Incidental Mutation 'IGL01806:Dbt'
ID 155680
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Dbt
Ensembl Gene ENSMUSG00000000340
Gene Name dihydrolipoamide branched chain transacylase E2
Synonyms dihydrolipoyllysine-residue (2-methylpropanoyl)transferase, D3Wsu60e, dihydrolipoyl transacylase, BCKAD E2
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # IGL01806
Quality Score
Status
Chromosome 3
Chromosomal Location 116306776-116343630 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 116326954 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 101 (V101A)
Ref Sequence ENSEMBL: ENSMUSP00000000349 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000349] [ENSMUST00000197201] [ENSMUST00000199614]
AlphaFold P53395
Predicted Effect probably damaging
Transcript: ENSMUST00000000349
AA Change: V101A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000000349
Gene: ENSMUSG00000000340
AA Change: V101A

DomainStartEndE-ValueType
Pfam:Biotin_lipoyl 65 138 2.8e-22 PFAM
Pfam:E3_binding 171 206 4.4e-18 PFAM
low complexity region 218 232 N/A INTRINSIC
Pfam:2-oxoacid_dh 248 479 8.5e-83 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000117197
Predicted Effect noncoding transcript
Transcript: ENSMUST00000196376
Predicted Effect probably benign
Transcript: ENSMUST00000197201
Predicted Effect probably benign
Transcript: ENSMUST00000199614
Predicted Effect noncoding transcript
Transcript: ENSMUST00000199796
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The branched-chain alpha-keto acid dehydrogenase complex (BCKD) is an inner-mitochondrial enzyme complex involved in the breakdown of the branched-chain amino acids isoleucine, leucine, and valine. The BCKD complex is thought to be composed of a core of 24 transacylase (E2) subunits, and associated decarboxylase (E1), dehydrogenase (E3), and regulatory subunits. This gene encodes the transacylase (E2) subunit. Mutations in this gene result in maple syrup urine disease, type 2. Alternatively spliced transcript variants have been described, but their biological validity has not been determined. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous mutation of this gene results in postnatal lethality, pallor, respiratory distress, and an increase in branched-chain amino acids in the blood and urine. Homozygotes model Maple Syrup Urine Disease. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 27 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adgrg1 T C 8: 95,739,559 (GRCm39) S670P probably damaging Het
Ap5m1 T A 14: 49,317,797 (GRCm39) F351L probably damaging Het
Cacnb2 A G 2: 14,619,079 (GRCm39) Y38C probably damaging Het
Ccdc28a C T 10: 18,095,262 (GRCm39) A151T possibly damaging Het
Cgnl1 T C 9: 71,557,604 (GRCm39) E976G probably damaging Het
Cyp2c39 A G 19: 39,525,264 (GRCm39) Y189C probably damaging Het
Evc A G 5: 37,477,578 (GRCm39) probably null Het
Fastkd5 A G 2: 130,457,532 (GRCm39) Y353H probably benign Het
Gm6408 G A 5: 146,418,892 (GRCm39) R30H probably damaging Het
Lhx8 A G 3: 154,027,992 (GRCm39) S156P probably damaging Het
Mki67 T C 7: 135,300,686 (GRCm39) I1449M probably damaging Het
Mtrr A T 13: 68,728,719 (GRCm39) V27E possibly damaging Het
Myh14 A G 7: 44,307,363 (GRCm39) V226A probably benign Het
Nek1 T C 8: 61,577,246 (GRCm39) S1076P possibly damaging Het
Or52z14 C T 7: 103,253,548 (GRCm39) A229V probably benign Het
Or6ae1 G T 7: 139,742,841 (GRCm39) N7K probably benign Het
Pcdhb7 A G 18: 37,475,548 (GRCm39) D228G possibly damaging Het
Pias3 T C 3: 96,611,073 (GRCm39) S414P probably benign Het
Plcd4 G A 1: 74,591,192 (GRCm39) V196I probably benign Het
Proca1 A G 11: 78,095,737 (GRCm39) D123G probably damaging Het
Ptpn3 A G 4: 57,254,915 (GRCm39) probably null Het
