Incidental Mutation 'R7645:Bcat2'
ID 590479
Institutional Source Beutler Lab
Gene Symbol Bcat2
Ensembl Gene ENSMUSG00000030826
Gene Name branched chain aminotransferase 2, mitochondrial
Synonyms Eca40, Bcat-2
MMRRC Submission 045701-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.226) question?
Stock # R7645 (G1)
Quality Score 225.009
Status Validated
Chromosome 7
Chromosomal Location 45570153-45589711 bp(+) (GRCm38)
Type of Mutation missense
DNA Base Change (assembly) T to A at 45587963 bp (GRCm38)
Zygosity Heterozygous
Amino Acid Change Asparagine to Lysine at position 290 (N290K)
Ref Sequence ENSEMBL: ENSMUSP00000033098 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033098] [ENSMUST00000120864] [ENSMUST00000209204] [ENSMUST00000210811] [ENSMUST00000211173]
AlphaFold O35855
Predicted Effect probably benign
Transcript: ENSMUST00000033098
AA Change: N290K

PolyPhen 2 Score 0.040 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000033098
Gene: ENSMUSG00000030826
AA Change: N290K

DomainStartEndE-ValueType
Pfam:Aminotran_4 101 351 5.4e-33 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000120864
AA Change: N285K

PolyPhen 2 Score 0.040 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000113045
Gene: ENSMUSG00000030826
AA Change: N285K

DomainStartEndE-ValueType
Pfam:Aminotran_4 119 370 7.6e-27 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000209204
AA Change: N250K

PolyPhen 2 Score 0.040 (Sensitivity: 0.94; Specificity: 0.83)
Predicted Effect probably benign
Transcript: ENSMUST00000209410
Predicted Effect probably benign
Transcript: ENSMUST00000210811
Predicted Effect probably benign
Transcript: ENSMUST00000211173
AA Change: N250K

