Incidental Mutation 'R3432:Cpt1b'
ID 266254
Institutional Source Beutler Lab
Gene Symbol Cpt1b
Ensembl Gene ENSMUSG00000078937
Gene Name carnitine palmitoyltransferase 1b, muscle
Synonyms Cpt1, M-CPTI, M-CPT I
MMRRC Submission 040650-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R3432 (G1)
Quality Score 225
Status Validated
Chromosome 15
Chromosomal Location 89300608-89310065 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 89307944 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 205 (E205G)
Ref Sequence ENSEMBL: ENSMUSP00000104936 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000023289] [ENSMUST00000052315] [ENSMUST00000109313] [ENSMUST00000171666] [ENSMUST00000170460] [ENSMUST00000168376]
AlphaFold Q924X2
Predicted Effect probably benign
Transcript: ENSMUST00000023289
SMART Domains Protein: ENSMUSP00000023289
Gene: ENSMUSG00000022617

DomainStartEndE-ValueType
low complexity region 2 17 N/A INTRINSIC
Pfam:APH 70 317 1.9e-14 PFAM
Pfam:Choline_kinase 97 308 1.5e-76 PFAM
low complexity region 324 344 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000052315
Predicted Effect possibly damaging
Transcript: ENSMUST00000109313
AA Change: E205G

PolyPhen 2 Score 0.854 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000104936
Gene: ENSMUSG00000078937
AA Change: E205G

DomainStartEndE-ValueType
Pfam:CPT_N 1 47 2.5e-29 PFAM
Pfam:Carn_acyltransf 173 762 1.3e-183 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000112664
Predicted Effect noncoding transcript
Transcript: ENSMUST00000115278
Predicted Effect noncoding transcript
Transcript: ENSMUST00000165419
Predicted Effect noncoding transcript
Transcript: ENSMUST00000165623
Predicted Effect noncoding transcript
Transcript: ENSMUST00000171140
Predicted Effect noncoding transcript
Transcript: ENSMUST00000166267
Predicted Effect noncoding transcript
Transcript: ENSMUST00000170334
Predicted Effect probably benign
Transcript: ENSMUST00000171666
SMART Domains Protein: ENSMUSP00000127191
Gene: ENSMUSG00000022617

DomainStartEndE-ValueType
Pfam:Choline_kinase 1 142 2.5e-51 PFAM
Pfam:APH 1 149 6.9e-14 PFAM
Pfam:EcKinase 2 116 8.8e-8 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000170460
SMART Domains Protein: ENSMUSP00000128026
Gene: ENSMUSG00000022617

DomainStartEndE-ValueType
Pfam:Choline_kinase 1 176 1e-65 PFAM
Pfam:APH 8 176 6.1e-13 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000168376
SMART Domains Protein: ENSMUSP00000129786
Gene: ENSMUSG00000078937

DomainStartEndE-ValueType
PDB:2LE3|A 1 42 1e-21 PDB
Predicted Effect probably benign
Transcript: ENSMUST00000168879
SMART Domains Protein: ENSMUSP00000128188
Gene: ENSMUSG00000078937

