Incidental Mutation 'R2363:Fmo3'
ID 247204
Institutional Source Beutler Lab
Gene Symbol Fmo3
Ensembl Gene ENSMUSG00000026691
Gene Name flavin containing monooxygenase 3
Synonyms
MMRRC Submission 040344-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R2363 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 162781369-162812097 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 162781884 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tryptophan to Arginine at position 490 (W490R)
Ref Sequence ENSEMBL: ENSMUSP00000028010 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000028010]
AlphaFold P97501
Predicted Effect probably damaging
Transcript: ENSMUST00000028010
AA Change: W490R

PolyPhen 2 Score 0.984 (Sensitivity: 0.74; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000028010
Gene: ENSMUSG00000026691
AA Change: W490R

DomainStartEndE-ValueType
Pfam:FMO-like 2 534 7.7e-286 PFAM
Pfam:Pyr_redox_2 3 245 4.4e-15 PFAM
Pfam:Pyr_redox_3 6 220 1.1e-11 PFAM
Pfam:NAD_binding_8 7 71 3.1e-7 PFAM
Pfam:K_oxygenase 79 224 6.7e-9 PFAM
Meta Mutation Damage Score 0.3375 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.3%
Validation Efficiency 98% (51/52)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Flavin-containing monooxygenases (FMO) are an important class of drug-metabolizing enzymes that catalyze the NADPH-dependent oxygenation of various nitrogen-,sulfur-, and phosphorous-containing xenobiotics such as therapeutic drugs, dietary compounds, pesticides, and other foreign compounds. The human FMO gene family is composed of 5 genes and multiple pseudogenes. FMO members have distinct developmental- and tissue-specific expression patterns. The expression of this FMO3 gene, the major FMO expressed in adult liver, can vary up to 20-fold between individuals. This inter-individual variation in FMO3 expression levels is likely to have significant effects on the rate at which xenobiotics are metabolised and, therefore, is of considerable interest to the pharmaceutical industry. This transmembrane protein localizes to the endoplasmic reticulum of many tissues. Alternative splicing of this gene results in multiple transcript variants encoding different isoforms. Mutations in this gene cause the disorder trimethylaminuria (TMAu) which is characterized by the accumulation and excretion of unmetabolized trimethylamine and a distinctive body odor. In healthy individuals, trimethylamine is primarily converted to the non odorous trimethylamine N-oxide.[provided by RefSeq, Jan 2016]
Allele List at MGI
Other mutations in this stock
Total: 48 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abtb2 T C 2: 103,397,528 (GRCm39) C153R probably damaging Het
Adam23 A G 1: 63,596,650 (GRCm39) probably null Het
Adpgk G T 9: 59,222,136 (GRCm39) M354I probably benign Het
Atmin G T 8: 117,681,653 (GRCm39) probably null Het
C1rl G A 6: 124,486,069 (GRCm39) G480D probably benign Het
C4b G A 17: 34,955,032 (GRCm39) probably benign Het
Cacnb1 G A 11: 97,903,672 (GRCm39) T127I possibly damaging Het
Cmya5 A T 13: 93,230,210 (GRCm39) V1626E probably benign Het
Cndp2 C T 18: 84,686,694 (GRCm39) G443S probably damaging Het
Crb1 A G 1: 139,265,016 (GRCm39) I134T possibly damaging Het
Dnaaf3 T C 7: 4,535,276 (GRCm39) probably null Het
Enam C T 5: 88,651,008 (GRCm39) P764L probably benign Het
Fat3 G A 9: 15,909,567 (GRCm39) S2145F probably damaging Het
Fbln1 G A 15: 85,111,341 (GRCm39) probably null Het
Flnb A G 14: 7,945,950 (GRCm38) I2452V possibly damaging Het
Gabrb1 C T 5: 72,026,916 (GRCm39) R106* probably null Het
Galnt4 C T 10: 98,944,923 (GRCm39) T216I probably damaging Het
Gkn3 C T 6: 87,360,507 (GRCm39) A163T probably damaging Het
Golph3 A G 15: 12,349,649 (GRCm39) D223G probably benign Het
Herc4 T A 10: 63,151,473 (GRCm39) F905I possibly damaging Het
Il23r T C 6: 67,429,401 (GRCm39) T314A probably benign Het
Lrrtm4 T C 6: 79,998,857 (GRCm39) W90R probably damaging Het
Maml2 C T 9: 13,532,541 (GRCm39) T585I probably damaging Het
Mpp3 G A 11: 101,911,312 (GRCm39) A170V probably damaging Het
Naip6 T A 13: 100,452,928 (GRCm39) K44N possibly damaging Het
Or10aa3 C T 1: 173,878,814 (GRCm39) R292C probably damaging Het
Or10ak7 C T 4: 118,791,230 (GRCm39) E272K probably benign Het
Or1e17 A G 11: 73,831,182 (GRCm39) T37A possibly damaging Het
