Incidental Mutation 'PIT4651001:Enpp1'
ID 556681
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
Accession Numbers
Essential gene? Probably non essential (E-score: 0.229) question?
Stock # PIT4651001 (G1)
Quality Score 152.008
Status Not validated
Chromosome 10
Chromosomal Location 24513812-24588057 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 24529848 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Proline to Serine at position 597 (P597S)
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 benign
Transcript: ENSMUST00000105520
AA Change: P597S

PolyPhen 2 Score 0.191 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000101159
Gene: ENSMUSG00000037370
AA Change: P597S

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: P597S

PolyPhen 2 Score 0.164 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000114273
Gene: ENSMUSG00000037370
AA Change: P597S

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: 93.1%
  • 3x: 90.7%
  • 10x: 84.4%
  • 20x: 70.4%
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: 74 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2210408I21Rik A T 13: 77,408,014 (GRCm39) I428L probably benign Het
Aass T C 6: 23,118,750 (GRCm39) I131V probably benign Het
Alcam T A 16: 52,115,550 (GRCm39) K189N probably benign Het
Ankrd50 C A 3: 38,509,959 (GRCm39) E803* probably null Het
Ankrd53 A G 6: 83,742,715 (GRCm39) D236G probably damaging Het
Bard1 A G 1: 71,114,087 (GRCm39) V298A probably benign Het
Cacna1d C T 14: 29,900,602 (GRCm39) G361D probably damaging Het
Camkk1 A G 11: 72,916,647 (GRCm39) S82G probably benign Het
Ccr4 A T 9: 114,321,261 (GRCm39) V268E probably benign Het
Cdh6 G A 15: 13,044,805 (GRCm39) S439L possibly damaging Het
Ces1e G T 8: 93,941,711 (GRCm39) A254E probably benign Het
Cfap46 T C 7: 139,225,467 (GRCm39) T1078A Het
Cyp46a1 A G 12: 108,319,367 (GRCm39) D288G probably benign Het
Dnah6 T C 6: 73,037,243 (GRCm39) N3333S probably benign Het
Dzip3 A G 16: 48,765,241 (GRCm39) V491A probably benign Het
Egr1 G T 18: 34,996,240 (GRCm39) E341* probably null Het
Ercc3 A T 18: 32,373,365 (GRCm39) probably benign Het
Fbn1 T C 2: 125,205,909 (GRCm39) probably null Het
Fbxw11 T C 11: 32,661,999 (GRCm39) probably null Het
Fhip1a C T 3: 85,590,948 (GRCm39) A389T probably damaging Het
Gbf1 A G 19: 46,151,982 (GRCm39) N5S probably benign Het
Gbp4 T A 5: 105,266,289 (GRCm39) H584L probably benign Het
Gcgr G T 11: 120,428,968 (GRCm39) C402F probably damaging Het
Grm7 T A 6: 110,623,050 (GRCm39) N74K probably benign Het
H1f9 A G 11: 94,859,142 (GRCm39) S146G probably benign Het
Hoxa10 T G 6: 52,211,877 (GRCm39) N13T possibly damaging Het
Ice1 A T 13: 70,772,040 (GRCm39) probably null Het
Il22 C A 10: 118,041,495 (GRCm39) N69K probably damaging Het
Il9r A T 11: 32,141,798 (GRCm39) H319Q probably benign Het
Itgax A G 7: 127,748,282 (GRCm39) T1104A probably benign Het
Jag1 C T 2: 136,943,617 (GRCm39) G193D probably damaging Het
Krt13 T A 11: 100,010,862 (GRCm39) D164V probably damaging Het
Lepr T C 4: 101,649,194 (GRCm39) M865T probably damaging Het
Lmf2 G A 15: 89,236,272 (GRCm39) H576Y possibly damaging Het
Lrrc8c C T 5: 105,756,189 (GRCm39) H655Y probably benign Het
Mapk6 A T 9: 75,304,869 (GRCm39) S183T possibly damaging Het
Mcrs1 A T 15: 99,144,832 (GRCm39) Y261N probably damaging Het
Mon1b G A 8: 114,365,254 (GRCm39) G194D probably benign Het
Myo18b C T 5: 112,982,301 (GRCm39) R1144Q probably benign Het
Myo9b T A 8: 71,795,456 (GRCm39) H808Q possibly damaging Het
Ngdn T C 14: 55,253,657 (GRCm39) I15T probably benign Het
Nhsl1 T G 10: 18,284,183 (GRCm39) S41R probably damaging Het
Numa1 A T 7: 101,663,141 (GRCm39) K2089M probably damaging Het
Obi1 T A 14: 104,743,692 (GRCm39) D129V probably damaging Het
Obscn A G 11: 58,932,507 (GRCm39) L4900P probably damaging Het
Olfm4 T A 14: 80,258,925 (GRCm39) L391Q probably benign Het
Or10g9b A T 9: 39,917,526 (GRCm39) C240S probably damaging Het
Or2ag1 A G 7: 106,472,730 (GRCm39) C241R probably damaging Het
Or5b106 T A 19: 13,123,991 (GRCm39) I11F probably benign Het
Or5b111 A G 19: 13,291,556 (GRCm39) I31T probably benign Het
Or5m9 T C 2: 85,876,862 (GRCm39) L12P probably damaging Het
Parn T A 16: 13,449,431 (GRCm39) N302Y probably benign Het
Pi4k2b T G 5: 52,905,812 (GRCm39) S118A possibly damaging Het
Piwil4 C T 9: 14,620,195 (GRCm39) V704I possibly damaging Het
Pm20d2 G A 4: 33,181,715 (GRCm39) T296M probably damaging Het
Pmpcb C T 5: 21,951,048 (GRCm39) A270V probably benign Het
Pnpt1 T C 11: 29,106,945 (GRCm39) probably null Het
Prkn T A 17: 11,286,130 (GRCm39) L41Q probably damaging Het
Rc3h1 C A 1: 160,791,110 (GRCm39) N931K probably benign Het
Rlf A G 4: 121,007,510 (GRCm39) V600A probably damaging Het
Rpl27rt A T 18: 34,870,892 (GRCm39) Q142L unknown Het
Sall1 T G 8: 89,757,731 (GRCm39) Q791P probably damaging Het
Sema3c T A 5: 17,899,731 (GRCm39) Y408N probably benign Het
Serpinb13 C T 1: 106,910,574 (GRCm39) S66L probably damaging Het
Tmem181a A T 17: 6,351,170 (GRCm39) M319L probably benign Het
Trim24 T C 6: 37,877,667 (GRCm39) probably null Het
Ttn T A 2: 76,719,278 (GRCm39) T7234S unknown Het
Unc13c T A 9: 73,391,021 (GRCm39) M2076L possibly damaging Het
Uroc1 C T 6: 90,340,095 (GRCm39) R667* probably null Het
Uvrag A G 7: 98,555,727 (GRCm39) F456L probably benign Het
Vmn1r215 T C 13: 23,260,530 (GRCm39) V190A probably damaging Het
Vmn2r50 T A 7: 9,771,659 (GRCm39) T681S probably benign Het
Vmn2r65 T A 7: 84,595,461 (GRCm39) T408S probably benign Het
Vps33b A G 7: 79,939,755 (GRCm39) D502G 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
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
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'- GCTGTCTAAGAAGTGATCTGCATG -3'
(R):5'- CAAATCGATTTGTCTGGTCTCGG -3'

Sequencing Primer
(F):5'- CTAAGAAGTGATCTGCATGTGTTC -3'
(R):5'- GGATGCCTGGCTGACTCTTTAC -3'
Posted On 2019-06-07