Incidental Mutation 'R8779:Smpd3'
ID 670173
Institutional Source Beutler Lab
Gene Symbol Smpd3
Ensembl Gene ENSMUSG00000031906
Gene Name sphingomyelin phosphodiesterase 3, neutral
Synonyms 4631433G07Rik, neutral sphingomyelinase II, nSMase2, fro, Nsm2
MMRRC Submission 068721-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.904) question?
Stock # R8779 (G1)
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 G at 106992121 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 144 (V144A)
Ref Sequence ENSEMBL: ENSMUSP00000069255 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000067512] [ENSMUST00000212896]
AlphaFold Q9JJY3
Predicted Effect probably benign
Transcript: ENSMUST00000067512
AA Change: V144A

PolyPhen 2 Score 0.368 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000069255
Gene: ENSMUSG00000031906
AA Change: V144A

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: ENSMUST00000212896
AA Change: V144A

PolyPhen 2 Score 0.368 (Sensitivity: 0.90; Specificity: 0.89)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
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: 35 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adap1 C A 5: 139,259,173 (GRCm39) C338F probably damaging Het
Ahsa1 A G 12: 87,319,973 (GRCm39) N256S probably benign Het
Ambra1 A G 2: 91,747,719 (GRCm39) I1152V probably benign Het
Ank2 A T 3: 126,758,751 (GRCm39) N149K probably damaging Het
Arid1b G A 17: 5,391,809 (GRCm39) D1727N probably benign Het
Cntn5 A T 9: 10,171,920 (GRCm39) F88Y probably benign Het
Cpox G C 16: 58,491,229 (GRCm39) E147Q probably damaging Het
Dip2c T C 13: 9,660,845 (GRCm39) F902S probably damaging Het
Eif3c T C 7: 126,162,900 (GRCm39) K128E possibly damaging Het
Fat4 A T 3: 39,033,898 (GRCm39) I2517F probably damaging Het
Galnt7 T C 8: 58,037,245 (GRCm39) N48S probably benign Het
Gcfc2 C T 6: 81,925,298 (GRCm39) T571I probably benign Het
Gem T C 4: 11,711,166 (GRCm39) V119A possibly damaging Het
Gm3248 A T 14: 5,943,869 (GRCm38) N118K probably benign Het
Idh1 CA CAA 1: 65,204,347 (GRCm39) probably null Het
Igkv14-130 T A 6: 67,768,311 (GRCm39) W57R probably damaging Het
Irag2 A G 6: 145,083,925 (GRCm39) E30G probably benign Het
Itch T A 2: 155,014,440 (GRCm39) D92E probably benign Het
Jakmip1 G C 5: 37,386,672 (GRCm39) E1428Q unknown Het
Kazn T C 4: 141,881,856 (GRCm39) E128G Het
Myo3a C A 2: 22,250,404 (GRCm39) Y90* probably null Het
Npas2 A C 1: 39,377,267 (GRCm39) D543A probably damaging Het
Or5ae1 A G 7: 84,565,397 (GRCm39) T137A possibly damaging Het
Or5v1 A G 17: 37,809,718 (GRCm39) M59V probably damaging Het
Or8g52 A G 9: 39,630,636 (GRCm39) T38A probably damaging Het
Pcdhgb4 G T 18: 37,854,835 (GRCm39) R410L probably damaging Het
Rexo1 A G 10: 80,384,292 (GRCm39) S656P probably benign Het
Rmnd5b T C 11: 51,518,459 (GRCm39) E139G possibly damaging Het
Scn1a C T 2: 66,181,257 (GRCm39) probably benign Het
Sdk1 T C 5: 141,948,457 (GRCm39) S601P probably benign Het
Snrk T C 9: 121,995,688 (GRCm39) I489T probably damaging Het
Thoc1 A G 18: 9,993,366 (GRCm39) E575G probably benign Het
Usp16 A G 16: 87,276,297 (GRCm39) D545G probably benign Het
Vmn2r81 G A 10: 79,103,218 (GRCm39) C137Y possibly damaging Het
Zfp536 T A 7: 37,267,692 (GRCm39) K575* probably null 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
BB020: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
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'- GGAACAGCTCTGGATCCATCAC -3'
(R):5'- AGTCTACCTGGCTCTGCTTG -3'

Sequencing Primer
(F):5'- GGATCCATCACCACCCTGTG -3'
(R):5'- GCTCTGCTTGTGGCTGCAC -3'
Posted On 2021-04-30