Incidental Mutation 'R7532:Enpp1'
ID 583377
Institutional Source Beutler Lab
Gene Symbol Enpp1
Ensembl Gene ENSMUSG00000037370
Gene Name ectonucleotide pyrophosphatase/phosphodiesterase 1
Synonyms PC-1, Npps, E-NPP1, Pca-1, twy, NPP1, 4833416E15Rik, Pdnp1, Pca, CD203c, Ly-41
MMRRC Submission 045604-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.322) question?
Stock # R7532 (G1)
Quality Score 225.009
Status Not validated
Chromosome 10
Chromosomal Location 24637914-24712159 bp(-) (GRCm38)
Type of Mutation missense
DNA Base Change (assembly) C to T at 24675987 bp (GRCm38)
Zygosity Heterozygous
Amino Acid Change Valine to Methionine at position 165 (V165M)
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
AA Change: V165M

PolyPhen 2 Score 0.292 (Sensitivity: 0.91; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000046090
Gene: ENSMUSG00000037370
AA Change: V165M

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 benign
Transcript: ENSMUST00000105520
AA Change: V165M

PolyPhen 2 Score 0.292 (Sensitivity: 0.91; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000101159
Gene: ENSMUSG00000037370
AA Change: V165M

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 benign
Transcript: ENSMUST00000135846
AA Change: V165M

PolyPhen 2 Score 0.292 (Sensitivity: 0.91; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000114273
Gene: ENSMUSG00000037370
AA Change: V165M

