Incidental Mutation 'IGL03004:Smpd1'
ID 407475
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Smpd1
Ensembl Gene ENSMUSG00000037049
Gene Name sphingomyelin phosphodiesterase 1, acid lysosomal
Synonyms ASM, A-SMase, Zn-SMase, aSMase, acid sphingomyelinase
Accession Numbers
Essential gene? Probably non essential (E-score: 0.248) question?
Stock # IGL03004
Quality Score
Status
Chromosome 7
Chromosomal Location 105203567-105207596 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 105205881 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 416 (D416G)
Ref Sequence ENSEMBL: ENSMUSP00000042187 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000046983] [ENSMUST00000081165] [ENSMUST00000186814] [ENSMUST00000187057] [ENSMUST00000188001] [ENSMUST00000188368] [ENSMUST00000189072] [ENSMUST00000189265] [ENSMUST00000189378] [ENSMUST00000190369] [ENSMUST00000191011] [ENSMUST00000191601]
AlphaFold Q04519
Predicted Effect possibly damaging
Transcript: ENSMUST00000046983
AA Change: D416G

PolyPhen 2 Score 0.820 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000042187
Gene: ENSMUSG00000037049
AA Change: D416G

DomainStartEndE-ValueType
transmembrane domain 30 52 N/A INTRINSIC
SapB 85 163 1.05e-7 SMART
low complexity region 177 196 N/A INTRINSIC
Pfam:Metallophos 197 459 4.4e-21 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000081165
SMART Domains Protein: ENSMUSP00000079932
Gene: ENSMUSG00000037032

DomainStartEndE-ValueType
low complexity region 146 184 N/A INTRINSIC
WW 254 285 6.23e-5 SMART
low complexity region 287 299 N/A INTRINSIC
PTB 365 512 4.16e-38 SMART
PTB 538 667 1.76e-36 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000186814
Predicted Effect probably benign
Transcript: ENSMUST00000187057
SMART Domains Protein: ENSMUSP00000139899
Gene: ENSMUSG00000037032

DomainStartEndE-ValueType
WW 31 62 3.7e-7 SMART
low complexity region 64 76 N/A INTRINSIC
PTB 142 287 3.8e-41 SMART
PTB 313 442 9.5e-39 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000188001
Predicted Effect probably benign
Transcript: ENSMUST00000188368
SMART Domains Protein: ENSMUSP00000139788
Gene: ENSMUSG00000037032

DomainStartEndE-ValueType
WW 31 62 3.7e-7 SMART
low complexity region 64 76 N/A INTRINSIC
PTB 142 289 1.8e-40 SMART
PTB 315 444 9.5e-39 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000189072
SMART Domains Protein: ENSMUSP00000139575
Gene: ENSMUSG00000037032

DomainStartEndE-ValueType
Pfam:WW 1 24 8.1e-5 PFAM
low complexity region 28 40 N/A INTRINSIC
PTB 106 253 1.8e-40 SMART
PTB 279 408 9.5e-39 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000211307
Predicted Effect noncoding transcript
Transcript: ENSMUST00000191250
Predicted Effect noncoding transcript
Transcript: ENSMUST00000210934
Predicted Effect probably benign
Transcript: ENSMUST00000211614
Predicted Effect probably benign
Transcript: ENSMUST00000189265
SMART Domains Protein: ENSMUSP00000140137
Gene: ENSMUSG00000037032

DomainStartEndE-ValueType
Pfam:PID 1 34 2.3e-6 PFAM
PTB 63 192 9.5e-39 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000189378
SMART Domains Protein: ENSMUSP00000140979
Gene: ENSMUSG00000037032

DomainStartEndE-ValueType
low complexity region 146 184 N/A INTRINSIC
WW 254 285 6.23e-5 SMART
low complexity region 287 299 N/A INTRINSIC
PTB 365 510 6.86e-39 SMART
PTB 536 665 1.76e-36 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000190369
SMART Domains Protein: ENSMUSP00000140486
Gene: ENSMUSG00000037032

DomainStartEndE-ValueType
Pfam:WW 1 24 8.1e-5 PFAM
low complexity region 28 40 N/A INTRINSIC
PTB 106 253 1.8e-40 SMART
PTB 279 408 9.5e-39 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000191011
SMART Domains Protein: ENSMUSP00000140973
Gene: ENSMUSG00000037032

DomainStartEndE-ValueType
low complexity region 146 184 N/A INTRINSIC
WW 254 285 6.23e-5 SMART
low complexity region 287 299 N/A INTRINSIC
PTB 365 510 6.86e-39 SMART
PTB 536 665 1.76e-36 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000191601
SMART Domains Protein: ENSMUSP00000140116
Gene: ENSMUSG00000037032