Or4k51 C T 2: 111,585,139 (GRCm39) P182S probably damaging Het
Or51b6 T A 7: 103,556,267 (GRCm39) M207K probably benign Het
Or6f2 A G 7: 139,756,878 (GRCm39) T282A probably damaging Het
Or7e165 T G 9: 19,694,892 (GRCm39) I154M probably benign Het
Or8c10 T C 9: 38,279,394 (GRCm39) I174T probably damaging Het
Pak1 T A 7: 97,535,521 (GRCm39) V204E probably benign Het
Pcdhb10 T A 18: 37,547,190 (GRCm39) C755* probably null Het
Pcdhb20 A G 18: 37,638,725 (GRCm39) Y417C probably damaging Het
Pkd1l3 G T 8: 110,355,341 (GRCm39) W723L probably benign Het
Plin1 C T 7: 79,376,139 (GRCm39) probably null Het
Polr3a A T 14: 24,525,960 (GRCm39) probably null Het
Ranbp2 A T 10: 58,314,758 (GRCm39) K1826I possibly damaging Het
Rapgef1 A G 2: 29,626,608 (GRCm39) I970V possibly damaging Het
Rdx C A 9: 51,980,173 (GRCm39) F255L probably damaging Het
Rp1l1 A T 14: 64,267,447 (GRCm39) H1011L possibly damaging Het
Serpina6 T C 12: 103,614,868 (GRCm39) D326G probably benign Het
Sh3tc2 A G 18: 62,123,966 (GRCm39) E909G probably benign Het
Shprh T A 10: 11,047,697 (GRCm39) V1015D probably damaging Het
Slfn8 A T 11: 82,894,920 (GRCm39) Y629N probably damaging Het
Triml1 A G 8: 43,594,408 (GRCm39) S8P probably damaging Het
Other mutations in Fmo3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00975:Fmo3 APN 1 162,791,599 (GRCm39) missense probably benign 0.15
IGL01124:Fmo3 APN 1 162,785,830 (GRCm39) missense probably damaging 1.00
IGL01645:Fmo3 APN 1 162,791,575 (GRCm39) missense possibly damaging 0.53
IGL01710:Fmo3 APN 1 162,810,612 (GRCm39) missense probably damaging 1.00
IGL01943:Fmo3 APN 1 162,794,575 (GRCm39) missense probably benign 0.01
IGL02489:Fmo3 APN 1 162,781,856 (GRCm39) missense possibly damaging 0.75
IGL02503:Fmo3 APN 1 162,796,433 (GRCm39) missense probably benign 0.03
IGL02743:Fmo3 APN 1 162,786,052 (GRCm39) missense probably damaging 1.00
IGL02974:Fmo3 APN 1 162,810,619 (GRCm39) missense probably damaging 1.00
IGL03023:Fmo3 APN 1 162,786,034 (GRCm39) missense probably benign 0.00
R0554:Fmo3 UTSW 1 162,781,901 (GRCm39) missense probably benign 0.03
R0629:Fmo3 UTSW 1 162,785,796 (GRCm39) splice site probably benign
R1209:Fmo3 UTSW 1 162,791,597 (GRCm39) missense probably benign 0.00
R1213:Fmo3 UTSW 1 162,795,392 (GRCm39) missense probably damaging 1.00
R1612:Fmo3 UTSW 1 162,795,454 (GRCm39) missense probably damaging 1.00
R1636:Fmo3 UTSW 1 162,781,994 (GRCm39) missense probably benign
R1710:Fmo3 UTSW 1 162,795,356 (GRCm39) missense possibly damaging 0.59
R1764:Fmo3 UTSW 1 162,786,142 (GRCm39) missense possibly damaging 0.79
R1775:Fmo3 UTSW 1 162,796,294 (GRCm39) missense possibly damaging 0.54
R1906:Fmo3 UTSW 1 162,794,475 (GRCm39) missense probably damaging 1.00
R2418:Fmo3 UTSW 1 162,794,527 (GRCm39) missense probably benign
R2519:Fmo3 UTSW 1 162,785,874 (GRCm39) missense probably damaging 1.00
R3940:Fmo3 UTSW 1 162,791,555 (GRCm39) missense probably benign 0.01
R3977:Fmo3 UTSW 1 162,786,147 (GRCm39) missense probably damaging 0.99
R4779:Fmo3 UTSW 1 162,796,407 (GRCm39) missense probably damaging 1.00
R4846:Fmo3 UTSW 1 162,781,880 (GRCm39) missense possibly damaging 0.94
R4892:Fmo3 UTSW 1 162,796,300 (GRCm39) missense probably benign 0.00
R5102:Fmo3 UTSW 1 162,791,546 (GRCm39) missense probably benign 0.01
R5516:Fmo3 UTSW 1 162,781,995 (GRCm39) nonsense probably null
R6035:Fmo3 UTSW 1 162,791,605 (GRCm39) missense probably damaging 0.97
R6035:Fmo3 UTSW 1 162,791,605 (GRCm39) missense probably damaging 0.97
R7050:Fmo3 UTSW 1 162,791,473 (GRCm39) missense probably damaging 0.98
R7088:Fmo3 UTSW 1 162,796,434 (GRCm39) missense probably benign 0.04
R7205:Fmo3 UTSW 1 162,781,857 (GRCm39) missense possibly damaging 0.90
R7371:Fmo3 UTSW 1 162,781,796 (GRCm39) missense possibly damaging 0.57
R7685:Fmo3 UTSW 1 162,785,901 (GRCm39) missense possibly damaging 0.73
R8458:Fmo3 UTSW 1 162,794,509 (GRCm39) missense possibly damaging 0.89
R8821:Fmo3 UTSW 1 162,796,407 (GRCm39) missense probably damaging 1.00
R9371:Fmo3 UTSW 1 162,796,281 (GRCm39) missense probably benign 0.18
R9564:Fmo3 UTSW 1 162,786,021 (GRCm39) missense probably damaging 1.00
R9764:Fmo3 UTSW 1 162,794,524 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- TCTGGCAAAAGATCTTGAACAGG -3'
(R):5'- TGGATGAACTGGCCTCCTTC -3'

Sequencing Primer
(F):5'- AATAGCAAAGTTCTTGTCTGGTTG -3'
(R):5'- TTCATTGGTGCAAAGCCCAATC -3'
Posted On 2014-10-30