Incidental Mutation 'IGL01924:Smpd1'
ID 180191
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Smpd1
Ensembl Gene ENSMUSG00000037049
Gene Name sphingomyelin phosphodiesterase 1, acid lysosomal
Synonyms ASM, aSMase, A-SMase, acid sphingomyelinase, Zn-SMase
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.272) question?
Stock # IGL01924
Quality Score
Status
Chromosome 7
Chromosomal Location 105554360-105558389 bp(+) (GRCm38)
Type of Mutation missense
DNA Base Change (assembly) C to T at 105555448 bp (GRCm38)
Zygosity Heterozygous
Amino Acid Change Serine to Leucine at position 178 (S178L)
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 probably benign
Transcript: ENSMUST00000046983
AA Change: S178L

PolyPhen 2 Score 0.007 (Sensitivity: 0.96; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000042187
Gene: ENSMUSG00000037049
AA Change: S178L

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 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 noncoding transcript
Transcript: ENSMUST00000211307
Predicted Effect noncoding transcript
Transcript: ENSMUST00000210934
Predicted Effect probably benign
Transcript: ENSMUST00000211614
Predicted Effect noncoding transcript
Transcript: ENSMUST00000191250
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
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: 57 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acacb C T 5: 114,223,986 (GRCm38) probably benign Het
Adamts13 A G 2: 26,996,583 (GRCm38) E938G possibly damaging Het
Aox2 C T 1: 58,287,743 (GRCm38) T167I possibly damaging Het
Apba3 G T 10: 81,273,073 (GRCm38) A557S probably benign Het
Atad2b T C 12: 5,034,093 (GRCm38) L1382P probably damaging Het
Atrn C T 2: 130,935,565 (GRCm38) T178I probably damaging Het
B4galnt1 A G 10: 127,166,761 (GRCm38) S88G probably benign Het
Baz2b T C 2: 59,935,271 (GRCm38) K887E probably damaging Het
Ccdc162 A C 10: 41,569,887 (GRCm38) F430V probably damaging Het
Cdc42bpb T A 12: 111,317,453 (GRCm38) probably benign Het
Chit1 A G 1: 134,149,410 (GRCm38) D317G probably benign Het
Chrnb1 A T 11: 69,795,019 (GRCm38) probably benign Het
Cobl G T 11: 12,254,596 (GRCm38) T620K probably benign Het
Creld1 T C 6: 113,483,960 (GRCm38) F20L probably benign Het
Csmd2 A T 4: 128,559,947 (GRCm38) D3475V unknown Het
Cyp3a57 A G 5: 145,372,629 (GRCm38) D259G probably benign Het
Dbnl A G 11: 5,797,142 (GRCm38) Y224C probably damaging Het
Det1 A T 7: 78,843,823 (GRCm38) C144* probably null Het
Fbxo47 G T 11: 97,856,160 (GRCm38) A360D probably damaging Het
Frrs1 G A 3: 116,885,239 (GRCm38) G237R probably damaging Het
Gatsl2 T C 5: 134,135,602 (GRCm38) F134S probably benign Het
Gm10718 A T 9: 3,025,118 (GRCm38) Y194F probably benign Het
Gm21738 G A 14: 19,416,979 (GRCm38) S144L probably benign Het
Gm4788 G A 1: 139,739,206 (GRCm38) L444F probably damaging Het
Gm5862 A C 5: 26,022,771 (GRCm38) W41G probably benign Het
Gria2 T C 3: 80,710,331 (GRCm38) T372A probably benign Het
Hmcn2 A T 2: 31,398,917 (GRCm38) Q2246L probably benign Het
Ide T C 19: 37,272,164 (GRCm38) M930V unknown Het
Kdm5a T C 6: 120,394,255 (GRCm38) probably null Het
Khnyn A G 14: 55,894,969 (GRCm38) T625A probably benign Het
Lrrtm1 T C 6: 77,244,186 (GRCm38) F209L possibly damaging Het
Med13 C A 11: 86,308,696 (GRCm38) probably benign Het
Myom2 A G 8: 15,069,685 (GRCm38) E147G probably benign Het