DomainStartEndE-ValueType
low complexity region 146 184 N/A INTRINSIC
WW 254 285 3.7e-7 SMART
low complexity region 287 299 N/A INTRINSIC
PTB 365 512 1.8e-40 SMART
PTB 538 667 9.5e-39 SMART
Meta Mutation Damage Score 0.1217 question?
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a lysosomal acid sphingomyelinase that converts sphingomyelin to ceramide. The encoded protein also has phospholipase C activity. Defects in this gene are a cause of Niemann-Pick disease type A (NPA) and Niemann-Pick disease type B (NPB). Multiple transcript variants encoding different isoforms have been identified. [provided by RefSeq, Jul 2010]
PHENOTYPE: Nullizygous mutations cause tremors, ataxia, altered lipid homeostasis, increased foam cell number, Purkinje cell loss and premature death, and may lead to hepatosplenomegaly, hunched posture, reduced weight, abnormal apoptosis, sperm defects, dyspnea, and high susceptibility to bacterial infection. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 31 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Atrx A T X: 104,876,115 (GRCm39) C78* probably null Het
Birc6 T A 17: 74,919,180 (GRCm39) N1999K probably benign Het
Bltp1 T A 3: 37,019,826 (GRCm39) probably benign Het
Cdc42bpg G A 19: 6,361,413 (GRCm39) R313Q probably benign Het
Clip3 A G 7: 29,991,789 (GRCm39) Y55C probably damaging Het
Ddit4l A G 3: 137,331,966 (GRCm39) N111D probably benign Het
Eprs1 T G 1: 185,114,030 (GRCm39) M326R probably damaging Het
F8 C T X: 74,255,658 (GRCm39) G2045D probably damaging Het
Fstl5 A G 3: 76,555,738 (GRCm39) probably benign Het
Gm10577 T C 4: 100,877,526 (GRCm39) probably benign Het
Heatr6 T C 11: 83,648,205 (GRCm39) S133P probably benign Het
Itpr3 T G 17: 27,316,952 (GRCm39) F736V possibly damaging Het
Klf8 T C X: 152,165,716 (GRCm39) L95P probably damaging Het
Lrrc40 G A 3: 157,747,302 (GRCm39) probably benign Het
Map3k12 A G 15: 102,412,631 (GRCm39) V247A possibly damaging Het
Obscn A G 11: 58,919,413 (GRCm39) Y6211H probably damaging Het
Or1j19 A G 2: 36,677,194 (GRCm39) Y219C probably damaging Het
Pip4k2b A G 11: 97,615,300 (GRCm39) Y187H probably damaging Het
Rabggta A G 14: 55,956,687 (GRCm39) probably benign Het
Ranbp3 T A 17: 57,014,207 (GRCm39) V246E probably damaging Het
Rtf1 C A 2: 119,531,754 (GRCm39) probably benign Het
Sema3b G A 9: 107,480,114 (GRCm39) P208L possibly damaging Het
Spam1 T C 6: 24,796,913 (GRCm39) V288A probably damaging Het
Stac A C 9: 111,431,608 (GRCm39) S248A probably benign Het
Tmem178b C A 6: 40,222,515 (GRCm39) R77S probably damaging Het
Vegfd T C X: 163,185,104 (GRCm39) L352P probably benign Het
Vmn1r176 A T 7: 23,534,702 (GRCm39) N150K probably damaging Het
Vmn1r230 T C 17: 21,067,772 (GRCm39) probably benign Het
Vsig10 A G 5: 117,463,140 (GRCm39) Y122C probably damaging Het
Xpo5 T A 17: 46,518,766 (GRCm39) V121E probably damaging Het
Zrsr2 T C X: 162,722,397 (GRCm39) Q285R probably benign Het
Other mutations in Smpd1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00493:Smpd1 APN 7 105,205,848 (GRCm39) missense probably damaging 0.99
IGL01147:Smpd1 APN 7 105,204,943 (GRCm39) missense probably damaging 1.00
IGL01526:Smpd1 APN 7 105,203,982 (GRCm39) missense probably benign 0.01
IGL01541:Smpd1 APN 7 105,205,033 (GRCm39) missense possibly damaging 0.48
IGL01619:Smpd1 APN 7 105,204,549 (GRCm39) missense possibly damaging 0.89
IGL01924:Smpd1 APN 7 105,204,655 (GRCm39) missense probably benign 0.01
R0782:Smpd1 UTSW 7 105,204,550 (GRCm39) missense possibly damaging 0.80
R1445:Smpd1 UTSW 7 105,205,881 (GRCm39) missense possibly damaging 0.82
R1489:Smpd1 UTSW 7 105,205,761 (GRCm39) splice site probably null
R3683:Smpd1 UTSW 7 105,204,609 (GRCm39) missense probably damaging 1.00
R3685:Smpd1 UTSW 7 105,204,609 (GRCm39) missense probably damaging 1.00
R3977:Smpd1 UTSW 7 105,205,108 (GRCm39) missense probably benign 0.29
R4850:Smpd1 UTSW 7 105,205,192 (GRCm39) missense probably benign
R5084:Smpd1 UTSW 7 105,206,185 (GRCm39) missense probably damaging 1.00
R6316:Smpd1 UTSW 7 105,204,709 (GRCm39) missense probably benign 0.19
R6429:Smpd1 UTSW 7 105,206,135 (GRCm39) missense probably damaging 1.00
R6672:Smpd1 UTSW 7 105,204,480 (GRCm39) missense probably benign
R7156:Smpd1 UTSW 7 105,203,693 (GRCm39) unclassified probably benign
R7883:Smpd1 UTSW 7 105,206,192 (GRCm39) missense probably damaging 1.00
R8261:Smpd1 UTSW 7 105,204,520 (GRCm39) missense probably benign 0.01
R9287:Smpd1 UTSW 7 105,204,442 (GRCm39) missense probably benign 0.14
R9406:Smpd1 UTSW 7 105,203,750 (GRCm39) missense possibly damaging 0.62
R9461:Smpd1 UTSW 7 105,204,789 (GRCm39) missense probably damaging 1.00
R9496:Smpd1 UTSW 7 105,205,202 (GRCm39) critical splice donor site probably null
X0021:Smpd1 UTSW 7 105,206,852 (GRCm39) missense probably damaging 1.00
Posted On 2016-08-02