DomainStartEndE-ValueType
Pfam:Carn_acyltransf 3 148 3.5e-34 PFAM
Meta Mutation Damage Score 0.4804 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.9%
  • 20x: 93.7%
Validation Efficiency 98% (44/45)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene, a member of the carnitine/choline acetyltransferase family, is the rate-controlling enzyme of the long-chain fatty acid beta-oxidation pathway in muscle mitochondria. This enzyme is required for the net transport of long-chain fatty acyl-CoAs from the cytoplasm into the mitochondria. Multiple transcript variants encoding different isoforms have been found for this gene, and read-through transcripts are expressed from the upstream locus that include exons from this gene. [provided by RefSeq, Jun 2009]
PHENOTYPE: Homozygous null mice die in utero prior to E9.5. Heterozygous mutant mice exhibit susceptibility to fatal hypothermia following cold exposure, with females more severely affected. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Actr3 G A 1: 125,321,776 (GRCm39) P405S probably damaging Het
Adamts3 A G 5: 89,855,312 (GRCm39) probably benign Het
Angptl2 T C 2: 33,118,814 (GRCm39) V196A probably benign Het
Aoc1 A T 6: 48,882,778 (GRCm39) H240L probably damaging Het
Arsj A T 3: 126,158,624 (GRCm39) T68S probably benign Het
Atp8b3 T C 10: 80,362,014 (GRCm39) K708E probably benign Het
Bahd1 G A 2: 118,753,004 (GRCm39) R757H probably damaging Het
Ceacam5 T A 7: 17,448,901 (GRCm39) V89E probably benign Het
Dhrs7c C T 11: 67,700,699 (GRCm39) T82I probably benign Het
Efs C T 14: 55,157,681 (GRCm39) R117Q probably damaging Het
Evl T C 12: 108,614,567 (GRCm39) probably benign Het
Fam89b A T 19: 5,781,761 (GRCm39) probably null Het
Fbxo16 T C 14: 65,531,233 (GRCm39) F46L probably damaging Het
Glp1r T A 17: 31,143,531 (GRCm39) L189H probably damaging Het
Gstp1 G A 19: 4,086,695 (GRCm39) T110I possibly damaging Het
Hbq1a T G 11: 32,250,715 (GRCm39) S133A probably benign Het
Hhipl1 A G 12: 108,277,948 (GRCm39) E92G probably damaging Het
Il18r1 C T 1: 40,526,249 (GRCm39) T265M probably damaging Het
Lpp T C 16: 24,708,636 (GRCm39) V447A probably benign Het
Mcm2 G A 6: 88,869,990 (GRCm39) R60C probably damaging Het
Mfsd13a C T 19: 46,360,431 (GRCm39) R328C probably damaging Het
Mmel1 C T 4: 154,969,955 (GRCm39) probably benign Het
Myo5c A G 9: 75,170,283 (GRCm39) E471G probably damaging Het
Obscn A G 11: 58,922,003 (GRCm39) L317P probably damaging Het
Or8b57 A T 9: 40,003,845 (GRCm39) M139K probably damaging Het
Psg18 A G 7: 18,083,096 (GRCm39) V232A possibly damaging Het
Ptprt T C 2: 161,769,449 (GRCm39) E472G probably damaging Het
Rap2a G T 14: 120,741,170 (GRCm39) A158S possibly damaging Het
Rbm15 A T 3: 107,237,993 (GRCm39) S802T probably benign Het
Sec14l5 A G 16: 4,996,463 (GRCm39) I470V possibly damaging Het
Serpinb1a T C 13: 33,026,842 (GRCm39) T367A possibly damaging Het
Sirpb1a A G 3: 15,491,447 (GRCm39) W7R probably damaging Het
Slc15a4 A G 5: 127,681,600 (GRCm39) probably null Het
Taf5 A C 19: 47,064,272 (GRCm39) K405T probably damaging Het
Tbc1d19 T C 5: 54,005,548 (GRCm39) probably benign Het
Trim58 T C 11: 58,537,787 (GRCm39) probably benign Het
Tssk4 A G 14: 55,889,152 (GRCm39) N226S probably damaging Het
Uggt1 C A 1: 36,249,140 (GRCm39) E267* probably null Het
Zdhhc23 T A 16: 43,794,533 (GRCm39) probably benign Het
Zfp407 G A 18: 84,226,871 (GRCm39) A2246V probably damaging Het
Zfp872 C T 9: 22,111,750 (GRCm39) R410* probably null Het
