Incidental Mutation 'R6793:Enpp1'
ID 532706
Institutional Source Beutler Lab
Gene Symbol Enpp1
Ensembl Gene ENSMUSG00000037370
Gene Name ectonucleotide pyrophosphatase/phosphodiesterase 1
Synonyms PC-1, E-NPP1, Npps, Pca, Pdnp1, CD203c, twy, NPP1, 4833416E15Rik, Pca-1, Ly-41
MMRRC Submission 044906-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.229) question?
Stock # R6793 (G1)
Quality Score 225.009
Status Not validated
Chromosome 10
Chromosomal Location 24513812-24588057 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 24531723 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 520 (D520G)
Ref Sequence ENSEMBL: ENSMUSP00000114273 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000039882] [ENSMUST00000105520] [ENSMUST00000135846]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000039882
SMART Domains Protein: ENSMUSP00000046090
Gene: ENSMUSG00000037370

DomainStartEndE-ValueType
low complexity region 22 34 N/A INTRINSIC
low complexity region 59 69 N/A INTRINSIC
SO 86 126 2.17e-14 SMART
SO 127 170 1.51e-13 SMART
Pfam:Phosphodiest 194 358 1e-44 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000105520
AA Change: D520G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000101159
Gene: ENSMUSG00000037370
AA Change: D520G

DomainStartEndE-ValueType
low complexity region 22 34 N/A INTRINSIC
transmembrane domain 57 79 N/A INTRINSIC
SO 86 126 2.17e-14 SMART
SO 127 170 1.51e-13 SMART
Pfam:Phosphodiest 194 520 1.8e-87 PFAM
Endonuclease_NS 655 873 5.33e-15 SMART
NUC 656 887 3.62e-107 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000135846
AA Change: D520G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000114273
Gene: ENSMUSG00000037370
AA Change: D520G

DomainStartEndE-ValueType
low complexity region 22 34 N/A INTRINSIC
transmembrane domain 57 79 N/A INTRINSIC
SO 86 126 2.17e-14 SMART
SO 127 170 1.51e-13 SMART
Pfam:Phosphodiest 194 520 4.2e-91 PFAM
Endonuclease_NS 656 874 5.33e-15 SMART
NUC 657 888 3.62e-107 SMART
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.5%
  • 20x: 96.0%
Validation Efficiency
MGI Phenotype FUNCTION: This gene encodes a member of the nucleoside pyrophosphatase/phosphodiesterase family of enzymes that catalyzes the hydrolysis of pyrophosphate and phosphodiester bonds in nucleotide triphosphates and oligonucleotides, respectively, to generate nucleoside 5'-monophosphates. The encoded protein is a type II transmembrane glycoprotein that negatively regulates bone mineralization. Mice harboring a nonsense mutation in this gene, termed tiptoe walking (ttw), exhibit ectopic ossification of the spinal ligaments. The encoded protein binds to the insulin receptor, inhibits downstream signaling events and induces insulin resistance and glucose tolerance. This gene is located adjacent to a paralog on chromosome 10. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Apr 2015]
PHENOTYPE: Mice homozygous for a null allele develop hyperostosis leading to ossific intervertebral fusion, peripheral joint ankylosis and tendon calcification, and display spontaneous arterial and articular cartilage calcification, and altered adipocyte maturation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2010315B03Rik A T 9: 124,058,052 (GRCm39) N19K possibly damaging Het
A2ml1 G A 6: 128,523,292 (GRCm39) Q1215* probably null Het
Abraxas2 T C 7: 132,476,563 (GRCm39) I98T probably damaging Het
Ankrd17 G A 5: 90,413,371 (GRCm39) T1181I probably damaging Het
