Incidental Mutation 'R6319:Enpp1'
ID 509346
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 044474-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.195) question?
Stock # R6319 (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 24523929 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Cysteine at position 747 (Y747C)
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: Y746C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000101159
Gene: ENSMUSG00000037370
AA Change: Y746C

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: Y747C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000114273
Gene: ENSMUSG00000037370
AA Change: Y747C

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
Predicted Effect noncoding transcript
Transcript: ENSMUST00000150570
Meta Mutation Damage Score 0.5309 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.6%
  • 20x: 98.8%
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: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcg2 T C 6: 58,651,723 (GRCm39) S372P probably benign Het
Adam34 A G 8: 44,104,952 (GRCm39) I231T probably benign Het
Adgrg6 T A 10: 14,307,366 (GRCm39) H840L probably damaging Het
Akap11 T C 14: 78,750,978 (GRCm39) T470A probably benign Het
Atp1a2 C G 1: 172,116,903 (GRCm39) R238P probably damaging Het
B430306N03Rik A T 17: 48,623,771 (GRCm39) Q24L probably damaging Het
Bmp6 A T 13: 38,530,390 (GRCm39) H161L probably benign Het
Cdca8 C A 4: 124,815,087 (GRCm39) D177Y possibly damaging Het
Col14a1 A G 15: 55,379,565 (GRCm39) T1693A probably damaging Het
Cpsf1 A G 15: 76,481,167 (GRCm39) S1230P probably damaging Het
Dcaf13 A G 15: 39,007,067 (GRCm39) T334A probably benign Het
Dhx32 A C 7: 133,338,955 (GRCm39) V360G probably damaging Het
Dmxl1 A G 18: 49,985,367 (GRCm39) T205A probably benign Het
Dxo A G 17: 35,057,367 (GRCm39) E253G probably damaging Het
Gga2 T C 7: 121,601,389 (GRCm39) E238G possibly damaging Het
Gpn3 C T 5: 122,510,638 (GRCm39) probably benign Het
Grik4 A T 9: 42,477,632 (GRCm39) M518K probably damaging Het
Igf2r T A 17: 12,933,000 (GRCm39) S841C probably damaging Het
Itfg1 G T 8: 86,567,258 (GRCm39) T37K probably damaging Het
Kcnn4 T A 7: 24,081,165 (GRCm39) M301K possibly damaging Het
Kel C A 6: 41,679,381 (GRCm39) E127D probably benign Het
Lrp4 A G 2: 91,310,666 (GRCm39) Y569C probably damaging Het
Lrp6 A T 6: 134,518,798 (GRCm39) V89D possibly damaging Het
Mical2 A G 7: 111,927,884 (GRCm39) D674G possibly damaging Het
Mnd1 A G 3: 84,049,071 (GRCm39) S2P possibly damaging Het
Neb T A 2: 52,053,023 (GRCm39) probably null Het
Or51af1 T C 7: 103,141,932 (GRCm39) E51G possibly damaging Het
Or5h23 A G 16: 58,906,384 (GRCm39) I154T probably benign Het
Or8g17 A G 9: 38,930,810 (GRCm39) V9A probably damaging Het
Pcca G A 14: 122,820,035 (GRCm39) V60M probably damaging Het
Plekhm3 A T 1: 64,961,093 (GRCm39) Y388N probably benign Het
Prr18 G T 17: 8,560,143 (GRCm39) V100F probably damaging Het
Rnf25 T C 1: 74,634,890 (GRCm39) Y44C probably damaging Het
Smg6 T C 11: 75,047,048 (GRCm39) L1247P probably damaging Het
Spata31e2 G A 1: 26,724,482 (GRCm39) R233C probably benign Het
Tdh T C 14: 63,733,186 (GRCm39) T137A probably benign Het
Tmem200a A G 10: 25,869,393 (GRCm39) V292A probably damaging Het
Ubr3 T C 2: 69,803,758 (GRCm39) V1116A probably benign Het
Ubr4 G A 4: 139,136,200 (GRCm39) E942K possibly damaging Het
Unc5b G A 10: 60,614,580 (GRCm39) A239V probably damaging Het
Vill G C 9: 118,892,716 (GRCm39) Q376H probably benign Het
Vmn2r115 A G 17: 23,566,877 (GRCm39) E463G possibly 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
R6624:Enpp1 UTSW 10 24,545,653 (GRCm39) nonsense probably null
R6793:Enpp1 UTSW 10 24,531,723 (GRCm39) missense probably damaging 1.00
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'- ACTCATAGCTGAATTTGTCCTCTG -3'
(R):5'- TACGTTTCCTGTCTGCGAGG -3'

Sequencing Primer
(F):5'- TTGTCCTCTGAAAATATACATGTGTC -3'
(R):5'- CAGGTTTTACAGGATTCAGTTGACTC -3'
Posted On 2018-04-02