam:E1_dh 107 407 2.9e-117 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000076034
SMART Domains Protein: ENSMUSP00000092277
Gene: ENSMUSG00000059479

DomainStartEndE-ValueType
low complexity region 8 19 N/A INTRINSIC
Pfam:Galactosyl_T 154 344 2.9e-32 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000205281
Predicted Effect probably damaging
Transcript: ENSMUST00000205808
AA Change: I44N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect noncoding transcript
Transcript: ENSMUST00000206824
Predicted Effect probably benign
Transcript: ENSMUST00000206940
Meta Mutation Damage Score 0.8845 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.2%
Validation Efficiency 97% (74/76)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The branched-chain alpha-keto acid (BCAA) dehydrogenase (BCKD) complex is an innter mitochondrial enzyme complex that catalyzes the second major step in the catabolism of the branched-chain amino acids leucine, isoleucine, and valine. The BCKD complex consists of three catalytic components: a heterotetrameric (alpha2-beta2) branched-chain alpha-keto acid decarboxylase (E1), a dihydrolipoyl transacylase (E2), and a dihydrolipoamide dehydrogenase (E3). This gene encodes the alpha subunit of the decarboxylase (E1) component. Mutations in this gene result in maple syrup urine disease, type IA. Multiple transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, Sep 2009]
Allele List at MGI
Other mutations in this stock
Total: 69 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
3110070M22Rik A T 13: 119,624,622 (GRCm39) probably benign Het
Alkbh2 C T 5: 114,262,287 (GRCm39) E148K probably damaging Het
Aopep T C 13: 63,215,906 (GRCm39) S393P probably benign Het
BC024139 T G 15: 76,009,294 (GRCm39) Q240P probably benign Het
Brpf1 T C 6: 113,286,867 (GRCm39) Y32H probably damaging Het
Catip A G 1: 74,408,072 (GRCm39) probably benign Het
Ccdc138 T C 10: 58,409,477 (GRCm39) L602P probably damaging Het
Cilp A T 9: 65,187,162 (GRCm39) T1086S probably benign Het
Comp A T 8: 70,827,032 (GRCm39) I58F possibly damaging Het
Crygs T C 16: 22,624,268 (GRCm39) E113G possibly damaging Het
Dnmt3b C T 2: 153,512,235 (GRCm39) R319* probably null Het
Eif3a A G 19: 60,758,366 (GRCm39) I804T unknown Het
Eif3a A T 19: 60,766,424 (GRCm39) H301Q probably benign Het
Elf3 A T 1: 135,184,478 (GRCm39) probably benign Het
Fads2b C A 2: 85,348,990 (GRCm39) G41* probably null Het
Gm10384 A G 15: 36,872,017 (GRCm39) noncoding transcript Het
Gm11627 T A 11: 102,469,657 (GRCm39) probably benign Het
Gpr183 A T 14: 122,192,261 (GRCm39) Y87N probably damaging Het
Gpr183 G C 14: 122,192,262 (GRCm39) Y86* probably null Het
Gpr26 T C 7: 131,568,709 (GRCm39) V18A probably damaging Het
Herc1 T A 9: 66,340,996 (GRCm39) probably null Het
Hint2 C T 4: 43,656,396 (GRCm39) probably benign Het
Jag1 A T 2: 136,927,899 (GRCm39) D837E probably damaging Het
Jmjd1c C A 10: 66,993,753 (GRCm39) S78* probably null Het
Kcnd3 C T 3: 105,566,082 (GRCm39) A421V probably damaging Het
Krt1 C T 15: 101,754,622 (GRCm39) G543S unknown Het
Lalba T C 15: 98,380,549 (GRCm39) M2V probably benign Het
Lama1 T A 17: 68,101,295 (GRCm39) D1929E probably benign Het
Macf1 T C 4: 123,367,432 (GRCm39) K878R possibly damaging Het
Mboat4 T C 8: 34,591,108 (GRCm39) S182P probably damaging Het
Muc5b A T 7: 141,411,721 (GRCm39) T1556S unknown Het
Myo1g T C 11: 6,469,047 (GRCm39) Y85C probably damaging Het
Ncapd2 C A 6: 125,156,196 (GRCm39) probably null Het
Nox3 T C 17: 3,744,257 (GRCm39) D96G possibly damaging Het
Or10a48 T C 7: 108,424,802 (GRCm39) M135V probably damaging Het
Or1e17 T C 11: 73,831,822 (GRCm39) L250P probably damaging Het
Or6c212 A G 10: 129,559,350 (GRCm39) L21P probably damaging Het
