Incidental Mutation 'BB020:Smpd3'
ID 643124
Institutional Source Beutler Lab
Gene Symbol Smpd3
Ensembl Gene ENSMUSG00000031906
Gene Name sphingomyelin phosphodiesterase 3, neutral
Synonyms 4631433G07Rik, neutral sphingomyelinase II, nSMase2, fro, Nsm2
Accession Numbers
Essential gene? Probably essential (E-score: 0.922) question?
Stock # BB020
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 106979180-107064597 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to C at 106982254 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Cysteine to Glycine at position 617 (C617G)
Ref Sequence ENSEMBL: ENSMUSP00000148282 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000067512] [ENSMUST00000071592] [ENSMUST00000212896]
AlphaFold Q9JJY3
Predicted Effect probably benign
Transcript: ENSMUST00000067512
AA Change: C617G

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000069255
Gene: ENSMUSG00000031906
AA Change: C617G

DomainStartEndE-ValueType
transmembrane domain 15 37 N/A INTRINSIC
transmembrane domain 57 79 N/A INTRINSIC
low complexity region 178 189 N/A INTRINSIC
Pfam:Exo_endo_phos 321 639 1.2e-15 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000071592
SMART Domains Protein: ENSMUSP00000071521
Gene: ENSMUSG00000060098

DomainStartEndE-ValueType
Pfam:PrmA 53 148 1.6e-7 PFAM
internal_repeat_1 382 652 1.71e-8 PROSPERO
Predicted Effect probably benign
Transcript: ENSMUST00000212896
AA Change: C617G