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: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.0%
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: 57 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Add3 T A 19: 53,232,158 (GRCm38) I174K probably damaging Het
Ano2 A T 6: 125,963,704 (GRCm38) I597F probably damaging Het
Ap1g1 T C 8: 109,860,164 (GRCm38) V813A probably damaging Het
Bpnt1 A T 1: 185,352,326 (GRCm38) I207F possibly damaging Het
Brinp3 T A 1: 146,901,401 (GRCm38) W529R probably damaging Het
C2cd2l C T 9: 44,315,384 (GRCm38) R355Q probably benign Het
Ccser1 T A 6: 62,379,931 (GRCm38) C784* probably null Het
Cdh7 A T 1: 110,138,159 (GRCm38) D721V probably damaging Het
Chd9 A G 8: 90,994,565 (GRCm38) I994V unknown Het
Cst13 T G 2: 148,823,207 (GRCm38) Y41D probably benign Het
Cyth2 C T 7: 45,808,024 (GRCm38) A342T probably benign Het
Dapk1 T C 13: 60,730,886 (GRCm38) L563P probably damaging Het
Dclk3 T G 9: 111,467,528 (GRCm38) S47A probably benign Het
Dync1h1 C A 12: 110,651,577 (GRCm38) N3183K probably benign Het
Ephx3 T C 17: 32,188,789 (GRCm38) N173S possibly damaging Het
Erc1 T A 6: 119,779,631 (GRCm38) D388V probably benign Het
Esp34 T G 17: 38,559,620 (GRCm38) V135G possibly damaging Het
Gfy G A 7: 45,178,037 (GRCm38) P212S probably damaging Het
Gm5239 C T 18: 35,536,742 (GRCm38) R54C probably benign Het
Gtpbp3 T C 8: 71,489,463 (GRCm38) F113L probably benign Het
Hectd1 T A 12: 51,790,450 (GRCm38) D775V probably damaging Het
Ifrd2 T G 9: 107,592,522 (GRCm38) S431R probably damaging Het
Impg2 G A 16: 56,267,180 (GRCm38) A1121T probably damaging Het
Irx1 A G 13: 71,960,195 (GRCm38) F123L possibly damaging Het
Itgb6 C T 2: 60,669,213 (GRCm38) V79I probably benign Het
Kcnd3 G A 3: 105,668,210 (GRCm38) R550H probably damaging Het
Klhl9 A T 4: 88,720,853 (GRCm38) S384T possibly damaging Het
Kng2 T C 16: 23,027,044 (GRCm38) probably null Het
Lipo3 T C 19: 33,583,064 (GRCm38) N67S possibly damaging Het
Mgst1 T C 6: 138,153,506 (GRCm38) S78P probably benign Het
Ms4a14 A G 19: 11,303,959 (GRCm38) Y412H possibly damaging Het
Mucl2 A C 15: 103,896,052 (GRCm38) I124S unknown Het
Myh3 A G 11: 67,091,095 (GRCm38) M806V probably benign Het
Nelfcd T C 2: 174,426,396 (GRCm38) L501P probably damaging Het
Nlrp6 C A 7: 140,925,184 (GRCm38) P748Q probably benign Het
Olfr341 C T 2: 36,480,126 (GRCm38) M1I probably null Het
Olfr430 T C 1: 174,070,098 (GRCm38) S267P probably benign Het
Plxna2 G A 1: 194,644,819 (GRCm38) A354T probably benign Het
Prpf39 G T 12: 65,053,371 (GRCm38) V273L probably benign Het
Rad9a T C 19: 4,201,523 (GRCm38) probably benign Het
Rnf135 A G 11: 80,198,906 (GRCm38) D356G probably benign Het
Rragd G T 4: 33,004,166 (GRCm38) A153S possibly damaging Het
Selenot G T 3: 58,585,232 (GRCm38) V47L probably benign Het
Smc2 T C 4: 52,451,013 (GRCm38) L277P probably damaging Het
Sp7 A G 15: 102,359,149 (GRCm38) F92S possibly damaging Het
Spata1 A T 3: 146,468,191 (GRCm38) I380N possibly damaging Het
Spdye4b G T 5: 143,194,897 (GRCm38) R39S possibly damaging Het
Stom C A 2: 35,321,577 (GRCm38) R144L possibly damaging Het
Tex37 T C 6: 70,913,637 (GRCm38) K57R probably benign Het
Tsc22d1 T C 14: 76,416,046 (GRCm38) probably benign Het
Unc13b A G 4: 43,249,565 (GRCm38) T998A probably benign Het
Vcl C A 14: 21,029,324 (GRCm38) A965D probably damaging Het
Vmn1r69 A T 7: 10,580,354 (GRCm38) V150D probably damaging Het
Vmn1r90 T G 7: 14,561,264 (GRCm38) N303T possibly damaging Het
Vmn2r69 A T 7: 85,410,414 (GRCm38) M429K probably benign Het
Vmn2r8 T A 5: 108,802,240 (GRCm38) Y247F probably benign Het
Washc5 A T 15: 59,367,411 (GRCm38) S168T possibly damaging Het
Other mutations in Enpp1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00392:Enpp1 APN 10 24,645,427 (GRCm38) missense possibly damaging 0.93
IGL00966:Enpp1 APN 10 24,654,031 (GRCm38) missense probably damaging 1.00
IGL01364:Enpp1 APN 10 24,664,614 (GRCm38) missense probably damaging 1.00
IGL02040:Enpp1 APN 10 24,655,856 (GRCm38) missense probably damaging 1.00
