Incidental Mutation 'R4938:Slc20a2'
ID 382845
Institutional Source Beutler Lab
Gene Symbol Slc20a2
Ensembl Gene ENSMUSG00000037656
Gene Name solute carrier family 20, member 2
Synonyms Pit-2, PiT-2, MolPit2, Ram1, Ram-1
MMRRC Submission 042537-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.144) question?
Stock # R4938 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 22966804-23059628 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 23051221 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 418 (V418A)
Ref Sequence ENSEMBL: ENSMUSP00000065935 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000067786]
AlphaFold Q80UP8
Predicted Effect possibly damaging
Transcript: ENSMUST00000067786
AA Change: V418A

PolyPhen 2 Score 0.692 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000065935
Gene: ENSMUSG00000037656
AA Change: V418A

DomainStartEndE-ValueType
signal peptide 1 21 N/A INTRINSIC
Pfam:PHO4 24 638 1.6e-160 PFAM
Meta Mutation Damage Score 0.1197 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.6%
Validation Efficiency 99% (74/75)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the inorganic phosphate transporter family. The encoded protein is a type 3 sodium-dependent phosphate symporter that plays an important role in phosphate homeostasis by mediating cellular phosphate uptake. The encoded protein also confers susceptibility to viral infection as a gamma-retroviral receptor. Mutations in this gene may play a role in familial idiopathic basal ganglia calcification. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Mar 2012]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit brain calcifications in the thalamus, basal ganglia and cerebral cortex, microgliosis, and a high inorganic phosphate concentration [Pi] in cerebrospinal fluid. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 67 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Arl14ep G T 2: 106,799,663 (GRCm39) H59Q probably damaging Het
Atp6v0a4 T A 6: 38,055,749 (GRCm39) I321F possibly damaging Het
Cdr2l A G 11: 115,284,651 (GRCm39) D329G possibly damaging Het
Cep55 A G 19: 38,058,364 (GRCm39) E319G probably damaging Het
Cfhr2 C T 1: 139,741,265 (GRCm39) V237I probably benign Het
Clasrp A G 7: 19,318,703 (GRCm39) probably null Het
Col12a1 C A 9: 79,607,632 (GRCm39) E399* probably null Het
Cyp19a1 T A 9: 54,080,647 (GRCm39) I237F probably benign Het
Dnajc6 T G 4: 101,494,010 (GRCm39) N847K probably damaging Het
E330013P04Rik C G 19: 60,150,453 (GRCm39) noncoding transcript Het
Entpd2 A G 2: 25,289,429 (GRCm39) T304A probably benign Het
Etl4 A G 2: 20,803,460 (GRCm39) T779A probably benign Het
Fam107b A T 2: 3,773,907 (GRCm39) I35L probably benign Het
Fgg A T 3: 82,920,175 (GRCm39) Y318F probably benign Het
Fitm1 A C 14: 55,814,076 (GRCm39) T191P probably damaging Het
Fras1 A G 5: 96,924,583 (GRCm39) M3675V probably damaging Het
Fry C T 5: 150,401,454 (GRCm39) R731W probably damaging Het
Galnt17 A T 5: 131,335,237 (GRCm39) S68T probably benign Het
Glp2r G T 11: 67,648,419 (GRCm39) Y94* probably null Het
Grm1 C T 10: 10,812,257 (GRCm39) A256T probably damaging Het
Hoxd13 A G 2: 74,499,027 (GRCm39) Y125C probably benign Het
Hspa14 A T 2: 3,492,646 (GRCm39) I373K probably benign Het
Ifnlr1 A G 4: 135,432,593 (GRCm39) E343G probably benign Het
Ighv5-9 A G 12: 113,625,582 (GRCm39) S54P probably benign Het
Insyn2b G A 11: 34,352,231 (GRCm39) G91E probably damaging Het
Irf2bpl A G 12: 86,928,892 (GRCm39) S594P possibly damaging Het
Kcnq2 A G 2: 180,728,766 (GRCm39) S548P probably damaging Het
Lrp2 G A 2: 69,302,712 (GRCm39) R3006W probably damaging Het
