Incidental Mutation 'R8494:Smpd3'
ID 658186
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 067936-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.904) question?
Stock # R8494 (G1)
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 106979180-107064597 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 106981982 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 626 (E626G)
Ref Sequence ENSEMBL: ENSMUSP00000148282 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000067512] [ENSMUST00000071592] [ENSMUST00000212896]
AlphaFold Q9JJY3
Predicted Effect probably damaging
Transcript: ENSMUST00000067512
AA Change: E626G

PolyPhen 2 Score 0.992 (Sensitivity: 0.70; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000069255
Gene: ENSMUSG00000031906
AA Change: E626G

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 damaging
Transcript: ENSMUST00000212896
AA Change: E626G

PolyPhen 2 Score 0.992 (Sensitivity: 0.70; Specificity: 0.97)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.2%
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: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca12 T A 1: 71,327,821 (GRCm39) M1420L probably benign Het
Adamts14 T A 10: 61,038,708 (GRCm39) H934L probably benign Het
Adamtsl1 T C 4: 86,240,221 (GRCm39) C661R probably damaging Het
Akap5 A G 12: 76,376,455 (GRCm39) D629G probably benign Het
Anapc16 A T 10: 59,832,340 (GRCm39) probably benign Het
Ankar T C 1: 72,697,953 (GRCm39) I758V probably benign Het
Apc2 G T 10: 80,150,313 (GRCm39) R1760L probably damaging Het
C1qb T C 4: 136,608,115 (GRCm39) T83A probably benign Het
Canx T A 11: 50,202,609 (GRCm39) probably null Het
Cblb T A 16: 52,025,003 (GRCm39) I966K probably damaging Het
Crocc2 A T 1: 93,144,788 (GRCm39) Q1444L probably damaging Het
Dennd4c C T 4: 86,759,312 (GRCm39) P1781S probably damaging Het
Diaph3 T C 14: 87,274,958 (GRCm39) Y166C probably benign Het
Dnah5 A C 15: 28,345,977 (GRCm39) N2439T probably benign Het
Dsg3 T A 18: 20,673,271 (GRCm39) Y981N probably benign Het
Esrp2 C T 8: 106,861,350 (GRCm39) V150M probably damaging Het
Fbxo15 T G 18: 84,982,252 (GRCm39) F235V probably damaging Het
Ffar2 A T 7: 30,519,164 (GRCm39) Y125* probably null Het
Gm1110 T A 9: 26,792,154 (GRCm39) D622V probably benign Het
Gpcpd1 A G 2: 132,386,355 (GRCm39) V341A probably damaging Het
Gpx3 G A 11: 54,793,846 (GRCm39) V19I probably benign Het
Hadha T C 5: 30,347,810 (GRCm39) I160M probably damaging Het
Igkv3-4 G T 6: 70,649,147 (GRCm39) V49F probably damaging Het
Kcng1 A G 2: 168,105,018 (GRCm39) V276A probably damaging Het
Kif7 A T 7: 79,360,145 (GRCm39) V364D probably benign Het
Kirrel3 A G 9: 34,902,341 (GRCm39) I182V probably benign Het
Lfng G A 5: 140,598,981 (GRCm39) E297K probably damaging Het
Mcm9 G A 10: 53,501,856 (GRCm39) T243M possibly damaging Het
Micall1 T C 15: 79,005,080 (GRCm39) L184P probably damaging Het
Mief1 T A 15: 80,133,593 (GRCm39) C217S probably benign Het
Mier2 T C 10: 79,377,546 (GRCm39) D469G probably damaging Het
Mst1r T G 9: 107,791,718 (GRCm39) W799G possibly damaging Het
Mybpc1 C T 10: 88,362,291 (GRCm39) V950I probably benign Het
Neurl4 A G 11: 69,801,871 (GRCm39) D1296G probably benign Het
Or4b12 A T 2: 90,095,880 (GRCm39) M298K probably null Het
Parg T A 14: 31,930,978 (GRCm39) H199Q probably benign Het
Pcnx3 C A 19: 5,725,404 (GRCm39) D1170Y probably damaging Het
Phactr1 T A 13: 43,250,144 (GRCm39) V487E probably damaging Het
Selp T G 1: 163,957,835 (GRCm39) probably null Het
Syn3 A G 10: 86,190,265 (GRCm39) L188P probably damaging Het
Tle1 T C 4: 72,043,241 (GRCm39) I543V possibly damaging Het
Trp53rkb A G 2: 166,637,779 (GRCm39) *245W probably null Het
Ttc28 A G 5: 111,383,506 (GRCm39) R1336G probably damaging Het
Vps13b T A 15: 35,422,594 (GRCm39) W185R probably damaging 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
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'- ATTGATGGGCTCGTCCTTC -3'
(R):5'- CCACAGCCTGAAATCCTCTG -3'

Sequencing Primer
(F):5'- CACTGGGTGCTCAATGGAG -3'
(R):5'- TGAACAACCCTAGCCCACTTGG -3'
Posted On 2021-01-18