Bsn T A 9: 107,991,814 (GRCm39) K1313* probably null Het
Chst4 A T 8: 110,756,699 (GRCm39) V388D probably damaging Het
Ckap5 T G 2: 91,399,054 (GRCm39) W613G probably damaging Het
Clock GACTCACT GACT 5: 76,384,967 (GRCm39) probably null Het
Epha3 T C 16: 63,593,818 (GRCm39) N90S probably benign Het
Esp36 A T 17: 38,728,005 (GRCm39) M92K unknown Het
Fam135a A G 1: 24,107,006 (GRCm39) V44A possibly damaging Het
Fndc8 T C 11: 82,788,412 (GRCm39) S81P probably damaging Het
Fsip2 T G 2: 82,819,838 (GRCm39) N5190K probably benign Het
Gabrr1 T G 4: 33,162,712 (GRCm39) V426G possibly damaging Het
Igkv6-15 T A 6: 70,383,976 (GRCm39) M1L probably benign Het
Lrrc36 A G 8: 106,185,065 (GRCm39) E614G probably damaging Het
Man1a2 A T 3: 100,539,913 (GRCm39) I176K possibly damaging Het
Mapk4 T A 18: 74,063,539 (GRCm39) N561I probably damaging Het
Med15 A T 16: 17,470,567 (GRCm39) probably benign Het
Mfsd2a A G 4: 122,844,498 (GRCm39) V258A probably benign Het
Micu3 G A 8: 40,833,736 (GRCm39) V457I probably damaging Het
Mov10l1 T A 15: 88,880,387 (GRCm39) V291E possibly damaging Het
Naip2 T C 13: 100,291,468 (GRCm39) S1157G probably benign Het
Ncbp1 T C 4: 46,157,827 (GRCm39) I355T probably damaging Het
Or51s1 A G 7: 102,558,935 (GRCm39) V37A probably benign Het
Or52ad1 T C 7: 102,995,473 (GRCm39) T221A probably benign Het
Otub2 A G 12: 103,355,278 (GRCm39) probably benign Het
Pcdh15 T C 10: 74,466,971 (GRCm39) S1666P probably damaging Het
Pcdha12 T A 18: 37,155,234 (GRCm39) V651E probably damaging Het
Pomt1 T C 2: 32,132,961 (GRCm39) F186L probably damaging Het
Prl3d3 G A 13: 27,345,044 (GRCm39) A140T probably benign Het
Ptprn G A 1: 75,234,786 (GRCm39) T267I probably benign Het
Qrfprl C T 6: 65,358,405 (GRCm39) A43V probably benign Het
Rhbdd2 T A 5: 135,665,008 (GRCm39) I113N probably damaging Het
Saraf T A 8: 34,635,767 (GRCm39) probably null Het
Slc41a2 T C 10: 83,137,022 (GRCm39) probably null Het
Slc47a1 A G 11: 61,250,229 (GRCm39) V352A probably benign Het
Tmem237 T C 1: 59,153,375 (GRCm39) T49A probably benign Het
Tmem273 A C 14: 32,528,778 (GRCm39) I48L probably benign Het
Tmprss11e C T 5: 86,863,414 (GRCm39) C217Y probably damaging Het
Ubfd1 T C 7: 121,667,103 (GRCm39) V140A probably benign Het
Utrn A G 10: 12,516,669 (GRCm39) probably null Het
Utrn T A 10: 12,574,844 (GRCm39) I1028F possibly damaging Het
Virma C T 4: 11,539,968 (GRCm39) T1479M probably damaging Het
Vwa7 G T 17: 35,243,867 (GRCm39) R767L probably benign Het
Wdfy3 A T 5: 102,065,297 (GRCm39) Y1290* probably null Het
Zfp970 G A 2: 177,167,338 (GRCm39) C304Y probably damaging Het
Other mutations in Enpp1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00392:Enpp1 APN 10 24,521,325 (GRCm39) missense possibly damaging 0.93
IGL00966:Enpp1 APN 10 24,529,929 (GRCm39) missense probably damaging 1.00
IGL01364:Enpp1 APN 10 24,540,512 (GRCm39) missense probably damaging 1.00
IGL02040:Enpp1 APN 10 24,531,754 (GRCm39) missense probably damaging 1.00
IGL02143:Enpp1 APN 10 24,553,872 (GRCm39) missense probably damaging 1.00
IGL02631:Enpp1 APN 10 24,517,859 (GRCm39) missense probably damaging 1.00
IGL02655:Enpp1 APN 10 24,553,872 (GRCm39) missense probably damaging 1.00
IGL02677:Enpp1 APN 10 24,555,083 (GRCm39) splice site probably benign
IGL02691:Enpp1 APN 10 24,587,790 (GRCm39) missense probably damaging 0.99
IGL02966:Enpp1 APN 10 24,536,172 (GRCm39) missense probably damaging 1.00
IGL03087:Enpp1 APN 10 24,531,779 (GRCm39) splice site probably benign
