Incidental Mutation 'R6675:Cers3'
ID 527247
Institutional Source Beutler Lab
Gene Symbol Cers3
Ensembl Gene ENSMUSG00000030510
Gene Name ceramide synthase 3
Synonyms T3L, related to TRH3, Lass3, CerS3, 4930550L11Rik, LOC233330
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.272) question?
Stock # R6675 (G1)
Quality Score 225.009
Status Not validated
Chromosome 7
Chromosomal Location 66393252-66473439 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 66435844 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Serine at position 232 (T232S)
Ref Sequence ENSEMBL: ENSMUSP00000146745 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000066475] [ENSMUST00000208521]
AlphaFold Q1A3B0
Predicted Effect probably benign
Transcript: ENSMUST00000066475
AA Change: T268S

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000069238
Gene: ENSMUSG00000030510
AA Change: T268S

DomainStartEndE-ValueType
transmembrane domain 66 88 N/A INTRINSIC
HOX 110 167 2.48e-2 SMART
TLC 166 367 6.52e-57 SMART
low complexity region 379 391 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000208521
AA Change: T232S

PolyPhen 2 Score 0.502 (Sensitivity: 0.88; Specificity: 0.90)
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.2%
  • 20x: 95.3%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the ceramide synthase family of genes. The ceramide synthase enzymes regulate sphingolipid synthesis by catalyzing the formation of ceramides from sphingoid base and acyl-coA substrates. This family member is involved in the synthesis of ceramides with ultra-long-chain acyl moieties (ULC-Cers), important to the epidermis in its role in creating a protective barrier from the environment. The protein encoded by this gene has also been implicated in modification of the lipid structures required for spermatogenesis. Mutations in this gene have been associated with male fertility defects, and epidermal defects, including ichthyosis. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Aug 2015]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit a lethal skin barrier disruption defect due to a lack of ultra-long-chain acyl ceramides, impaired stratum corneum desquamation, accelerated lamellar body biogenesis and extrusion, and delayed keratinocyte cornification. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca9 T C 11: 110,006,302 (GRCm39) T1268A probably benign Het
Adamts20 A G 15: 94,229,197 (GRCm39) probably null Het
Arhgap45 G T 10: 79,853,938 (GRCm39) D151Y probably null Het
Arhgef40 C A 14: 52,229,098 (GRCm39) L592I probably damaging Het
Ascc3 G T 10: 50,626,659 (GRCm39) E1720* probably null Het
Atp2c1 C T 9: 105,330,732 (GRCm39) probably null Het
Avpi1 G A 19: 42,112,183 (GRCm39) P125L probably benign Het
Cfap53 T C 18: 74,440,447 (GRCm39) probably null Het
Col4a3 T C 1: 82,646,646 (GRCm39) S386P unknown Het
Dhtkd1 A T 2: 5,908,889 (GRCm39) M735K probably damaging Het
Dnah8 G A 17: 30,967,542 (GRCm39) D2585N probably benign Het
Gad2 T C 2: 22,563,997 (GRCm39) V400A possibly damaging Het
Gm10801 TC TCGCC 2: 98,494,151 (GRCm39) probably benign Het
Hmgxb3 T G 18: 61,270,648 (GRCm39) D892A possibly damaging Het
Hsd3b2 G A 3: 98,620,788 (GRCm39) T89I probably benign Het
Iars1 C A 13: 49,873,054 (GRCm39) A713D probably damaging Het
Itih1 G A 14: 30,651,798 (GRCm39) T848I possibly damaging Het
Kcne2 A G 16: 92,093,512 (GRCm39) D13G probably benign Het
Klra17 T A 6: 129,849,286 (GRCm39) N96I probably damaging Het
Lrig2 T C 3: 104,365,251 (GRCm39) N634D probably benign Het
Mrc2 T A 11: 105,233,906 (GRCm39) probably null Het
Mroh3 A T 1: 136,118,550 (GRCm39) S558T possibly damaging Het
Ncapg2 G T 12: 116,398,281 (GRCm39) K627N possibly damaging Het
Ncstn A T 1: 171,899,095 (GRCm39) D345E probably damaging Het
Nkx1-1 G T 5: 33,591,223 (GRCm39) A33E unknown Het
Or2n1 T A 17: 38,486,905 (GRCm39) M310K probably benign Het