Myrip T A 9: 120,388,264 (GRCm38) V88D probably damaging Het
Nbeal2 T C 9: 110,631,414 (GRCm38) H1784R probably benign Het
Nlrp4e T A 7: 23,320,830 (GRCm38) C247* probably null Het
Nup54 G A 5: 92,424,435 (GRCm38) P252L probably benign Het
Olfr610 A G 7: 103,506,796 (GRCm38) I50T possibly damaging Het
Otoa C A 7: 121,105,968 (GRCm38) N244K probably damaging Het
Pbrm1 G A 14: 31,082,604 (GRCm38) R960H probably damaging Het
Ptcd3 A T 6: 71,898,427 (GRCm38) N190K probably damaging Het
Rhobtb1 T A 10: 69,270,304 (GRCm38) L233H probably damaging Het
Sec24c T A 14: 20,689,689 (GRCm38) F545I probably damaging Het
Slc6a15 T C 10: 103,404,825 (GRCm38) probably null Het
Slitrk1 G A 14: 108,911,239 (GRCm38) A680V probably benign Het
Spindoc A G 19: 7,382,677 (GRCm38) L42P probably damaging Het
Tenm4 A G 7: 96,895,212 (GRCm38) E2145G probably damaging Het
Tmem144 G T 3: 79,839,194 (GRCm38) A18E probably damaging Het
Tmem213 A T 6: 38,109,438 (GRCm38) S10C possibly damaging Het
Trav6-3 A T 14: 53,430,343 (GRCm38) I102L probably benign Het
Trip11 T G 12: 101,886,884 (GRCm38) N483T possibly damaging Het
Unc13b C T 4: 43,239,385 (GRCm38) R1056* probably null Het
Wdr27 T G 17: 14,917,226 (GRCm38) K433N probably damaging Het
Wls C A 3: 159,901,443 (GRCm38) S189* probably null Het
Yeats2 A G 16: 20,206,167 (GRCm38) N706D probably damaging Het
Zbp1 A G 2: 173,212,254 (GRCm38) V158A probably benign Het
Zfp595 G T 13: 67,317,783 (GRCm38) H139N possibly damaging Het
Other mutations in Smpd1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00493:Smpd1 APN 7 105,556,641 (GRCm38) missense probably damaging 0.99
IGL01147:Smpd1 APN 7 105,555,736 (GRCm38) missense probably damaging 1.00
IGL01526:Smpd1 APN 7 105,554,775 (GRCm38) missense probably benign 0.01
IGL01541:Smpd1 APN 7 105,555,826 (GRCm38) missense possibly damaging 0.48
IGL01619:Smpd1 APN 7 105,555,342 (GRCm38) missense possibly damaging 0.89
IGL03004:Smpd1 APN 7 105,556,674 (GRCm38) missense possibly damaging 0.82
R0782:Smpd1 UTSW 7 105,555,343 (GRCm38) missense possibly damaging 0.80
R1445:Smpd1 UTSW 7 105,556,674 (GRCm38) missense possibly damaging 0.82
R1489:Smpd1 UTSW 7 105,556,554 (GRCm38) splice site probably null
R3683:Smpd1 UTSW 7 105,555,402 (GRCm38) missense probably damaging 1.00
R3685:Smpd1 UTSW 7 105,555,402 (GRCm38) missense probably damaging 1.00
R3977:Smpd1 UTSW 7 105,555,901 (GRCm38) missense probably benign 0.29
R4850:Smpd1 UTSW 7 105,555,985 (GRCm38) missense probably benign
R5084:Smpd1 UTSW 7 105,556,978 (GRCm38) missense probably damaging 1.00
R6316:Smpd1 UTSW 7 105,555,502 (GRCm38) missense probably benign 0.19
R6429:Smpd1 UTSW 7 105,556,928 (GRCm38) missense probably damaging 1.00
R6672:Smpd1 UTSW 7 105,555,273 (GRCm38) missense probably benign
R7156:Smpd1 UTSW 7 105,554,486 (GRCm38) unclassified probably benign
R7883:Smpd1 UTSW 7 105,556,985 (GRCm38) missense probably damaging 1.00
R8261:Smpd1 UTSW 7 105,555,313 (GRCm38) missense probably benign 0.01
R9287:Smpd1 UTSW 7 105,555,235 (GRCm38) missense probably benign 0.14
R9406:Smpd1 UTSW 7 105,554,543 (GRCm38) missense possibly damaging 0.62
R9461:Smpd1 UTSW 7 105,555,582 (GRCm38) missense probably damaging 1.00
R9496:Smpd1 UTSW 7 105,555,995 (GRCm38) critical splice donor site probably null
X0021:Smpd1 UTSW 7 105,557,645 (GRCm38) missense probably damaging 1.00
Posted On 2014-05-07