Incidental Mutation 'R4233:Fbxo32'
ID 320984
Institutional Source Beutler Lab
Gene Symbol Fbxo32
Ensembl Gene ENSMUSG00000022358
Gene Name F-box protein 32
Synonyms atrogin-1, ATROGIN1, MAFbx, 4833442G10Rik
MMRRC Submission 041642-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R4233 (G1)
Quality Score 225
Status Validated
Chromosome 15
Chromosomal Location 58039275-58078288 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 58055729 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Lysine at position 135 (T135K)
Ref Sequence ENSEMBL: ENSMUSP00000022986 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000022986]
AlphaFold Q9CPU7
Predicted Effect possibly damaging
Transcript: ENSMUST00000022986
AA Change: T135K

PolyPhen 2 Score 0.810 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000022986
Gene: ENSMUSG00000022358
AA Change: T135K

DomainStartEndE-ValueType
Blast:FBOX 228 269 6e-16 BLAST
Meta Mutation Damage Score 0.1168 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.8%
  • 10x: 97.6%
  • 20x: 96.2%
Validation Efficiency 100% (53/53)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the F-box protein family which is characterized by an approximately 40 amino acid motif, the F-box. The F-box proteins constitute one of the four subunits of the ubiquitin protein ligase complex called SCFs (SKP1-cullin-F-box), which function in phosphorylation-dependent ubiquitination. The F-box proteins are divided into 3 classes: Fbws containing WD-40 domains, Fbls containing leucine-rich repeats, and Fbxs containing either different protein-protein interaction modules or no recognizable motifs. The protein encoded by this gene belongs to the Fbxs class and contains an F-box domain. This protein is highly expressed during muscle atrophy, whereas mice deficient in this gene were found to be resistant to atrophy. This protein is thus a potential drug target for the treatment of muscle atrophy. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Jun 2011]
PHENOTYPE: A targeted homozygous mutation in this gene results in resistance to skeletal muscle atrophy in response to nerve injury. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700123K08Rik A T 5: 138,562,454 (GRCm39) Y96N probably damaging Het
Abca15 C T 7: 120,002,202 (GRCm39) Q1572* probably null Het
Ajuba T C 14: 54,806,983 (GRCm39) R490G probably damaging Het
Akap6 T A 12: 53,186,454 (GRCm39) N1289K probably damaging Het
Ankfy1 G A 11: 72,605,310 (GRCm39) probably null Het
Aph1c A G 9: 66,740,603 (GRCm39) F41S probably damaging Het
Arhgap21 A G 2: 20,891,948 (GRCm39) V161A probably damaging Het
Arhgef18 T C 8: 3,500,317 (GRCm39) I541T possibly damaging Het
Arhgef40 T C 14: 52,227,628 (GRCm39) V458A possibly damaging Het
Atg14 T C 14: 47,788,802 (GRCm39) K184E probably benign Het
Casp8 T C 1: 58,883,929 (GRCm39) V432A probably damaging Het
Ccar2 T C 14: 70,388,540 (GRCm39) T169A possibly damaging Het
Cfap58 G A 19: 47,963,994 (GRCm39) V541M possibly damaging Het
Coro2b T C 9: 62,333,467 (GRCm39) E376G possibly damaging Het
Dnah11 T C 12: 117,880,526 (GRCm39) T3865A probably damaging Het
Dync2h1 T C 9: 7,134,360 (GRCm39) E1549G probably benign Het
Ercc6l2 T C 13: 64,019,982 (GRCm39) probably benign Het
Fhip2b A C 14: 70,824,318 (GRCm39) V473G probably damaging Het
