Incidental Mutation 'R6822:Smpd4'
ID 537692
Institutional Source Beutler Lab
Gene Symbol Smpd4
Ensembl Gene ENSMUSG00000005899
Gene Name sphingomyelin phosphodiesterase 4
Synonyms 4122402O22Rik, neutral membrane (neutral sphingomyelinase-3)
MMRRC Submission 044934-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.098) question?
Stock # R6822 (G1)
Quality Score 225.009
Status Validated
Chromosome 16
Chromosomal Location 17437218-17462692 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 17458097 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 465 (V465A)
Ref Sequence ENSEMBL: ENSMUSP00000006053 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000006053] [ENSMUST00000090159] [ENSMUST00000163476] [ENSMUST00000165363] [ENSMUST00000231436] [ENSMUST00000231627] [ENSMUST00000231722] [ENSMUST00000231792] [ENSMUST00000232021] [ENSMUST00000232116] [ENSMUST00000232271]
AlphaFold Q6ZPR5
Predicted Effect probably damaging
Transcript: ENSMUST00000006053
AA Change: V465A

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000006053
Gene: ENSMUSG00000005899
AA Change: V465A

DomainStartEndE-ValueType
Pfam:mit_SMPDase 8 768 N/A PFAM
transmembrane domain 769 791 N/A INTRINSIC
transmembrane domain 798 815 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000090159
AA Change: V449A

PolyPhen 2 Score 0.915 (Sensitivity: 0.81; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000087620
Gene: ENSMUSG00000005899
AA Change: V449A

DomainStartEndE-ValueType
Pfam:mit_SMPDase 8 288 7.4e-177 PFAM
Pfam:mit_SMPDase 287 752 9.4e-259 PFAM
transmembrane domain 753 775 N/A INTRINSIC
transmembrane domain 782 799 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000163476
AA Change: V436A

PolyPhen 2 Score 0.995 (Sensitivity: 0.68; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000131867
Gene: ENSMUSG00000005899
AA Change: V436A

DomainStartEndE-ValueType
Pfam:mit_SMPDase 8 289 6.2e-177 PFAM
Pfam:mit_SMPDase 285 739 9.8e-266 PFAM
transmembrane domain 740 762 N/A INTRINSIC
transmembrane domain 769 786 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000165363
AA Change: V435A

PolyPhen 2 Score 0.994 (Sensitivity: 0.69; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000130720
Gene: ENSMUSG00000005899
AA Change: V435A

DomainStartEndE-ValueType
Pfam:mit_SMPDase 8 289 6.2e-177 PFAM
Pfam:mit_SMPDase 285 738 4.1e-262 PFAM
transmembrane domain 739 761 N/A INTRINSIC
transmembrane domain 768 785 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000231436
AA Change: V436A

PolyPhen 2 Score 0.975 (Sensitivity: 0.76; Specificity: 0.96)
Predicted Effect probably benign
Transcript: ENSMUST00000231627
Predicted Effect probably benign
Transcript: ENSMUST00000231722
Predicted Effect probably damaging
Transcript: ENSMUST00000231792
AA Change: V215A

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
Predicted Effect probably damaging
Transcript: ENSMUST00000232021
AA Change: V363A

PolyPhen 2 Score 0.993 (Sensitivity: 0.70; Specificity: 0.97)
Predicted Effect probably benign
Transcript: ENSMUST00000232116
Predicted Effect probably damaging
Transcript: ENSMUST00000232271
AA Change: V141A

