Incidental Mutation 'R6706:Alpl'
ID 528937
Institutional Source Beutler Lab
Gene Symbol Alpl
Ensembl Gene ENSMUSG00000028766
Gene Name alkaline phosphatase, liver/bone/kidney
Synonyms TNAP, Akp-2, ALP, TNSALP, Akp2
MMRRC Submission 044824-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6706 (G1)
Quality Score 225.009
Status Not validated
Chromosome 4
Chromosomal Location 137469044-137523695 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 137473740 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 321 (T321A)
Ref Sequence ENSEMBL: ENSMUSP00000030551 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030551]
AlphaFold P09242
Predicted Effect probably benign
Transcript: ENSMUST00000030551
AA Change: T321A

PolyPhen 2 Score 0.003 (Sensitivity: 0.98; Specificity: 0.44)
SMART Domains Protein: ENSMUSP00000030551
Gene: ENSMUSG00000028766
AA Change: T321A

DomainStartEndE-ValueType
signal peptide 1 17 N/A INTRINSIC
alkPPc 52 491 4.69e-285 SMART
low complexity region 500 520 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000141451
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.3%
  • 20x: 95.2%
Validation Efficiency 97% (36/37)
MGI Phenotype FUNCTION: This gene encodes a preproprotein that is proteolytically cleaved to yield a signal peptide and a proproptein that is subsequently processed to generate the active mature peptide. The encoded protein is a membrane-bound glycosylated enzyme that catalyzes the hydrolysis of phosphate esters at alkaline pH. The mature peptide maintains the ratio of inorganic phosphate to inorganic pyrophosphate required for bone mineralization. Mice that lack this enzyme show symptoms of osteomalacia, softening of the bones. In humans, mutations in this gene are associated with hypophosphatasia, an inherited metabolic bone disease in which deficiency of this enzyme inhibits bone mineralization leading to skeletal defects. Mutations in the mouse gene mirror the symptoms of human hypophosphatasia. A pseudogene of this gene is present on chromosome X. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Aug 2015]
PHENOTYPE: Males hemizygous for a null mutation exhibit reduced body size, shortened hindlimbs and tail, osteomalacia, and markedly reduced plasma phosphate levels due to impaired kidney reabsorption. Female heterozygotes exhibit milder symptoms. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 38 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam34 T A 8: 44,104,479 (GRCm39) K389* probably null Het
Adam6a T G 12: 113,508,886 (GRCm39) F420V probably benign Het
Asxl3 A G 18: 22,586,666 (GRCm39) D152G probably damaging Het
B4galt4 A G 16: 38,578,173 (GRCm39) T207A probably benign Het
Bsph2 A T 7: 13,304,972 (GRCm39) M1K probably null Het
Cacna2d1 T A 5: 16,531,338 (GRCm39) L535Q probably damaging Het
Cacna2d3 T C 14: 28,846,642 (GRCm39) probably null Het
Chrdl2 T C 7: 99,659,328 (GRCm39) probably null Het
Ctdnep1 A G 11: 69,875,138 (GRCm39) N54S probably benign Het
Dclre1a A T 19: 56,533,501 (GRCm39) D364E probably benign Het
Dock1 A G 7: 134,735,615 (GRCm39) I1328V possibly damaging Het
Eno4 A T 19: 58,959,112 (GRCm39) E411D probably benign Het
Fbxl14 A G 6: 119,457,716 (GRCm39) Y299C probably benign Het