Fras1 A T 5: 96,862,235 (GRCm39) I2205F possibly damaging Het
Gm12034 A G 11: 20,396,785 (GRCm39) noncoding transcript Het
Gm26678 T C 3: 54,540,504 (GRCm39) noncoding transcript Het
Gm5108 C A 5: 68,132,496 (GRCm39) T55K unknown Het
Gpa33 A T 1: 165,974,340 (GRCm39) D59V probably damaging Het
Gpn2 T A 4: 133,312,016 (GRCm39) Y83N probably damaging Het
Gzf1 C T 2: 148,528,453 (GRCm39) P460S possibly damaging Het
Ifi203 A T 1: 173,764,099 (GRCm39) S124R possibly damaging Het
Impg1 A G 9: 80,252,611 (GRCm39) L523P probably damaging Het
Ldlrap1 T A 4: 134,484,649 (GRCm39) probably null Het
Madd T C 2: 91,008,581 (GRCm39) E107G probably benign Het
Med12l T G 3: 59,164,644 (GRCm39) probably null Het
Nxpe4 A T 9: 48,310,137 (GRCm39) T467S probably damaging Het
Or52n4 A G 7: 104,294,195 (GRCm39) V126A probably benign Het
Or7g30 T A 9: 19,352,886 (GRCm39) L226I probably damaging Het
Pam A T 1: 97,792,119 (GRCm39) V434D possibly damaging Het
Plxnd1 T C 6: 115,942,914 (GRCm39) N1257D probably benign Het
Prkdc C T 16: 15,653,783 (GRCm39) A3870V probably benign Het
Ralgapa1 C T 12: 55,687,429 (GRCm39) R2019Q probably damaging Het
Rufy4 T C 1: 74,186,822 (GRCm39) C537R probably damaging Het
Ryr2 T C 13: 11,765,611 (GRCm39) D1375G probably benign Het
Skint11 C A 4: 114,101,856 (GRCm39) Q99K probably benign Het
Slc13a2 A G 11: 78,294,361 (GRCm39) probably benign Het
Slc7a13 T C 4: 19,819,070 (GRCm39) F90S probably damaging Het
Spc24 T C 9: 21,667,498 (GRCm39) probably null Het
Stard13 A G 5: 150,986,164 (GRCm39) S331P probably benign Het
Sult2a8 T A 7: 14,147,608 (GRCm39) I228L probably benign Het
Tas2r140 A T 6: 133,031,915 (GRCm39) V281D probably damaging Het
Tmem38b T C 4: 53,840,710 (GRCm39) C66R probably damaging Het
Tshz1 C A 18: 84,034,320 (GRCm39) E29D probably benign Het
Zfp599 T A 9: 22,161,041 (GRCm39) K375* probably null Het
Other mutations in Fbxo32
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01584:Fbxo32 APN 15 58,047,632 (GRCm39) missense probably damaging 0.98
IGL02371:Fbxo32 APN 15 58,044,860 (GRCm39) utr 3 prime probably benign
IGL02721:Fbxo32 APN 15 58,046,358 (GRCm39) missense possibly damaging 0.85
R0277:Fbxo32 UTSW 15 58,047,605 (GRCm39) missense probably damaging 1.00
R0323:Fbxo32 UTSW 15 58,047,605 (GRCm39) missense probably damaging 1.00
R1661:Fbxo32 UTSW 15 58,054,865 (GRCm39) missense probably damaging 1.00
R2315:Fbxo32 UTSW 15 58,071,431 (GRCm39) missense probably benign 0.28
R2321:Fbxo32 UTSW 15 58,054,689 (GRCm39) missense possibly damaging 0.52
R2849:Fbxo32 UTSW 15 58,071,368 (GRCm39) missense probably benign
R4569:Fbxo32 UTSW 15 58,044,873 (GRCm39) missense probably damaging 0.99
R6856:Fbxo32 UTSW 15 58,078,037 (GRCm39) start gained probably benign
R7747:Fbxo32 UTSW 15 58,054,757 (GRCm39) missense probably damaging 1.00
R7868:Fbxo32 UTSW 15 58,077,986 (GRCm39) missense probably damaging 1.00
R8317:Fbxo32 UTSW 15 58,068,626 (GRCm39) missense probably damaging 1.00
R9009:Fbxo32 UTSW 15 58,046,358 (GRCm39) missense possibly damaging 0.85
Z1176:Fbxo32 UTSW 15 58,068,638 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GCCATGACTCACTTCTCTAGGC -3'
(R):5'- GAGCATCTGCCTTTTATTGCCTAG -3'

Sequencing Primer
(F):5'- AGGCTTATACTCCTTTAAACCTAGTG -3'
(R):5'- TCTAAGCCTGGCAACTTC -3'
Posted On 2015-06-12