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency 94% (46/49)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Sphingomyelinases (EC 3.1.4.12), such as SMPD4, catalyze the hydrolysis of membrane sphingomyelin to form phosphorylcholine and ceramide (Krut et al., 2006 [PubMed 16517606]).[supplied by OMIM, Mar 2008]
Allele List at MGI
Other mutations in this stock
Total: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam11 G A 11: 102,667,501 (GRCm39) R687Q possibly damaging Het
AI987944 A G 7: 41,024,232 (GRCm39) L249P probably damaging Het
Ankrd28 T A 14: 31,458,797 (GRCm39) probably null Het
Bahcc1 T C 11: 120,178,547 (GRCm39) S2369P probably damaging Het
Birc6 T C 17: 74,887,377 (GRCm39) S902P possibly damaging Het
Birc6 A T 17: 74,905,039 (GRCm39) K1277N probably damaging Het
Brwd1 T C 16: 95,842,474 (GRCm39) E821G probably benign Het
Cct8l1 T C 5: 25,722,937 (GRCm39) S551P possibly damaging Het
Cmtm1 TCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGG TCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGGCTGGCTGGTGTCCCGGGTACTGAAGGTCCCTGG 8: 105,036,334 (GRCm39) probably null Het
Cyp2c39 A T 19: 39,525,261 (GRCm39) D188V probably damaging Het
Dclk3 G T 9: 111,268,405 (GRCm39) A25S probably benign Het
Dpep2 A T 8: 106,711,873 (GRCm39) M518K probably benign Het
Dst T C 1: 34,314,755 (GRCm39) V6462A probably damaging Het
Entpd3 T C 9: 120,391,104 (GRCm39) probably null Het
Epm2aip1 T C 9: 111,101,624 (GRCm39) V199A probably damaging Het
Fam193b A G 13: 55,689,504 (GRCm39) probably benign Het
Fam50b G A 13: 34,931,084 (GRCm39) E187K possibly damaging Het
Fat1 A G 8: 45,479,441 (GRCm39) D2829G probably damaging Het
Fcgbp T A 7: 27,806,781 (GRCm39) Y2250N probably damaging Het
Gm40460 ACCCCCACAGGAGCCACAGCCTCCCTTGCAGCCCCCACAGGAGCCACAGCCTCCCTTGCAGCCCCCACAGGAGCCACAGCCTCCCTTGCAGCCCCCACAGGAGCCACAGCCTCCCTTGCAGCCCCCACAGGAACTACAGCCTCCCTTGCAGCCCCCACAGGAACTACAGCCTCCCTTGCAGCCCCCACAGGAACTACAGCCTCCCTTGCAGCCCCCACAG ACCCCCACAGGAGCCACAGCCTCCCTTGCAGCCCCCACAGGAGCCACAGCCTCCCTTGCAGCCCCCACAGGAGCCACAGCCTCCCTTGCAGCCCCCACAGGAACTACAGCCTCCCTTGCAGCCCCCACAGGAACTACAGCCTCCCTTGCAGCCCCCACAGGAACTACAGCCTCCCTTGCAGCCCCCACAG 7: 141,794,450 (GRCm39) probably benign Het
Grik5 C T 7: 24,745,780 (GRCm39) R431Q possibly damaging Het
H2-Aa C T 17: 34,506,651 (GRCm39) probably null Het
Igsf9 T A 1: 172,324,730 (GRCm39) S883T possibly damaging Het
Kcnh7 T G 2: 62,618,248 (GRCm39) I414L probably damaging Het
Kcnma1 T C 14: 24,053,812 (GRCm39) probably null Het
Kcnmb1 T C 11: 33,914,686 (GRCm39) probably benign Het
Kmt2d A G 15: 98,747,340 (GRCm39) probably benign Het
Krt9 TCCACTTCCTCCTCCATAGCTGCCCCCACTTCCTCCTCCATAGCTGCCCCCACTTCCTCCTCCATAGCTGCCCCCACTTCCTCCTCCATAGCTGCC TCCACTTCCTCCTCCATAGCTGCCCCCACTTCCTCCTCCATAGCTGCC 11: 100,079,903 (GRCm39) probably benign Het
Map3k13 G A 16: 21,741,013 (GRCm39) S780N probably benign Het
Nlgn1 T C 3: 26,187,796 (GRCm39) T30A probably benign Het
Nucb1 A G 7: 45,148,289 (GRCm39) F175L probably damaging Het
Pax6 T A 2: 105,516,268 (GRCm39) V182E probably benign Het
Ptger1 A G 8: 84,395,279 (GRCm39) D252G probably benign Het
Rexo4 T C 2: 26,850,283 (GRCm39) D275G probably damaging Het
Ripk4 T C 16: 97,547,236 (GRCm39) D342G probably damaging Het
Rpl10l A T 12: 66,330,987 (GRCm39) C49S possibly damaging Het
Sema7a T C 9: 57,867,619 (GRCm39) F457S probably damaging Het
Shank3 G A 15: 89,415,830 (GRCm39) D155N probably damaging Het
