Incidental Mutation 'R0044:Degs2'
ID 15511
Institutional Source Beutler Lab
Gene Symbol Degs2
Ensembl Gene ENSMUSG00000021263
Gene Name delta 4-desaturase, sphingolipid 2
Synonyms Des2, 2210008A03Rik
MMRRC Submission 038338-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0044 (G1)
Quality Score
Status Validated
Chromosome 12
Chromosomal Location 108653051-108668561 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 108658413 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Aspartic acid at position 189 (N189D)
Ref Sequence ENSEMBL: ENSMUSP00000125891 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000021689] [ENSMUST00000021691] [ENSMUST00000077735] [ENSMUST00000109854] [ENSMUST00000167978] [ENSMUST00000172409]
AlphaFold Q8R2F2
Predicted Effect probably benign
Transcript: ENSMUST00000021689
SMART Domains Protein: ENSMUSP00000021689
Gene: ENSMUSG00000021262

DomainStartEndE-ValueType
WH1 1 109 7.72e-53 SMART
low complexity region 172 204 N/A INTRINSIC
low complexity region 216 228 N/A INTRINSIC
low complexity region 240 251 N/A INTRINSIC
Pfam:VASP_tetra 375 411 2.6e-21 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000021691
AA Change: N189D

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000021691
Gene: ENSMUSG00000021263
AA Change: N189D

DomainStartEndE-ValueType
Lipid_DES 5 43 5.57e-18 SMART
Pfam:FA_desaturase 65 294 3.3e-25 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000077735
SMART Domains Protein: ENSMUSP00000076916
Gene: ENSMUSG00000021262

DomainStartEndE-ValueType
WH1 1 109 7.72e-53 SMART
low complexity region 172 204 N/A INTRINSIC
low complexity region 216 228 N/A INTRINSIC
low complexity region 240 251 N/A INTRINSIC
Pfam:VASP_tetra 353 392 2e-26 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000109854
SMART Domains Protein: ENSMUSP00000105480
Gene: ENSMUSG00000021262

DomainStartEndE-ValueType
WH1 7 115 1.87e-51 SMART
low complexity region 178 210 N/A INTRINSIC
low complexity region 222 234 N/A INTRINSIC
low complexity region 246 257 N/A INTRINSIC
Pfam:VASP_tetra 359 398 7.1e-27 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000167978
AA Change: N189D

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000125891
Gene: ENSMUSG00000021263
AA Change: N189D

DomainStartEndE-ValueType
Lipid_DES 5 43 5.57e-18 SMART
Pfam:FA_desaturase 64 275 1.1e-20 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000172409
SMART Domains Protein: ENSMUSP00000133072
Gene: ENSMUSG00000021262