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 99.1%
Validation Efficiency
MGI Phenotype PHENOTYPE: Homozygous null mice exhibit dwarfism, delayed sexual and gonad maturation, delayed ossification of the long bones, and reduced serum levels of thyroxine, triiodothyronine, cortisol, and insulin-like growth factor. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 38 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933414I15Rik A G 11: 50,833,227 (GRCm39) V125A unknown Het
Adam34 T A 8: 44,103,911 (GRCm39) H578L probably damaging Het
Ago4 A T 4: 126,400,811 (GRCm39) M678K probably benign Het
Atosb A T 4: 43,035,919 (GRCm39) C271S probably benign Het
Atrn T C 2: 130,836,986 (GRCm39) L1150P probably damaging Het
Camta1 C T 4: 151,168,214 (GRCm39) E279K probably damaging Het
Ccdc88c T C 12: 100,911,749 (GRCm39) D695G possibly damaging Het
Col11a2 A T 17: 34,275,029 (GRCm39) K400* probably null Het
Cpsf4 T A 5: 145,104,168 (GRCm39) M1K probably null Het
Dnah12 A T 14: 26,488,072 (GRCm39) Q992L probably benign Het
Dnajc7 T C 11: 100,487,038 (GRCm39) Y145C probably damaging Het
Eml5 A T 12: 98,810,279 (GRCm39) D892E possibly damaging Het
Fam193a A G 5: 34,623,539 (GRCm39) K23E possibly damaging Het
Filip1 T G 9: 79,727,329 (GRCm39) K430T possibly damaging Het
Gm5089 T C 14: 122,673,403 (GRCm39) D106G unknown Het
Hip1 A T 5: 135,489,310 (GRCm39) N45K probably damaging Het
Hivep2 T C 10: 14,003,581 (GRCm39) S60P probably damaging Het
Ighv1-53 A T 12: 115,122,029 (GRCm39) C115* probably null Het
Macf1 T C 4: 123,303,444 (GRCm39) T353A probably benign Het
Mast3 A T 8: 71,239,279 (GRCm39) V433E probably damaging Het
Mast4 A T 13: 102,909,071 (GRCm39) M660K probably damaging Het
Nr2e1 T C 10: 42,439,379 (GRCm39) Y380C probably damaging Het
Or5b111 T A 19: 13,291,569 (GRCm39) M27L probably benign Het
Otog A G 7: 45,959,571 (GRCm39) D720G probably damaging Het
Slc6a1 T A 6: 114,288,859 (GRCm39) W473R probably damaging Het
Spata31d1e A G 13: 59,891,565 (GRCm39) L85P probably damaging Het
Sprr3 T C 3: 92,364,515 (GRCm39) I110V possibly damaging Het
Ston1 A G 17: 88,943,572 (GRCm39) E326G probably benign Het
Tapbpl T G 6: 125,207,233 (GRCm39) Q152P probably damaging Het
Tectb C T 19: 55,183,105 (GRCm39) L319F possibly damaging Het
Tpp2 G A 1: 44,000,121 (GRCm39) G413D probably damaging Het
Tpsg1 A G 17: 25,592,178 (GRCm39) H84R probably damaging Het
Usp24 A G 4: 106,285,686 (GRCm39) N2437S probably benign Het
Usp32 T C 11: 84,897,885 (GRCm39) Q1152R probably damaging Het
Vmn2r6 T C 3: 64,467,224 (GRCm39) T92A probably benign Het
Xpo7 A G 14: 70,944,788 (GRCm39) V35A probably benign Het
Zan T A 5: 137,461,841 (GRCm39) T1113S unknown Het
Zfp169 A G 13: 48,643,957 (GRCm39) V390A unknown Het
Other mutations in Smpd3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL03380:Smpd3 APN 8 106,986,291 (GRCm39) missense probably benign 0.01
BB010:Smpd3 UTSW 8 106,982,254 (GRCm39) missense probably benign
G1citation:Smpd3 UTSW 8 106,992,596 (GRCm39) start gained probably benign
R0240:Smpd3 UTSW 8 106,991,788 (GRCm39) missense probably damaging 0.96
R0240:Smpd3 UTSW 8 106,991,788 (GRCm39) missense probably damaging 0.96
R0456:Smpd3 UTSW 8 106,986,288 (GRCm39) missense probably benign
R0759:Smpd3 UTSW 8 106,991,860 (GRCm39) missense probably benign 0.34
R0799:Smpd3 UTSW 8 106,991,421 (GRCm39) missense possibly damaging 0.92
R1544:Smpd3 UTSW 8 106,992,199 (GRCm39) missense possibly damaging 0.70
R1756:Smpd3 UTSW 8 106,991,603 (GRCm39) missense probably benign
R2937:Smpd3 UTSW 8 106,991,452 (GRCm39) missense probably damaging 1.00
R2939:Smpd3 UTSW 8 106,984,039 (GRCm39) missense probably benign 0.00
R4614:Smpd3 UTSW 8 106,986,371 (GRCm39) missense probably damaging 1.00
R5829:Smpd3 UTSW 8 106,991,512 (GRCm39) missense probably benign 0.15
R6822:Smpd3 UTSW 8 106,992,596 (GRCm39) start gained probably benign
R6891:Smpd3 UTSW 8 106,991,300 (GRCm39) missense probably damaging 1.00
R6962:Smpd3 UTSW 8 106,991,851 (GRCm39) missense probably benign 0.34
R6965:Smpd3 UTSW 8 106,986,513 (GRCm39) missense probably damaging 1.00
R7344:Smpd3 UTSW 8 106,991,825 (GRCm39) missense probably damaging 1.00
R7394:Smpd3 UTSW 8 106,991,642 (GRCm39) missense probably damaging 0.99
R7823:Smpd3 UTSW 8 106,982,254 (GRCm39) missense probably benign
R7825:Smpd3 UTSW 8 106,982,254 (GRCm39) missense probably benign
R7933:Smpd3 UTSW 8 106,982,254 (GRCm39) missense probably benign
R7974:Smpd3 UTSW 8 106,982,254 (GRCm39) missense probably benign
R7975:Smpd3 UTSW 8 106,982,254 (GRCm39) missense probably benign
R7976:Smpd3 UTSW 8 106,982,254 (GRCm39) missense probably benign
R7977:Smpd3 UTSW 8 106,986,526 (GRCm39) missense probably benign 0.11
R7987:Smpd3 UTSW 8 106,986,526 (GRCm39) missense probably benign 0.11
R8260:Smpd3 UTSW 8 106,984,047 (GRCm39) missense probably benign 0.13
R8264:Smpd3 UTSW 8 106,991,290 (GRCm39) missense probably damaging 1.00
R8292:Smpd3 UTSW 8 106,991,422 (GRCm39) missense probably benign 0.08
R8432:Smpd3 UTSW 8 106,984,309 (GRCm39) critical splice acceptor site probably null
R8494:Smpd3 UTSW 8 106,981,982 (GRCm39) missense probably damaging 0.99
R8779:Smpd3 UTSW 8 106,992,121 (GRCm39) missense probably benign 0.37
R8787:Smpd3 UTSW 8 106,982,377 (GRCm39) missense probably damaging 1.00
R9005:Smpd3 UTSW 8 106,984,058 (GRCm39) missense probably benign 0.02
R9008:Smpd3 UTSW 8 106,984,058 (GRCm39) missense probably benign 0.02
R9355:Smpd3 UTSW 8 106,991,825 (GRCm39) missense probably damaging 1.00
R9516:Smpd3 UTSW 8 106,992,119 (GRCm39) missense probably benign 0.03
R9698:Smpd3 UTSW 8 106,992,296 (GRCm39) missense possibly damaging 0.54
R9703:Smpd3 UTSW 8 106,991,713 (GRCm39) missense probably damaging 0.99
Z1177:Smpd3 UTSW 8 106,991,474 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TTAGCTCCAAAGAGAAGTGCTC -3'
(R):5'- GCACAGAACTTTAGCTTGTTTCCC -3'

Sequencing Primer
(F):5'- CTCTGTGAAGGGGAGTGCC -3'
(R):5'- AGAACTTTAGCTTGTTTCCCTTCTG -3'
Posted On 2020-08-01