Incidental Mutation 'R5872:Fads2'
ID 455284
Institutional Source Beutler Lab
Gene Symbol Fads2
Ensembl Gene ENSMUSG00000024665
Gene Name fatty acid desaturase 2
Synonyms Fads2a, 2900042M13Rik
MMRRC Submission 044079-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.787) question?
Stock # R5872 (G1)
Quality Score 225
Status Not validated
Chromosome 19
Chromosomal Location 10040129-10078867 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 10059997 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 226 (I226V)
Ref Sequence ENSEMBL: ENSMUSP00000025567 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000025567]
AlphaFold Q9Z0R9
Predicted Effect probably benign
Transcript: ENSMUST00000025567
AA Change: I226V

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000025567
Gene: ENSMUSG00000024665
AA Change: I226V

DomainStartEndE-ValueType
Cyt-b5 21 95 1.63e-19 SMART
transmembrane domain 124 143 N/A INTRINSIC
Pfam:FA_desaturase 156 418 5.2e-36 PFAM
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 97.8%
  • 20x: 93.6%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a member of the fatty acid desaturase (FADS) gene family. Desaturase enzymes regulate unsaturation of fatty acids through the introduction of double bonds between defined carbons of the fatty acyl chain. FADS family members are considered fusion products composed of an N-terminal cytochrome b5-like domain and a C-terminal multiple membrane-spanning desaturase portion, both of which are characterized by conserved histidine motifs. This gene is clustered with family members at 11q12-q13.1; this cluster is thought to have arisen evolutionarily from gene duplication based on its similar exon/intron organization. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Jul 2013]
PHENOTYPE: Mice homozygous for a null allele display absence of long-chain polyunsaturated fatty acids, infertility, arrest of spermiogenesis and folliculogenesis, and impaired platelet function. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
3425401B19Rik A G 14: 32,382,309 (GRCm39) S1219P possibly damaging Het
A2ml1 A G 6: 128,538,489 (GRCm39) Y644H probably damaging Het
Abca9 T G 11: 110,007,902 (GRCm39) R1232S possibly damaging Het
Acsf2 C T 11: 94,463,975 (GRCm39) V70M probably benign Het
Ampd1 A G 3: 102,986,446 (GRCm39) I42V probably benign Het
Arhgap10 A G 8: 78,071,267 (GRCm39) probably null Het
Atp1a4 A T 1: 172,071,975 (GRCm39) L432Q probably damaging Het
Bbs12 T A 3: 37,374,598 (GRCm39) C349S possibly damaging Het
Bnc2 A G 4: 84,211,007 (GRCm39) V479A possibly damaging Het
Cald1 A T 6: 34,748,043 (GRCm39) K761* probably null Het
Cd177 C T 7: 24,451,688 (GRCm39) G443R probably null Het
Cdc42bpb T C 12: 111,292,410 (GRCm39) D375G probably damaging Het
Chsy3 T C 18: 59,309,268 (GRCm39) Y174H probably damaging Het
Cmya5 T C 13: 93,233,943 (GRCm39) M382V probably benign Het
Col1a2 G A 6: 4,531,926 (GRCm39) S782N unknown Het
Crtac1 C T 19: 42,297,629 (GRCm39) probably null Het
Csmd3 T A 15: 47,445,923 (GRCm39) D3683V probably damaging Het
Ctrc A G 4: 141,572,354 (GRCm39) L62P probably damaging Het
Cyp3a57 A T 5: 145,307,867 (GRCm39) K208* probably null Het
Dnaaf2 A T 12: 69,244,122 (GRCm39) L313Q probably damaging Het
Dtl A G 1: 191,278,680 (GRCm39) L394P probably benign Het
Ehhadh T C 16: 21,585,305 (GRCm39) E192G probably benign Het
Fat2 T C 11: 55,161,208 (GRCm39) E3174G probably damaging Het
Galnt14 C T 17: 73,881,826 (GRCm39) R91Q probably damaging Het
Hdhd5 G T 6: 120,487,252 (GRCm39) D368E probably benign Het