PolyPhen 2 Score 0.040 (Sensitivity: 0.94; Specificity: 0.83)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.2%
Validation Efficiency 98% (46/47)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a branched chain aminotransferase found in mitochondria. The encoded protein forms a dimer that catalyzes the first step in the production of the branched chain amino acids leucine, isoleucine, and valine. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Sep 2009]
PHENOTYPE: The metabolism of branched chain amino acid is impaired in homozygous null mice, resulting in a phenotype similar to human maple syrup urine disease. Mutants exhibit a failure to thrive and die prematurely, though the severity of the symptoms can be ameliorated with a restricted diet. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Actbl2 T A 13: 111,256,255 C375S probably benign Het
Adgrg3 A G 8: 95,034,764 probably benign Het
Amn1 C T 6: 149,185,031 M44I probably benign Het
Atg2b T C 12: 105,623,430 Y1854C probably benign Het
Ccdc39 T C 3: 33,825,169 probably null Het
Cnot10 T C 9: 114,613,637 S501G probably benign Het
Col6a6 A G 9: 105,767,198 probably null Het
Coq2 A C 5: 100,660,250 C228W probably damaging Het
Cpt2 A T 4: 107,906,974 M531K possibly damaging Het
Dennd1a A G 2: 38,021,363 L204P probably damaging Het
Dirc2 T A 16: 35,734,068 probably null Het
Dock9 C T 14: 121,597,663 V1305M probably benign Het
Dusp16 A G 6: 134,725,925 I201T probably damaging Het
Esco2 T C 14: 65,827,181 D370G probably benign Het
Fbxl4 T C 4: 22,377,037 S158P probably damaging Het
Fut10 A G 8: 31,236,204 H329R possibly damaging Het
Gm10436 T C 12: 88,176,258 T392A probably damaging Het
Gpr3 A G 4: 133,211,329 W11R probably damaging Het
H2-M3 T A 17: 37,270,729 I94N probably damaging Het
Krt7 T C 15: 101,412,643 I57T probably damaging Het
Ltc4s T C 11: 50,238,546 probably benign Het
Ms4a6b A T 19: 11,523,940 T105S probably damaging Het
Muc6 T C 7: 141,648,658 H592R probably benign Het
Ncam1 T C 9: 49,565,003 E262G probably benign Het
Olfr1265 T A 2: 90,037,747 I276K possibly damaging Het
Olfr1462 T C 19: 13,191,573 V302A probably benign Het
Plxnb1 T A 9: 109,114,412 S1908T probably damaging Het
Polg2 A T 11: 106,775,593 M242K probably benign Het
Polr3g T C 13: 81,694,444 T151A unknown Het
Psmb8 T C 17: 34,200,212 L160P possibly damaging Het
Rab5b G A 10: 128,681,391 A176V possibly damaging Het
Rreb1 T C 13: 37,931,034 C790R probably damaging Het
Rufy3 A G 5: 88,640,617 T506A probably benign Het
Samd11 T C 4: 156,255,183 probably benign Het
Slc12a2 T C 18: 57,896,378 F279L possibly damaging Het
Son TCCCCCAGCCGCAGGAGCCGAACCCCCAGCCGCAGGAGCAGAACCCCCAGCCGCAGGAGCCGAACCCCCAGCCGCAGGAGCCGAACCCCCAGCCGCAGGAGCCGAACCCCCAGCCG TCCCCCAGCCGCAGGAGCCGAACCCCCAGCCGCAGGAGCCGAACCCCCAGCCGCAGGAGCCGAACCCCCAGCCG 16: 91,660,295 probably benign Het
Srgn C T 10: 62,494,978 W116* probably null Het
Svil A G 18: 5,099,663 E1733G probably damaging Het
Tbc1d22a C T 15: 86,235,541 P49S probably benign Het
Tbc1d9 A T 8: 83,242,553 K490M probably damaging Het
Tcte1 A G 17: 45,534,989 N173S probably benign Het
Tmco6 C T 18: 36,735,393 R31W probably damaging Het
Ttn C A 2: 76,899,681 A5155S unknown Het
Tyro3 T C 2: 119,816,906 Y839H probably damaging Het
Zc3h12d A G 10: 7,867,576 D370G probably benign Het
Zc3h7b T C 15: 81,780,602 L554P probably damaging Het
Zfp352 C T 4: 90,224,777 P385S probably benign Het
Other mutations in Bcat2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01382:Bcat2 APN 7 45588260 missense probably damaging 0.97
IGL02383:Bcat2 APN 7 45588007 missense probably damaging 1.00
IGL03157:Bcat2 APN 7 45575498 missense probably benign
IGL03226:Bcat2 APN 7 45588354 missense probably damaging 1.00
Bearcat UTSW 7 45588368 missense possibly damaging 0.76
prematurely UTSW 7 45588022 critical splice donor site probably null
skunkbear UTSW 7 45575870 missense probably damaging 0.99
P0022:Bcat2 UTSW 7 45588345 missense probably damaging 1.00
R1251:Bcat2 UTSW 7 45575986 missense probably damaging 1.00
R1940:Bcat2 UTSW 7 45588368 missense possibly damaging 0.76
R5446:Bcat2 UTSW 7 45585145 missense possibly damaging 0.88
R6243:Bcat2 UTSW 7 45588267 missense probably benign 0.19
R6932:Bcat2 UTSW 7 45589321 missense probably damaging 0.98
R7336:Bcat2 UTSW 7 45575485 missense probably benign 0.00
R7434:Bcat2 UTSW 7 45576005 splice site probably null
R7732:Bcat2 UTSW 7 45585193 missense possibly damaging 0.65
R7736:Bcat2 UTSW 7 45585193 missense possibly damaging 0.65
R8140:Bcat2 UTSW 7 45588351 missense probably damaging 1.00
R8474:Bcat2 UTSW 7 45587651 missense probably damaging 1.00
R8782:Bcat2 UTSW 7 45585493 missense probably benign
R9112:Bcat2 UTSW 7 45588022 critical splice donor site probably null
R9320:Bcat2 UTSW 7 45585118 missense probably damaging 0.97
R9365:Bcat2 UTSW 7 45575870 missense probably damaging 0.99
R9449:Bcat2 UTSW 7 45585556 missense possibly damaging 0.95
Predicted Primers PCR Primer
(F):5'- TTTGTCTACTGGACCCATGAAGAC -3'
(R):5'- CTAAGGCTGCTGGGAAAGAC -3'

Sequencing Primer
(F):5'- CTGGACCCATGAAGACGGAGG -3'
(R):5'- CTGCTGGGAAAGACAGAGGCC -3'
Posted On 2019-10-24