Ptprq C A 10: 107,535,469 (GRCm39) R432L probably damaging Het
Rasgrp4 A G 7: 28,838,475 (GRCm39) K108E possibly damaging Het
Siglecg A G 7: 43,060,888 (GRCm39) probably null Het
Srpra A G 9: 35,126,201 (GRCm39) T465A possibly damaging Het
Tmpo G A 10: 90,999,104 (GRCm39) R228C probably benign Het
Zeb1 G A 18: 5,767,867 (GRCm39) V793M possibly damaging Het
Other mutations in Dbt
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00546:Dbt APN 3 116,332,930 (GRCm39) missense probably benign
IGL00660:Dbt APN 3 116,339,944 (GRCm39) missense probably damaging 1.00
IGL00839:Dbt APN 3 116,339,763 (GRCm39) missense probably benign 0.21
IGL00840:Dbt APN 3 116,339,763 (GRCm39) missense probably benign 0.21
IGL00841:Dbt APN 3 116,339,763 (GRCm39) missense probably benign 0.21
IGL00852:Dbt APN 3 116,339,763 (GRCm39) missense probably benign 0.21
IGL00861:Dbt APN 3 116,339,763 (GRCm39) missense probably benign 0.21
IGL00955:Dbt APN 3 116,339,763 (GRCm39) missense probably benign 0.21
IGL00956:Dbt APN 3 116,339,763 (GRCm39) missense probably benign 0.21
IGL01475:Dbt APN 3 116,313,908 (GRCm39) missense possibly damaging 0.92
IGL01521:Dbt APN 3 116,327,032 (GRCm39) missense probably benign 0.00
IGL03288:Dbt APN 3 116,341,847 (GRCm39) makesense probably null
R0025:Dbt UTSW 3 116,328,432 (GRCm39) missense probably benign 0.22
R0066:Dbt UTSW 3 116,337,478 (GRCm39) missense probably benign 0.00
R0066:Dbt UTSW 3 116,337,478 (GRCm39) missense probably benign 0.00
R0190:Dbt UTSW 3 116,332,736 (GRCm39) critical splice acceptor site probably null
R1650:Dbt UTSW 3 116,328,381 (GRCm39) splice site probably null
R1750:Dbt UTSW 3 116,339,943 (GRCm39) missense probably benign 0.18
R2130:Dbt UTSW 3 116,332,773 (GRCm39) missense probably damaging 1.00
R2131:Dbt UTSW 3 116,332,773 (GRCm39) missense probably damaging 1.00
R2133:Dbt UTSW 3 116,332,773 (GRCm39) missense probably damaging 1.00
R2897:Dbt UTSW 3 116,317,061 (GRCm39) missense probably damaging 1.00
R3442:Dbt UTSW 3 116,341,840 (GRCm39) missense probably benign
R4241:Dbt UTSW 3 116,326,945 (GRCm39) missense probably damaging 1.00
R4681:Dbt UTSW 3 116,326,963 (GRCm39) missense probably damaging 1.00
R4724:Dbt UTSW 3 116,326,945 (GRCm39) missense probably damaging 1.00
R4736:Dbt UTSW 3 116,332,781 (GRCm39) missense probably damaging 0.99
R4737:Dbt UTSW 3 116,332,781 (GRCm39) missense probably damaging 0.99
R4738:Dbt UTSW 3 116,332,781 (GRCm39) missense probably damaging 0.99
R4740:Dbt UTSW 3 116,332,781 (GRCm39) missense probably damaging 0.99
R4809:Dbt UTSW 3 116,339,992 (GRCm39) missense probably damaging 1.00
R4823:Dbt UTSW 3 116,317,036 (GRCm39) missense probably damaging 1.00
R4861:Dbt UTSW 3 116,341,727 (GRCm39) missense probably benign 0.00
R4861:Dbt UTSW 3 116,341,727 (GRCm39) missense probably benign 0.00
R5148:Dbt UTSW 3 116,321,893 (GRCm39) intron probably benign
R5327:Dbt UTSW 3 116,322,220 (GRCm39) intron probably benign
R5700:Dbt UTSW 3 116,313,952 (GRCm39) missense probably damaging 0.97
R5931:Dbt UTSW 3 116,317,074 (GRCm39) missense possibly damaging 0.80
R6463:Dbt UTSW 3 116,333,409 (GRCm39) missense possibly damaging 0.51
R7841:Dbt UTSW 3 116,339,746 (GRCm39) missense possibly damaging 0.85
R8122:Dbt UTSW 3 116,313,891 (GRCm39) nonsense probably null
R8385:Dbt UTSW 3 116,317,039 (GRCm39) missense probably damaging 1.00
R8941:Dbt UTSW 3 116,339,698 (GRCm39) missense probably damaging 0.99
R9734:Dbt UTSW 3 116,339,704 (GRCm39) missense probably benign
RF008:Dbt UTSW 3 116,341,717 (GRCm39) nonsense probably null
RF016:Dbt UTSW 3 116,333,363 (GRCm39) missense probably damaging 1.00
Z1177:Dbt UTSW 3 116,339,740 (GRCm39) missense probably damaging 1.00
Posted On 2014-02-04