Pacs1 C T 19: 5,206,384 (GRCm39) probably null Het
Pgap4 C G 4: 49,586,254 (GRCm39) V305L probably benign Het
Pgm5 C A 19: 24,812,110 (GRCm39) G141* probably null Het
Pik3r4 A G 9: 105,532,098 (GRCm39) M557V probably benign Het
Pld4 T A 12: 112,731,498 (GRCm39) V217D probably damaging Het
Pphln1-ps1 T C 16: 13,495,278 (GRCm39) S126P probably damaging Het
Ppp1r3c T C 19: 36,710,915 (GRCm39) E285G probably benign Het
Pradc1 T A 6: 85,424,275 (GRCm39) M24L possibly damaging Het
Prepl T C 17: 85,390,659 (GRCm39) T100A probably benign Het
Rmi2 C T 16: 10,704,073 (GRCm39) T138I probably benign Het
Rtkn A T 6: 83,129,163 (GRCm39) K540* probably null Het
Sag C A 1: 87,762,340 (GRCm39) T335K probably damaging Het
Setd4 A G 16: 93,388,114 (GRCm39) L124P probably benign Het
Sh3gl2 A G 4: 85,297,646 (GRCm39) D208G probably damaging Het
Sult4a1 T C 15: 83,989,779 (GRCm39) T8A possibly damaging Het
Tert A G 13: 73,797,110 (GRCm39) D1116G probably damaging Het
Tlr4 A G 4: 66,757,477 (GRCm39) E90G probably benign Het
Tmem123 T C 9: 7,791,393 (GRCm39) L164P probably damaging Het
Top2b T G 14: 16,409,189 (GRCm38) I777M probably damaging Het
Trak1 G A 9: 121,283,491 (GRCm39) R419Q probably benign Het
Trp53bp1 G T 2: 121,038,368 (GRCm39) A1490D probably damaging Het
Ttc16 T C 2: 32,665,389 (GRCm39) probably benign Het
Tyw5 T A 1: 57,427,686 (GRCm39) Q306L probably damaging Het
Ube2j2 T A 4: 156,039,715 (GRCm39) I14N probably damaging Het
Vmn2r103 T C 17: 20,013,958 (GRCm39) I250T probably benign Het
Zar1 A G 5: 72,738,249 (GRCm39) V51A probably benign Het
Zbtb38 T G 9: 96,570,904 (GRCm39) N60T probably damaging Het
Zfp354a T C 11: 50,961,045 (GRCm39) S417P probably damaging Het
Zfp410 A T 12: 84,372,510 (GRCm39) D112V probably damaging Het
Zfp518a C T 19: 40,901,423 (GRCm39) Q451* probably null Het
Zfp64 T C 2: 168,768,463 (GRCm39) N383S possibly damaging Het
Zfp687 A T 3: 94,919,799 (GRCm39) probably null Het
Other mutations in Bckdha
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00906:Bckdha APN 7 25,332,767 (GRCm39) missense probably benign 0.00
IGL01322:Bckdha APN 7 25,358,132 (GRCm39) missense possibly damaging 0.75
IGL02279:Bckdha APN 7 25,330,534 (GRCm39) missense probably damaging 1.00
R0071:Bckdha UTSW 7 25,329,868 (GRCm39) splice site probably null
R0071:Bckdha UTSW 7 25,329,868 (GRCm39) splice site probably null
R0194:Bckdha UTSW 7 25,330,875 (GRCm39) missense probably damaging 1.00
R0615:Bckdha UTSW 7 25,341,210 (GRCm39) missense probably benign 0.00
R1806:Bckdha UTSW 7 25,330,845 (GRCm39) missense probably damaging 1.00
R2520:Bckdha UTSW 7 25,341,124 (GRCm39) missense probably benign 0.18
R3847:Bckdha UTSW 7 25,331,077 (GRCm39) missense probably damaging 1.00
R3975:Bckdha UTSW 7 25,330,858 (GRCm39) missense probably damaging 1.00
R5655:Bckdha UTSW 7 25,329,789 (GRCm39) missense probably damaging 1.00
R6030:Bckdha UTSW 7 25,330,866 (GRCm39) missense probably damaging 1.00
R6030:Bckdha UTSW 7 25,330,866 (GRCm39) missense probably damaging 1.00
R7961:Bckdha UTSW 7 25,330,903 (GRCm39) missense probably damaging 1.00
R8202:Bckdha UTSW 7 25,329,738 (GRCm39) missense probably damaging 1.00
R8344:Bckdha UTSW 7 25,330,872 (GRCm39) missense probably damaging 1.00
R8932:Bckdha UTSW 7 25,330,436 (GRCm39) missense probably damaging 0.99
R9089:Bckdha UTSW 7 25,341,144 (GRCm39) missense probably benign 0.03
R9782:Bckdha UTSW 7 25,340,880 (GRCm39) critical splice donor site probably null
Z1176:Bckdha UTSW 7 25,330,568 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- CAGAGCTTGTCAGACCTGTG -3'
(R):5'- TCTTCTGCCGGAACAATGG -3'

Sequencing Primer
(F):5'- CTTGTCAGACCTGTGAGCTGC -3'
(R):5'- AACCTCTGAGCAGTACCGTG -3'
Posted On 2015-10-08