Incidental Mutation 'IGL00839:Dbt'
ID 277999
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 # IGL00839
Quality Score
Status
Chromosome 3
Chromosomal Location 116306776-116343630 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 116339763 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glycine to Serine at position 384 (G384S)
Ref Sequence ENSEMBL: ENSMUSP00000000349 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000349]
AlphaFold P53395
Predicted Effect probably benign
Transcript: ENSMUST00000000349
AA Change: G384S

PolyPhen 2 Score 0.209 (Sensitivity: 0.92; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000000349
Gene: ENSMUSG00000000340
AA Change: G384S

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
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: 37 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
3425401B19Rik A T 14: 32,382,873 (GRCm39) S1031T probably benign Het
a T A 2: 154,887,593 (GRCm39) F18I probably benign Het
Acsl4 A T X: 141,122,948 (GRCm39) N421K possibly damaging Het
Ampd1 A G 3: 103,007,010 (GRCm39) E745G possibly damaging Het
Ankrd44 T C 1: 54,706,594 (GRCm39) N436D probably benign Het
Ap1s2 A G X: 162,709,951 (GRCm39) Y160C probably damaging Het
Bms1 C T 6: 118,382,252 (GRCm39) V429M probably benign Het
Cep57l1 T C 10: 41,607,089 (GRCm39) E158G probably damaging Het
Cldn34b4 T A X: 75,440,955 (GRCm39) C71S probably damaging Het
Col1a2 C T 6: 4,531,095 (GRCm39) probably benign Het
Crisp3 T G 17: 40,550,147 (GRCm39) probably null Het
Defa24 T A 8: 22,224,713 (GRCm39) L54H probably damaging Het
Dennd1a A G 2: 37,706,994 (GRCm39) V504A probably benign Het
Eloa G A 4: 135,738,670 (GRCm39) R97C probably damaging Het
Espl1 T C 15: 102,228,982 (GRCm39) probably benign Het
Fgb T A 3: 82,950,598 (GRCm39) R385S possibly damaging Het
Glod4 T A 11: 76,124,104 (GRCm39) H223L probably benign Het
Hrh1 C T 6: 114,457,283 (GRCm39) T188I probably damaging Het
Hsph1 G T 5: 149,541,919 (GRCm39) A769D possibly damaging Het
Jak2 C T 19: 29,279,047 (GRCm39) P933S probably damaging Het
Lrrd1 T A 5: 3,900,017 (GRCm39) D107E probably benign Het
Osbpl8 T A 10: 111,127,371 (GRCm39) S776R probably benign Het
Pcna C T 2: 132,093,340 (GRCm39) V136I probably benign Het
Pde11a A G 2: 76,045,729 (GRCm39) F365S probably damaging Het
Pi15 A G 1: 17,691,747 (GRCm39) H183R probably damaging Het
Plce1 A G 19: 38,687,006 (GRCm39) Y638C probably damaging Het
Pnpla6 A G 8: 3,592,299 (GRCm39) D1196G probably benign Het
Pramel26 T C 4: 143,539,293 (GRCm39) T67A probably benign Het
Psg22 A G 7: 18,456,893 (GRCm39) I220V probably benign Het
Rap1gap2 A T 11: 74,328,274 (GRCm39) Y97N probably damaging Het
Taf2 A T 15: 54,909,174 (GRCm39) C690* probably null Het
Taf3 A T 2: 9,957,728 (GRCm39) D146E probably damaging Het
Tnrc6c A G 11: 117,605,011 (GRCm39) T49A possibly damaging Het
Trdn T C 10: 33,347,602 (GRCm39) probably null Het
Ttc29 C T 8: 79,060,385 (GRCm39) T435I probably benign Het
Vps37b T C 5: 124,148,814 (GRCm39) T74A possibly damaging Het
Zbtb11 T A 16: 55,820,965 (GRCm39) Y687* probably null 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
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
IGL01806:Dbt APN 3 116,326,954 (GRCm39) missense probably damaging 1.00
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 2015-04-16