Hk3 T A 13: 55,158,617 (GRCm39) I528F probably damaging Het
Il10ra A C 9: 45,166,951 (GRCm39) S533R possibly damaging Het
Itpr3 G T 17: 27,305,950 (GRCm39) K169N probably benign Het
Lrrc17 A G 5: 21,780,264 (GRCm39) T413A probably benign Het
Mcm2 C T 6: 88,861,053 (GRCm39) D882N probably benign Het
Met T C 6: 17,562,197 (GRCm39) V1186A probably damaging Het
Msh5 C T 17: 35,248,628 (GRCm39) probably null Het
Nav3 T C 10: 109,600,648 (GRCm39) I1326M probably damaging Het
Nek10 A G 14: 14,850,896 (GRCm38) I314V probably benign Het
Or10g1 A C 14: 52,648,225 (GRCm39) F35V probably damaging Het
Or8b53 T A 9: 38,667,412 (GRCm39) Y143N probably benign Het
Pim1 A G 17: 29,712,720 (GRCm39) E211G probably damaging Het
Plaat1 T A 16: 29,039,189 (GRCm39) Y90N probably benign Het
Ppp1r12b A T 1: 134,704,144 (GRCm39) D903E probably benign Het
Ptpn14 T C 1: 189,583,229 (GRCm39) L692P probably benign Het
Ptprt A G 2: 161,977,138 (GRCm39) C387R probably damaging Het
Qrfprl A G 6: 65,418,369 (GRCm39) probably benign Het
Scarb1 A G 5: 125,381,341 (GRCm39) Y68H possibly damaging Het
Shisa6 T A 11: 66,108,800 (GRCm39) D359V probably damaging Het
Shprh T C 10: 11,063,817 (GRCm39) S1297P probably damaging Het
Sik1 T C 17: 32,069,125 (GRCm39) D250G probably damaging Het
Slamf7 A G 1: 171,466,635 (GRCm39) L190S probably damaging Het
Slc22a3 G A 17: 12,652,355 (GRCm39) P423L probably damaging Het
Slc35e2 A T 4: 155,697,137 (GRCm39) E217V probably damaging Het
Spocd1 A T 4: 129,850,254 (GRCm39) N760I probably damaging Het
Tas2r136 G T 6: 132,754,294 (GRCm39) P278T possibly damaging Het
Tchhl1 A T 3: 93,377,836 (GRCm39) Q180L probably benign Het
Tmem151b T A 17: 45,858,010 (GRCm39) T79S probably benign Het
Tomm70a T A 16: 56,965,105 (GRCm39) C430S probably benign Het
Trbv16 T A 6: 41,128,936 (GRCm39) L40Q probably damaging Het
Trmt1l T G 1: 151,316,594 (GRCm39) I32S probably damaging Het
Ubr4 A G 4: 139,152,641 (GRCm39) T2011A probably damaging Het
Urb1 C T 16: 90,569,652 (GRCm39) W1358* probably null Het
Usp31 T G 7: 121,248,698 (GRCm39) H915P probably benign Het
Vmn2r10 A T 5: 109,151,377 (GRCm39) M79K possibly damaging Het
Vmn2r14 A G 5: 109,369,222 (GRCm39) I117T probably benign Het
Vps13b A G 15: 35,869,497 (GRCm39) H2667R possibly damaging Het
Vwa5b1 G A 4: 138,305,962 (GRCm39) T912M possibly damaging Het
Zfp709 G A 8: 72,643,363 (GRCm39) C264Y probably benign Het
Zkscan5 A G 5: 145,156,898 (GRCm39) I467V probably benign Het
Zxdc A T 6: 90,347,281 (GRCm39) D214V probably damaging Het
Other mutations in Fads2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00931:Fads2 APN 19 10,043,649 (GRCm39) missense probably benign 0.02
IGL02801:Fads2 APN 19 10,060,009 (GRCm39) missense possibly damaging 0.88
IGL03340:Fads2 APN 19 10,069,136 (GRCm39) missense possibly damaging 0.76
sound UTSW 19 10,041,649 (GRCm39) missense probably damaging 1.00
PIT4677001:Fads2 UTSW 19 10,047,694 (GRCm39) missense probably damaging 1.00
R1437:Fads2 UTSW 19 10,069,193 (GRCm39) missense probably benign 0.00
R4827:Fads2 UTSW 19 10,059,958 (GRCm39) missense probably benign 0.03
R5367:Fads2 UTSW 19 10,041,649 (GRCm39) missense probably damaging 1.00
R7062:Fads2 UTSW 19 10,042,962 (GRCm39) splice site probably null
R9189:Fads2 UTSW 19 10,069,183 (GRCm39) missense probably benign
R9733:Fads2 UTSW 19 10,047,940 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- AGCTGGGATAACTTGAGACGAC -3'
(R):5'- ATAGTCTGAGTTCCAGGGACTCC -3'

Sequencing Primer
(F):5'- CGACTAGGAAAGGATTCTTCTGG -3'
(R):5'- CACAAACCCCATGTGTGATG -3'
Posted On 2017-02-10