Incidental Mutation 'R4157:Degs1'
ID 315565
Institutional Source Beutler Lab
Gene Symbol Degs1
Ensembl Gene ENSMUSG00000038633
Gene Name delta 4-desaturase, sphingolipid 1
Synonyms Des1, Mdes
MMRRC Submission 041000-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.205) question?
Stock # R4157 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 182103529-182110366 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 182110192 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 26 (I26T)
Ref Sequence ENSEMBL: ENSMUSP00000048519 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035295] [ENSMUST00000133052]
AlphaFold O09005
Predicted Effect possibly damaging
Transcript: ENSMUST00000035295
AA Change: I26T

PolyPhen 2 Score 0.827 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000048519
Gene: ENSMUSG00000038633
AA Change: I26T

DomainStartEndE-ValueType
Lipid_DES 5 43 4.36e-20 SMART
Pfam:FA_desaturase 65 293 1.1e-26 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000132551
Predicted Effect probably benign
Transcript: ENSMUST00000133052
SMART Domains Protein: ENSMUSP00000119473
Gene: ENSMUSG00000038633

DomainStartEndE-ValueType
low complexity region 3 20 N/A INTRINSIC
transmembrane domain 37 55 N/A INTRINSIC
Pfam:FA_desaturase 59 260 4.5e-20 PFAM
Meta Mutation Damage Score 0.3821 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.6%
  • 20x: 96.1%
Validation Efficiency 95% (52/55)
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 membrane fatty acid desaturase family which is responsible for inserting double bonds into specific positions in fatty acids. This protein contains three His-containing consensus motifs that are characteristic of a group of membrane fatty acid desaturases. It is predicted to be a multiple membrane-spanning protein localized to the endoplasmic reticulum. Overexpression of this gene inhibited biosynthesis of the EGF receptor, suggesting a possible role of a fatty acid desaturase in regulating biosynthetic processing of the EGF receptor. [provided by RefSeq, Mar 2010]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit premature death, decreased to absent ceramide levels, decreased body weight, scaly skin, sparse hair, tremors, hematological and blood chemistry abnormalities, decreased bone mineral content and density and decreased liver function. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adamts7 G T 9: 90,070,414 (GRCm39) R585L probably damaging Het
Adamtsl5 C T 10: 80,181,156 (GRCm39) R75Q probably null Het
Ankrd26 T A 6: 118,484,782 (GRCm39) Q1485L probably damaging Het
Apbb2 G A 5: 66,459,947 (GRCm39) R717* probably null Het
Arl6ip1 AAAATAAATAAATAAATAAATAAATA AAAATAAATAAATAAATAAATAAATAAATA 7: 117,721,122 (GRCm39) probably benign Het
Atp8b5 A G 4: 43,365,591 (GRCm39) E735G probably damaging Het
Bcl11b A T 12: 107,883,684 (GRCm39) probably null Het
C4b A G 17: 34,961,829 (GRCm39) I139T probably damaging Het
Ccpg1 C A 9: 72,919,449 (GRCm39) Q355K probably benign Het
Cdk8 A T 5: 146,236,259 (GRCm39) probably benign Het
Ctif T C 18: 75,568,341 (GRCm39) H599R probably benign Het
Dnajc4 T C 19: 6,967,208 (GRCm39) N72S probably damaging Het
Ecd A G 14: 20,374,632 (GRCm39) S503P probably damaging Het
Gm3486 G A 14: 41,208,343 (GRCm39) L123F probably benign Het
Inpp5f C T 7: 128,281,423 (GRCm39) probably benign Het
Irx4 A T 13: 73,413,662 (GRCm39) Q44L probably benign Het
Krt9 T A 11: 100,079,475 (GRCm39) Y639F unknown Het
Lgals9 C A 11: 78,863,933 (GRCm39) V71L possibly damaging Het
Mdga1 T C 17: 30,052,317 (GRCm39) N143S probably benign Het