IGL02143:Enpp1 APN 10 24,677,974 (GRCm38) missense probably damaging 1.00
IGL02631:Enpp1 APN 10 24,641,961 (GRCm38) missense probably damaging 1.00
IGL02655:Enpp1 APN 10 24,677,974 (GRCm38) missense probably damaging 1.00
IGL02677:Enpp1 APN 10 24,679,185 (GRCm38) splice site probably benign
IGL02691:Enpp1 APN 10 24,711,892 (GRCm38) missense probably damaging 0.99
IGL02966:Enpp1 APN 10 24,660,274 (GRCm38) missense probably damaging 1.00
IGL03087:Enpp1 APN 10 24,655,881 (GRCm38) splice site probably benign
IGL03330:Enpp1 APN 10 24,664,906 (GRCm38) splice site probably benign
IGL03365:Enpp1 APN 10 24,669,025 (GRCm38) missense probably damaging 1.00
IGL03377:Enpp1 APN 10 24,660,283 (GRCm38) critical splice acceptor site probably null
PIT4651001:Enpp1 UTSW 10 24,653,950 (GRCm38) missense probably benign 0.16
R0011:Enpp1 UTSW 10 24,670,002 (GRCm38) nonsense probably null
R0201:Enpp1 UTSW 10 24,653,917 (GRCm38) missense probably benign 0.00
R0496:Enpp1 UTSW 10 24,672,052 (GRCm38) missense probably benign 0.18
R1228:Enpp1 UTSW 10 24,645,412 (GRCm38) missense probably benign 0.30
R1536:Enpp1 UTSW 10 24,641,834 (GRCm38) missense probably benign 0.27
R1927:Enpp1 UTSW 10 24,654,888 (GRCm38) missense possibly damaging 0.65
R2051:Enpp1 UTSW 10 24,711,804 (GRCm38) critical splice donor site probably null
R2057:Enpp1 UTSW 10 24,660,192 (GRCm38) missense probably damaging 0.98
R2353:Enpp1 UTSW 10 24,651,341 (GRCm38) missense probably benign 0.24
R4077:Enpp1 UTSW 10 24,669,007 (GRCm38) critical splice donor site probably null
R4079:Enpp1 UTSW 10 24,669,007 (GRCm38) critical splice donor site probably null
R4739:Enpp1 UTSW 10 24,679,248 (GRCm38) missense probably null 0.99
R4740:Enpp1 UTSW 10 24,679,248 (GRCm38) missense probably null 0.99
R4761:Enpp1 UTSW 10 24,641,951 (GRCm38) missense possibly damaging 0.94
R4822:Enpp1 UTSW 10 24,661,935 (GRCm38) missense possibly damaging 0.74
R4919:Enpp1 UTSW 10 24,648,085 (GRCm38) missense probably benign 0.01
R5140:Enpp1 UTSW 10 24,652,852 (GRCm38) missense possibly damaging 0.51
R5302:Enpp1 UTSW 10 24,651,390 (GRCm38) missense probably benign
R5421:Enpp1 UTSW 10 24,669,757 (GRCm38) missense probably damaging 1.00
R5695:Enpp1 UTSW 10 24,654,908 (GRCm38) missense probably damaging 0.99
R5735:Enpp1 UTSW 10 24,654,919 (GRCm38) missense possibly damaging 0.92
R5789:Enpp1 UTSW 10 24,647,239 (GRCm38) missense probably benign
R5942:Enpp1 UTSW 10 24,676,068 (GRCm38) nonsense probably null
R6048:Enpp1 UTSW 10 24,660,254 (GRCm38) missense probably damaging 1.00
R6053:Enpp1 UTSW 10 24,657,126 (GRCm38) missense possibly damaging 0.93
R6305:Enpp1 UTSW 10 24,641,882 (GRCm38) missense probably damaging 1.00
R6319:Enpp1 UTSW 10 24,648,031 (GRCm38) missense probably damaging 1.00
R6624:Enpp1 UTSW 10 24,669,755 (GRCm38) nonsense probably null
R6793:Enpp1 UTSW 10 24,655,825 (GRCm38) missense probably damaging 1.00
R6936:Enpp1 UTSW 10 24,651,339 (GRCm38) missense probably benign 0.30
R7255:Enpp1 UTSW 10 24,645,315 (GRCm38) missense possibly damaging 0.95
R7285:Enpp1 UTSW 10 24,660,161 (GRCm38) missense probably benign 0.01
R7401:Enpp1 UTSW 10 24,645,282 (GRCm38) missense probably damaging 1.00
R7429:Enpp1 UTSW 10 24,711,950 (GRCm38) missense probably benign 0.00
R7430:Enpp1 UTSW 10 24,711,950 (GRCm38) missense probably benign 0.00
R7526:Enpp1 UTSW 10 24,674,410 (GRCm38) splice site probably null
R7789:Enpp1 UTSW 10 24,654,083 (GRCm38) splice site probably null
R8073:Enpp1 UTSW 10 24,679,244 (GRCm38) missense possibly damaging 0.50
R8283:Enpp1 UTSW 10 24,674,656 (GRCm38) missense probably benign 0.25
R8955:Enpp1 UTSW 10 24,669,028 (GRCm38) missense probably benign 0.01
R9494:Enpp1 UTSW 10 24,651,336 (GRCm38) missense probably benign
Z1177:Enpp1 UTSW 10 24,661,942 (GRCm38) missense probably damaging 0.96
Predicted Primers PCR Primer
(F):5'- TTCAGCTGGATGACATCACGTG -3'
(R):5'- CCTCTTGTCCAAAATGGTGTTG -3'

Sequencing Primer
(F):5'- GTCCTTGGTTCATGTACACATCAAAG -3'
(R):5'- GTCCAAAATGGTGTTGATTTTTACAG -3'
Posted On 2019-10-17