Or51f2 A G 7: 102,526,480 (GRCm39) E51G possibly damaging Het
Osbpl9 G T 4: 108,991,025 (GRCm39) probably null Het
P2rx6 T C 16: 17,380,032 (GRCm39) V52A probably benign Het
Pcdhgb5 C T 18: 37,864,255 (GRCm39) L17F probably damaging Het
Pdk2 T C 11: 94,919,568 (GRCm39) I273V probably benign Het
Pdpr C T 8: 111,828,532 (GRCm39) Q12* probably null Het
Plxdc2 A G 2: 16,716,932 (GRCm39) T339A probably benign Het
Pramel27 G A 4: 143,579,828 (GRCm39) C471Y probably damaging Het
Retsat T C 6: 72,578,672 (GRCm39) V128A probably benign Het
Rnf17 A G 14: 56,697,432 (GRCm39) E442G probably damaging Het
Sec31b T C 19: 44,512,214 (GRCm39) N560S probably benign Het
Slc22a16 C T 10: 40,449,836 (GRCm39) Q91* probably null Het
Slc24a5 G T 2: 124,922,615 (GRCm39) A126S possibly damaging Het
Slc26a4 A T 12: 31,590,512 (GRCm39) D380E possibly damaging Het
Stc2 T A 11: 31,310,307 (GRCm39) D243V probably benign Het
Tshz2 G T 2: 169,727,965 (GRCm39) A385S probably damaging Het
Vmn1r113 G A 7: 20,521,903 (GRCm39) G232S probably benign Het
Vmn1r77 A G 7: 11,775,382 (GRCm39) T53A probably damaging Het
Zeb2 A T 2: 44,887,457 (GRCm39) Y518* probably null Het
Zfp760 T A 17: 21,941,991 (GRCm39) S389T possibly damaging Het
Other mutations in Cers3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01321:Cers3 APN 7 66,435,751 (GRCm39) splice site probably benign
IGL02832:Cers3 APN 7 66,431,573 (GRCm39) missense probably benign 0.00
R0400:Cers3 UTSW 7 66,414,078 (GRCm39) missense probably benign 0.03
R0490:Cers3 UTSW 7 66,423,438 (GRCm39) missense possibly damaging 0.69
R0558:Cers3 UTSW 7 66,433,166 (GRCm39) missense probably damaging 1.00
R0571:Cers3 UTSW 7 66,435,805 (GRCm39) missense possibly damaging 0.93
R1452:Cers3 UTSW 7 66,433,152 (GRCm39) missense probably damaging 1.00
R1538:Cers3 UTSW 7 66,431,571 (GRCm39) missense probably damaging 0.98
R1767:Cers3 UTSW 7 66,433,151 (GRCm39) missense probably damaging 1.00
R2155:Cers3 UTSW 7 66,433,162 (GRCm39) missense probably damaging 0.99
R2427:Cers3 UTSW 7 66,445,541 (GRCm39) missense probably benign 0.04
R3705:Cers3 UTSW 7 66,435,823 (GRCm39) missense probably benign 0.25
R3713:Cers3 UTSW 7 66,435,823 (GRCm39) missense probably benign 0.25
R3714:Cers3 UTSW 7 66,435,823 (GRCm39) missense probably benign 0.25
R3715:Cers3 UTSW 7 66,435,823 (GRCm39) missense probably benign 0.25
R3961:Cers3 UTSW 7 66,435,823 (GRCm39) missense probably benign 0.25
R3963:Cers3 UTSW 7 66,435,823 (GRCm39) missense probably benign 0.25
R4238:Cers3 UTSW 7 66,423,424 (GRCm39) missense probably damaging 1.00
R4652:Cers3 UTSW 7 66,431,604 (GRCm39) splice site probably null
R5174:Cers3 UTSW 7 66,434,616 (GRCm39) missense probably damaging 1.00
R6493:Cers3 UTSW 7 66,393,468 (GRCm39) missense probably benign 0.07
R6807:Cers3 UTSW 7 66,413,968 (GRCm39) missense probably damaging 1.00
R6833:Cers3 UTSW 7 66,429,419 (GRCm39) critical splice donor site probably null
R7223:Cers3 UTSW 7 66,433,163 (GRCm39) missense probably damaging 0.99
R7592:Cers3 UTSW 7 66,439,377 (GRCm39) missense probably damaging 1.00
R7835:Cers3 UTSW 7 66,423,387 (GRCm39) missense possibly damaging 0.79
R8202:Cers3 UTSW 7 66,435,761 (GRCm39) missense probably damaging 0.99
R8322:Cers3 UTSW 7 66,439,386 (GRCm39) missense probably damaging 1.00
R8350:Cers3 UTSW 7 66,414,090 (GRCm39) missense possibly damaging 0.54
R8450:Cers3 UTSW 7 66,414,090 (GRCm39) missense possibly damaging 0.54
R8757:Cers3 UTSW 7 66,435,850 (GRCm39) missense probably damaging 1.00
R8759:Cers3 UTSW 7 66,435,850 (GRCm39) missense probably damaging 1.00
R9149:Cers3 UTSW 7 66,393,442 (GRCm39) missense probably benign 0.07
R9712:Cers3 UTSW 7 66,423,378 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- ATGCAGCTGTAAGTTACTGGTACC -3'
(R):5'- TCCTGAATGGACAGCAGCAC -3'

Sequencing Primer
(F):5'- CCATTAATATTCTCTCTTCCAGTCAC -3'
(R):5'- CAGTCTCACTTGCAGTGTAGAGACTG -3'
Posted On 2018-07-23