Ndufs4 A T 13: 114,444,390 (GRCm39) S129R probably benign Het
Nup50l C G 6: 96,142,264 (GRCm39) W260S possibly damaging Het
Oog2 A G 4: 143,920,523 (GRCm39) probably benign Het
Orm2 T A 4: 63,282,222 (GRCm39) F133L probably null Het
Pasd1 T C X: 70,983,161 (GRCm39) C378R possibly damaging Het
Pidd1 A G 7: 141,021,279 (GRCm39) V333A possibly damaging Het
Ppp4r3a A G 12: 101,021,878 (GRCm39) F341L probably damaging Het
Rab11fip1 A T 8: 27,642,175 (GRCm39) S875T probably damaging Het
Rpap1 C T 2: 119,604,660 (GRCm39) R416H probably damaging Het
Rpl31-ps17 C T 12: 54,748,397 (GRCm39) noncoding transcript Het
Shroom3 G T 5: 93,090,945 (GRCm39) V1151F probably damaging Het
Snx22 T C 9: 65,975,493 (GRCm39) Y92C probably damaging Het
Srgn A G 10: 62,333,613 (GRCm39) F55L possibly damaging Het
Swt1 A T 1: 151,278,795 (GRCm39) V454E probably damaging Het
Tmem54 G A 4: 129,004,504 (GRCm39) R151Q probably damaging Het
Tns1 T A 1: 73,953,790 (GRCm39) N1848Y probably damaging Het
Tns2 C T 15: 102,017,369 (GRCm39) R281C probably damaging Het
Top2b A G 14: 16,384,491 (GRCm38) N80S probably benign Het
Trim7 T C 11: 48,738,920 (GRCm39) V313A probably benign Het
Uaca A G 9: 60,779,035 (GRCm39) S1141G probably benign Het
Ubr3 T C 2: 69,790,013 (GRCm39) probably null Het
Utp20 A G 10: 88,597,729 (GRCm39) V121A probably benign Het
Wdr20 G A 12: 110,704,608 (GRCm39) R49H possibly damaging Het
Ylpm1 T C 12: 85,104,177 (GRCm39) probably benign Het
Zfp398 A T 6: 47,812,843 (GRCm39) T5S probably benign Het
Zfp410 G A 12: 84,374,206 (GRCm39) R181H probably damaging Het
Zfp523 C T 17: 28,421,257 (GRCm39) A367V probably benign Het
Zfp748 G A 13: 67,690,225 (GRCm39) S345L possibly damaging Het
Other mutations in Degs1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00977:Degs1 APN 1 182,106,774 (GRCm39) missense probably benign 0.34
IGL01766:Degs1 APN 1 182,106,660 (GRCm39) missense probably damaging 1.00
IGL02237:Degs1 APN 1 182,107,253 (GRCm39) missense probably damaging 0.97
IGL02578:Degs1 APN 1 182,106,592 (GRCm39) nonsense probably null
IGL03200:Degs1 APN 1 182,107,256 (GRCm39) start codon destroyed probably null 1.00
R0087:Degs1 UTSW 1 182,106,875 (GRCm39) missense probably benign 0.00
R0126:Degs1 UTSW 1 182,107,257 (GRCm39) start codon destroyed probably null 0.85
R0299:Degs1 UTSW 1 182,106,836 (GRCm39) missense probably damaging 0.99
R4260:Degs1 UTSW 1 182,106,806 (GRCm39) missense probably benign
R4520:Degs1 UTSW 1 182,104,373 (GRCm39) missense possibly damaging 0.95
R4606:Degs1 UTSW 1 182,104,388 (GRCm39) missense probably damaging 0.99
R4888:Degs1 UTSW 1 182,104,370 (GRCm39) missense probably damaging 0.98
R5366:Degs1 UTSW 1 182,106,927 (GRCm39) missense probably benign 0.08
R6574:Degs1 UTSW 1 182,106,638 (GRCm39) missense probably damaging 1.00
R7023:Degs1 UTSW 1 182,106,630 (GRCm39) missense probably damaging 0.99
R7164:Degs1 UTSW 1 182,106,690 (GRCm39) missense probably damaging 0.99
R7633:Degs1 UTSW 1 182,107,263 (GRCm39) missense probably damaging 1.00
R7894:Degs1 UTSW 1 182,104,417 (GRCm39) missense probably benign 0.00
R7894:Degs1 UTSW 1 182,104,416 (GRCm39) missense probably damaging 0.97
R7905:Degs1 UTSW 1 182,106,601 (GRCm39) missense possibly damaging 0.72
R8233:Degs1 UTSW 1 182,107,160 (GRCm39) missense probably benign 0.36
R8296:Degs1 UTSW 1 182,110,241 (GRCm39) missense probably benign 0.43
R8974:Degs1 UTSW 1 182,107,278 (GRCm39) missense probably benign 0.16
Predicted Primers PCR Primer
(F):5'- ATGACCATCGAAGGGCTAGC -3'
(R):5'- TACAAGGTTCTTGGCTGCCG -3'

Sequencing Primer
(F):5'- TCGAAGGGCTAGCAGCGAG -3'
(R):5'- TTCTTGGCTGCCGACCCAG -3'
Posted On 2015-05-14