Other mutations in Cpt1b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00332:Cpt1b APN 15 89,305,066 (GRCm39) missense probably benign 0.01
IGL00497:Cpt1b APN 15 89,306,496 (GRCm39) missense probably benign 0.22
IGL01142:Cpt1b APN 15 89,303,196 (GRCm39) missense probably benign
IGL02329:Cpt1b APN 15 89,307,942 (GRCm39) missense probably benign
IGL02740:Cpt1b APN 15 89,308,535 (GRCm39) missense probably damaging 1.00
IGL03196:Cpt1b APN 15 89,308,598 (GRCm39) missense probably benign
macellaio UTSW 15 89,307,857 (GRCm39) critical splice donor site probably null
oleagenous UTSW 15 89,309,417 (GRCm39) missense probably damaging 1.00
IGL02796:Cpt1b UTSW 15 89,309,005 (GRCm39) missense probably benign 0.04
PIT4519001:Cpt1b UTSW 15 89,303,066 (GRCm39) missense probably damaging 1.00
R0276:Cpt1b UTSW 15 89,304,162 (GRCm39) missense probably benign 0.12
R0302:Cpt1b UTSW 15 89,302,073 (GRCm39) missense probably benign
R0454:Cpt1b UTSW 15 89,308,596 (GRCm39) missense possibly damaging 0.47
R1199:Cpt1b UTSW 15 89,303,213 (GRCm39) missense probably benign 0.01
R1633:Cpt1b UTSW 15 89,303,018 (GRCm39) missense probably damaging 0.98
R1674:Cpt1b UTSW 15 89,306,535 (GRCm39) missense possibly damaging 0.64
R2087:Cpt1b UTSW 15 89,306,411 (GRCm39) missense probably benign 0.07
R2178:Cpt1b UTSW 15 89,303,246 (GRCm39) missense probably damaging 1.00
R2414:Cpt1b UTSW 15 89,304,283 (GRCm39) splice site probably benign
R2507:Cpt1b UTSW 15 89,303,301 (GRCm39) missense probably benign 0.08
R2883:Cpt1b UTSW 15 89,302,072 (GRCm39) missense probably benign 0.00
R3783:Cpt1b UTSW 15 89,309,392 (GRCm39) missense probably damaging 1.00
R4574:Cpt1b UTSW 15 89,308,247 (GRCm39) splice site probably null
R4737:Cpt1b UTSW 15 89,305,609 (GRCm39) missense probably benign 0.03
R5122:Cpt1b UTSW 15 89,308,226 (GRCm39) missense probably benign 0.09
R5320:Cpt1b UTSW 15 89,303,477 (GRCm39) missense probably benign 0.00
R5365:Cpt1b UTSW 15 89,304,310 (GRCm39) missense possibly damaging 0.78
R5699:Cpt1b UTSW 15 89,308,476 (GRCm39) missense probably benign 0.44
R5710:Cpt1b UTSW 15 89,309,409 (GRCm39) missense probably damaging 1.00
R5873:Cpt1b UTSW 15 89,304,931 (GRCm39) missense probably damaging 1.00
R5941:Cpt1b UTSW 15 89,309,417 (GRCm39) missense probably damaging 1.00
R6163:Cpt1b UTSW 15 89,308,620 (GRCm39) missense probably benign 0.15
R6197:Cpt1b UTSW 15 89,309,037 (GRCm39) missense possibly damaging 0.77
R6323:Cpt1b UTSW 15 89,303,266 (GRCm39) missense probably benign 0.10
R6486:Cpt1b UTSW 15 89,305,027 (GRCm39) missense probably benign
R7571:Cpt1b UTSW 15 89,305,546 (GRCm39) critical splice donor site probably null
R7648:Cpt1b UTSW 15 89,305,570 (GRCm39) missense probably damaging 1.00
R7743:Cpt1b UTSW 15 89,305,607 (GRCm39) missense probably benign 0.25
R7893:Cpt1b UTSW 15 89,307,857 (GRCm39) critical splice donor site probably null
R8021:Cpt1b UTSW 15 89,305,629 (GRCm39) missense probably benign 0.00
R8207:Cpt1b UTSW 15 89,303,018 (GRCm39) missense probably damaging 0.98
R8394:Cpt1b UTSW 15 89,306,490 (GRCm39) critical splice donor site probably null
R8552:Cpt1b UTSW 15 89,306,524 (GRCm39) missense probably damaging 1.00
R8732:Cpt1b UTSW 15 89,308,628 (GRCm39) missense probably benign
R9564:Cpt1b UTSW 15 89,303,472 (GRCm39) missense probably damaging 1.00
R9643:Cpt1b UTSW 15 89,303,229 (GRCm39) missense possibly damaging 0.79
Predicted Primers PCR Primer
(F):5'- AGACATATTCTTCCCACCAGTC -3'
(R):5'- GCCACAATTCACCGGGTAAG -3'

Sequencing Primer
(F):5'- GTCACTCACCTATGGATAGACATG -3'
(R):5'- ATTCACCGGGTAAGAGTCCC -3'
Posted On 2015-02-18