Smpd3 G A 8: 106,992,596 (GRCm39) probably benign Het
Sohlh2 T C 3: 55,115,107 (GRCm39) V364A probably damaging Het
Sos2 C T 12: 69,697,423 (GRCm39) R99Q probably damaging Het
Spry2 G A 14: 106,130,791 (GRCm39) Q132* probably null Het
Tbx19 G T 1: 164,967,709 (GRCm39) P346Q probably damaging Het
Tdrd6 A G 17: 43,938,106 (GRCm39) Y981H probably damaging Het
Tinag T C 9: 76,938,984 (GRCm39) K165E probably benign Het
Tubb4a A T 17: 57,387,904 (GRCm39) I374N probably damaging Het
Umodl1 C T 17: 31,205,528 (GRCm39) Q708* probably null Het
Vmn2r3 A T 3: 64,194,876 (GRCm39) V14E probably benign Het
Zfp82 G A 7: 29,755,712 (GRCm39) L457F probably damaging Het
Other mutations in Smpd4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00944:Smpd4 APN 16 17,460,621 (GRCm39) missense probably benign 0.04
IGL01461:Smpd4 APN 16 17,439,370 (GRCm39) missense probably damaging 1.00
IGL02051:Smpd4 APN 16 17,444,382 (GRCm39) missense probably damaging 1.00
IGL02492:Smpd4 APN 16 17,457,215 (GRCm39) missense probably damaging 1.00
IGL03181:Smpd4 APN 16 17,443,671 (GRCm39) nonsense probably null
Victim UTSW 16 17,458,835 (GRCm39) missense probably damaging 1.00
weakling UTSW 16 17,456,350 (GRCm39) intron probably benign
G1citation:Smpd4 UTSW 16 17,458,097 (GRCm39) missense probably damaging 1.00
R0197:Smpd4 UTSW 16 17,459,461 (GRCm39) critical splice donor site probably null
R0549:Smpd4 UTSW 16 17,457,176 (GRCm39) missense probably benign 0.15
R0789:Smpd4 UTSW 16 17,443,690 (GRCm39) missense probably benign 0.14
R1077:Smpd4 UTSW 16 17,441,833 (GRCm39) missense probably damaging 1.00
R1120:Smpd4 UTSW 16 17,456,350 (GRCm39) intron probably benign
R1716:Smpd4 UTSW 16 17,460,365 (GRCm39) missense probably damaging 1.00
R1758:Smpd4 UTSW 16 17,458,744 (GRCm39) missense probably damaging 1.00
R1758:Smpd4 UTSW 16 17,443,872 (GRCm39) missense probably damaging 0.99
R1838:Smpd4 UTSW 16 17,460,166 (GRCm39) splice site probably null
R2115:Smpd4 UTSW 16 17,444,729 (GRCm39) missense probably benign 0.33
R2849:Smpd4 UTSW 16 17,460,076 (GRCm39) missense probably damaging 1.00
R4654:Smpd4 UTSW 16 17,459,992 (GRCm39) intron probably benign
R6157:Smpd4 UTSW 16 17,458,930 (GRCm39) splice site probably null
R6190:Smpd4 UTSW 16 17,449,877 (GRCm39) missense probably damaging 1.00
R7062:Smpd4 UTSW 16 17,458,835 (GRCm39) missense probably damaging 1.00
R7305:Smpd4 UTSW 16 17,459,647 (GRCm39) missense probably damaging 0.99
R7759:Smpd4 UTSW 16 17,456,497 (GRCm39) missense probably damaging 1.00
R7853:Smpd4 UTSW 16 17,460,605 (GRCm39) missense probably damaging 1.00
R8187:Smpd4 UTSW 16 17,446,999 (GRCm39) missense probably damaging 1.00
R8303:Smpd4 UTSW 16 17,457,195 (GRCm39) missense probably damaging 1.00
R8518:Smpd4 UTSW 16 17,458,884 (GRCm39) missense possibly damaging 0.89
R8735:Smpd4 UTSW 16 17,453,410 (GRCm39) missense possibly damaging 0.92
R9075:Smpd4 UTSW 16 17,457,849 (GRCm39) missense unknown
R9439:Smpd4 UTSW 16 17,459,451 (GRCm39) missense probably benign
Z1176:Smpd4 UTSW 16 17,437,450 (GRCm39) intron probably benign
Z1177:Smpd4 UTSW 16 17,439,305 (GRCm39) critical splice acceptor site probably benign
Predicted Primers PCR Primer
(F):5'- TGCCTCCTATAAGGGGTCTACAC -3'
(R):5'- CACTAGGAAGGGGACATTAGCC -3'

Sequencing Primer
(F):5'- CCTATAAGGGGTCTACACGGTGG -3'
(R):5'- GGGGACATTAGCCAAACTTTTAC -3'
Posted On 2018-10-18