DomainStartEndE-ValueType
WH1 1 96 5.82e-39 SMART
low complexity region 159 191 N/A INTRINSIC
low complexity region 203 215 N/A INTRINSIC
low complexity region 227 238 N/A INTRINSIC
Pfam:VASP_tetra 361 400 1.6e-26 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000221885
Predicted Effect unknown
Transcript: ENSMUST00000222255
AA Change: N10D
Predicted Effect noncoding transcript
Transcript: ENSMUST00000222048
Predicted Effect probably benign
Transcript: ENSMUST00000223548
Meta Mutation Damage Score 0.9583 question?
Coding Region Coverage
  • 1x: 79.0%
  • 3x: 68.4%
  • 10x: 42.5%
  • 20x: 22.8%
Validation Efficiency 98% (58/59)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a bifunctional enzyme that is involved in the biosynthesis of phytosphingolipids in human skin and in other phytosphingolipid-containing tissues. This enzyme can act as a sphingolipid delta(4)-desaturase, and also as a sphingolipid C4-hydroxylase. [provided by RefSeq, Oct 2008]
Allele List at MGI
Other mutations in this stock
Total: 32 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
9830107B12Rik T A 17: 48,453,357 (GRCm39) probably benign Het
Adcy2 A G 13: 68,876,018 (GRCm39) S495P possibly damaging Het
Asxl1 C T 2: 153,242,129 (GRCm39) T893I probably benign Het
Bpifb2 C T 2: 153,724,599 (GRCm39) probably benign Het
Cdk5rap2 A T 4: 70,279,138 (GRCm39) L190H probably damaging Het
Cpsf1 A G 15: 76,483,753 (GRCm39) V830A probably benign Het
Dido1 C T 2: 180,303,612 (GRCm39) A1431T probably damaging Het
Diras1 G T 10: 80,857,972 (GRCm39) S93* probably null Het
Emc3 C G 6: 113,508,344 (GRCm39) V34L probably benign Het
Gbe1 T A 16: 70,358,020 (GRCm39) Y681* probably null Het
Herc1 T A 9: 66,355,457 (GRCm39) M2236K probably benign Het
Hmcn2 A T 2: 31,302,520 (GRCm39) Y2948F probably damaging Het
Kif1b A G 4: 149,348,058 (GRCm39) probably benign Het
Lrp2 T A 2: 69,357,899 (GRCm39) I377F probably damaging Het
Mavs C A 2: 131,083,944 (GRCm39) T147N probably damaging Het
Mcoln2 C T 3: 145,889,316 (GRCm39) T374M probably damaging Het
Ogdhl T C 14: 32,061,285 (GRCm39) V492A possibly damaging Het
Parvg A G 15: 84,222,083 (GRCm39) E323G probably benign Het
Pgm2l1 A G 7: 99,899,539 (GRCm39) N51S probably benign Het
Plppr5 T A 3: 117,465,538 (GRCm39) probably null Het
Prkcg A T 7: 3,363,517 (GRCm39) probably benign Het
Prkg2 C A 5: 99,120,989 (GRCm39) D411Y probably damaging Het
Ptprd A G 4: 76,004,566 (GRCm39) V63A probably benign Het
Raf1 T A 6: 115,600,476 (GRCm39) D10V probably benign Het
Rrm2b A G 15: 37,953,932 (GRCm39) S39P possibly damaging Het
Scn5a A G 9: 119,321,113 (GRCm39) probably null Het
Spata24 A G 18: 35,789,887 (GRCm39) S167P probably damaging Het
Spock3 C T 8: 63,597,041 (GRCm39) T115I possibly damaging Het
Tnfaip3 C A 10: 18,887,374 (GRCm39) M50I probably damaging Het
Ubr2 A G 17: 47,303,911 (GRCm39) probably benign Het
Ubr4 T C 4: 139,164,369 (GRCm39) probably benign Het
Xkr9 G A 1: 13,754,286 (GRCm39) W93* probably null Het
Other mutations in Degs2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02407:Degs2 APN 12 108,658,254 (GRCm39) missense probably damaging 1.00
IGL02755:Degs2 APN 12 108,658,842 (GRCm39) missense probably benign
largo UTSW 12 108,658,413 (GRCm39) missense probably damaging 1.00
R0039:Degs2 UTSW 12 108,656,848 (GRCm39) missense probably damaging 1.00
R0044:Degs2 UTSW 12 108,658,413 (GRCm39) missense probably damaging 1.00
R0441:Degs2 UTSW 12 108,668,469 (GRCm39) missense probably damaging 0.97
R1642:Degs2 UTSW 12 108,658,451 (GRCm39) missense probably benign
R4183:Degs2 UTSW 12 108,658,358 (GRCm39) missense probably damaging 1.00
R4817:Degs2 UTSW 12 108,655,325 (GRCm39) nonsense probably null
R6268:Degs2 UTSW 12 108,658,839 (GRCm39) missense probably damaging 1.00
R6863:Degs2 UTSW 12 108,668,457 (GRCm39) missense probably damaging 1.00
R7626:Degs2 UTSW 12 108,658,332 (GRCm39) missense possibly damaging 0.68
R7839:Degs2 UTSW 12 108,658,460 (GRCm39) frame shift probably null
R8356:Degs2 UTSW 12 108,658,223 (GRCm39) missense possibly damaging 0.89
Z1177:Degs2 UTSW 12 108,658,856 (GRCm39) missense probably benign 0.11
Posted On 2012-12-21