Fhdc1 T C 3: 84,353,729 (GRCm39) S499G probably damaging Het
Hectd4 C T 5: 121,458,147 (GRCm39) T771I possibly damaging Het
Kansl3 A G 1: 36,383,995 (GRCm39) probably null Het
Letm2 G A 8: 26,083,977 (GRCm39) H85Y probably benign Het
Map3k6 A T 4: 132,978,250 (GRCm39) K1031* probably null Het
Mfsd4b5 T A 10: 39,862,413 (GRCm39) T37S probably benign Het
Mgam T A 6: 40,721,720 (GRCm39) V346D probably benign Het
Myrip C T 9: 120,217,359 (GRCm39) H98Y possibly damaging Het
Nos2 A G 11: 78,835,549 (GRCm39) N443D possibly damaging Het
Notch2 A T 3: 98,045,746 (GRCm39) D1637V possibly damaging Het
Or4c35 T A 2: 89,808,929 (GRCm39) V269E probably damaging Het
Or6z6 G A 7: 6,491,049 (GRCm39) R275C probably damaging Het
Pank1 C T 19: 34,789,786 (GRCm39) G530D probably damaging Het
Pde4dip G T 3: 97,648,709 (GRCm39) R1036S probably damaging Het
Peg10 GC GCTCC 6: 4,756,452 (GRCm39) probably benign Het
Plin2 T C 4: 86,578,357 (GRCm39) T247A probably benign Het
Rp1 T A 1: 4,212,887 (GRCm39) I1067F unknown Het
Serpinb9d T A 13: 33,380,541 (GRCm39) N142K probably benign Het
Slc12a5 A G 2: 164,830,509 (GRCm39) Y639C probably damaging Het
Tfap2c A G 2: 172,399,276 (GRCm39) M508V probably benign Het
Tmprss11d T C 5: 86,478,962 (GRCm39) N147S probably benign Het
Togaram1 T A 12: 65,049,383 (GRCm39) N1273K probably benign Het
Ttn G A 2: 76,709,687 (GRCm39) R1581* probably null Het
Uggt2 T A 14: 119,308,293 (GRCm39) I363F probably damaging Het
Vmn2r63 T A 7: 42,578,001 (GRCm39) D179V probably damaging Het
Other mutations in Alpl
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01099:Alpl APN 4 137,470,624 (GRCm39) splice site probably benign
IGL02164:Alpl APN 4 137,481,290 (GRCm39) missense probably damaging 1.00
IGL02379:Alpl APN 4 137,469,869 (GRCm39) missense probably damaging 1.00
IGL02632:Alpl APN 4 137,481,217 (GRCm39) missense probably damaging 0.98
IGL02926:Alpl APN 4 137,469,945 (GRCm39) missense probably damaging 1.00
R0492:Alpl UTSW 4 137,476,887 (GRCm39) splice site probably null
R1157:Alpl UTSW 4 137,481,331 (GRCm39) missense probably damaging 1.00
R2013:Alpl UTSW 4 137,482,458 (GRCm39) missense probably benign 0.00
R2067:Alpl UTSW 4 137,476,856 (GRCm39) unclassified probably benign
R4412:Alpl UTSW 4 137,485,939 (GRCm39) missense possibly damaging 0.84
R4440:Alpl UTSW 4 137,475,124 (GRCm39) missense probably damaging 1.00
R5275:Alpl UTSW 4 137,476,919 (GRCm39) missense probably benign 0.00
R5295:Alpl UTSW 4 137,476,919 (GRCm39) missense probably benign 0.00
R5529:Alpl UTSW 4 137,473,733 (GRCm39) missense probably damaging 0.99
R7291:Alpl UTSW 4 137,480,009 (GRCm39) missense probably damaging 1.00
R7693:Alpl UTSW 4 137,471,120 (GRCm39) missense probably damaging 1.00
R7694:Alpl UTSW 4 137,471,120 (GRCm39) missense probably damaging 1.00
R8247:Alpl UTSW 4 137,473,764 (GRCm39) missense probably damaging 1.00
R8686:Alpl UTSW 4 137,471,112 (GRCm39) missense probably damaging 1.00
R8725:Alpl UTSW 4 137,475,127 (GRCm39) missense probably benign
R8727:Alpl UTSW 4 137,475,127 (GRCm39) missense probably benign
X0017:Alpl UTSW 4 137,473,778 (GRCm39) missense probably damaging 1.00
Z1176:Alpl UTSW 4 137,481,321 (GRCm39) missense probably damaging 1.00
Predicted Primers
Posted On 2018-07-24