IGL03330:Enpp1 APN 10 24,540,804 (GRCm39) splice site probably benign
IGL03365:Enpp1 APN 10 24,544,923 (GRCm39) missense probably damaging 1.00
IGL03377:Enpp1 APN 10 24,536,181 (GRCm39) critical splice acceptor site probably null
PIT4651001:Enpp1 UTSW 10 24,529,848 (GRCm39) missense probably benign 0.16
R0011:Enpp1 UTSW 10 24,545,900 (GRCm39) nonsense probably null
R0201:Enpp1 UTSW 10 24,529,815 (GRCm39) missense probably benign 0.00
R0496:Enpp1 UTSW 10 24,547,950 (GRCm39) missense probably benign 0.18
R1228:Enpp1 UTSW 10 24,521,310 (GRCm39) missense probably benign 0.30
R1536:Enpp1 UTSW 10 24,517,732 (GRCm39) missense probably benign 0.27
R1927:Enpp1 UTSW 10 24,530,786 (GRCm39) missense possibly damaging 0.65
R2051:Enpp1 UTSW 10 24,587,702 (GRCm39) critical splice donor site probably null
R2057:Enpp1 UTSW 10 24,536,090 (GRCm39) missense probably damaging 0.98
R2353:Enpp1 UTSW 10 24,527,239 (GRCm39) missense probably benign 0.24
R4077:Enpp1 UTSW 10 24,544,905 (GRCm39) critical splice donor site probably null
R4079:Enpp1 UTSW 10 24,544,905 (GRCm39) critical splice donor site probably null
R4739:Enpp1 UTSW 10 24,555,146 (GRCm39) missense probably null 0.99
R4740:Enpp1 UTSW 10 24,555,146 (GRCm39) missense probably null 0.99
R4761:Enpp1 UTSW 10 24,517,849 (GRCm39) missense possibly damaging 0.94
R4822:Enpp1 UTSW 10 24,537,833 (GRCm39) missense possibly damaging 0.74
R4919:Enpp1 UTSW 10 24,523,983 (GRCm39) missense probably benign 0.01
R5140:Enpp1 UTSW 10 24,528,750 (GRCm39) missense possibly damaging 0.51
R5302:Enpp1 UTSW 10 24,527,288 (GRCm39) missense probably benign
R5421:Enpp1 UTSW 10 24,545,655 (GRCm39) missense probably damaging 1.00
R5695:Enpp1 UTSW 10 24,530,806 (GRCm39) missense probably damaging 0.99
R5735:Enpp1 UTSW 10 24,530,817 (GRCm39) missense possibly damaging 0.92
R5789:Enpp1 UTSW 10 24,523,137 (GRCm39) missense probably benign
R5942:Enpp1 UTSW 10 24,551,966 (GRCm39) nonsense probably null
R6048:Enpp1 UTSW 10 24,536,152 (GRCm39) missense probably damaging 1.00
R6053:Enpp1 UTSW 10 24,533,024 (GRCm39) missense possibly damaging 0.93
R6305:Enpp1 UTSW 10 24,517,780 (GRCm39) missense probably damaging 1.00
R6319:Enpp1 UTSW 10 24,523,929 (GRCm39) missense probably damaging 1.00
R6624:Enpp1 UTSW 10 24,545,653 (GRCm39) nonsense probably null
R6936:Enpp1 UTSW 10 24,527,237 (GRCm39) missense probably benign 0.30
R7255:Enpp1 UTSW 10 24,521,213 (GRCm39) missense possibly damaging 0.95
R7285:Enpp1 UTSW 10 24,536,059 (GRCm39) missense probably benign 0.01
R7401:Enpp1 UTSW 10 24,521,180 (GRCm39) missense probably damaging 1.00
R7429:Enpp1 UTSW 10 24,587,848 (GRCm39) missense probably benign 0.00
R7430:Enpp1 UTSW 10 24,587,848 (GRCm39) missense probably benign 0.00
R7526:Enpp1 UTSW 10 24,550,308 (GRCm39) splice site probably null
R7532:Enpp1 UTSW 10 24,551,885 (GRCm39) missense probably benign 0.29
R7789:Enpp1 UTSW 10 24,529,981 (GRCm39) splice site probably null
R8073:Enpp1 UTSW 10 24,555,142 (GRCm39) missense possibly damaging 0.50
R8283:Enpp1 UTSW 10 24,550,554 (GRCm39) missense probably benign 0.25
R8955:Enpp1 UTSW 10 24,544,926 (GRCm39) missense probably benign 0.01
R9494:Enpp1 UTSW 10 24,527,234 (GRCm39) missense probably benign
Z1177:Enpp1 UTSW 10 24,537,840 (GRCm39) missense probably damaging 0.96
Predicted Primers PCR Primer
(F):5'- GGTGGCCAATAAATCACACGTC -3'
(R):5'- GGAGTTTCAGAGCAAAGTGC -3'

Sequencing Primer
(F):5'- CGAATATGGCTTCCTAACAGGCG -3'
(R):5'- TCAGAGCAAAGTGCCTTTATTTAG -3'
Posted On 2018-08-29