Lrrc4c A T 2: 97,459,646 (GRCm39) I91F probably damaging Het
Mdh1b T C 1: 63,750,663 (GRCm39) D435G probably benign Het
Mettl3 A T 14: 52,537,184 (GRCm39) S182T probably damaging Het
Mllt6 A G 11: 97,569,233 (GRCm39) T862A probably benign Het
Mmp27 G T 9: 7,578,983 (GRCm39) R412I probably damaging Het
Mstn A G 1: 53,105,582 (GRCm39) N308S possibly damaging Het
Ncapg A G 5: 45,828,551 (GRCm39) T101A probably benign Het
Ngf C T 3: 102,427,790 (GRCm39) R180W probably damaging Het
Notch1 G A 2: 26,364,136 (GRCm39) Q862* probably null Het
Nsrp1 T C 11: 76,936,570 (GRCm39) D542G probably damaging Het
Nup214 C A 2: 31,873,171 (GRCm39) T255K probably benign Het
Or5b21 T A 19: 12,839,916 (GRCm39) M259K probably damaging Het
Or8b43 T A 9: 38,360,679 (GRCm39) D170E probably benign Het
Papln C T 12: 83,829,677 (GRCm39) P911S probably benign Het
Pdxdc1 A G 16: 13,693,933 (GRCm39) V163A probably benign Het
Plekhj1 A T 10: 80,633,609 (GRCm39) I76N probably damaging Het
Pnp2 A G 14: 51,201,025 (GRCm39) probably null Het
Polr3gl T C 3: 96,487,208 (GRCm39) E89G probably benign Het
Polrmt A G 10: 79,582,385 (GRCm39) M1T probably null Het
Prss37 A G 6: 40,491,917 (GRCm39) I221T possibly damaging Het
Ptx4 C T 17: 25,342,139 (GRCm39) Q205* probably null Het
Qsox1 T C 1: 155,655,414 (GRCm39) E583G probably benign Het
Riok3 T A 18: 12,288,300 (GRCm39) N492K probably benign Het
Sec13 A G 6: 113,712,153 (GRCm39) W61R probably damaging Het
Smad9 G A 3: 54,696,651 (GRCm39) V239I probably benign Het
Stmn2 A G 3: 8,610,792 (GRCm39) E92G probably damaging Het
Taf1c A G 8: 120,325,537 (GRCm39) V775A probably benign Het
Thsd7a T A 6: 12,330,991 (GRCm39) I1384L probably benign Het
Tnxb A G 17: 34,932,606 (GRCm39) Y2275C probably damaging Het
Trmo G T 4: 46,382,388 (GRCm39) T243N probably benign Het
Tyrp1 C T 4: 80,758,883 (GRCm39) A252V probably damaging Het
Vasp T C 7: 18,991,642 (GRCm39) *376W probably null Het
Vmn1r231 T C 17: 21,110,613 (GRCm39) I101V possibly damaging Het
Zfp532 T C 18: 65,756,837 (GRCm39) S257P probably benign Het
Zfp563 G A 17: 33,324,683 (GRCm39) C426Y probably damaging Het
Zfp647 TGCACG TGCACGCACG 15: 76,795,244 (GRCm39) probably null Het
Zfp703 C A 8: 27,469,801 (GRCm39) H488Q probably damaging Het
Zfp964 A G 8: 70,116,758 (GRCm39) N452D possibly damaging Het
Zfyve28 A C 5: 34,390,698 (GRCm39) Y188D probably damaging Het
Other mutations in Slc20a2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01474:Slc20a2 APN 8 23,025,573 (GRCm39) missense possibly damaging 0.66
IGL03248:Slc20a2 APN 8 23,048,999 (GRCm39) missense probably benign 0.05
PIT4453001:Slc20a2 UTSW 8 23,025,398 (GRCm39) missense probably damaging 1.00
R0015:Slc20a2 UTSW 8 23,025,361 (GRCm39) missense probably damaging 1.00
R0015:Slc20a2 UTSW 8 23,025,361 (GRCm39) missense probably damaging 1.00
R0385:Slc20a2 UTSW 8 23,058,409 (GRCm39) missense probably benign 0.10
R1679:Slc20a2 UTSW 8 23,028,846 (GRCm39) missense possibly damaging 0.87
R1737:Slc20a2 UTSW 8 23,035,582 (GRCm39) missense probably damaging 1.00
R1966:Slc20a2 UTSW 8 23,035,553 (GRCm39) missense probably damaging 1.00
R2217:Slc20a2 UTSW 8 23,050,532 (GRCm39) missense probably benign 0.12
R3821:Slc20a2 UTSW 8 23,028,918 (GRCm39) missense probably benign
R3878:Slc20a2 UTSW 8 23,058,399 (GRCm39) missense possibly damaging 0.91
R4284:Slc20a2 UTSW 8 23,051,365 (GRCm39) missense probably benign
R4285:Slc20a2 UTSW 8 23,051,365 (GRCm39) missense probably benign
R4915:Slc20a2 UTSW 8 23,051,020 (GRCm39) missense probably damaging 1.00
R4916:Slc20a2 UTSW 8 23,051,020 (GRCm39) missense probably damaging 1.00
R4918:Slc20a2 UTSW 8 23,051,020 (GRCm39) missense probably damaging 1.00
R6374:Slc20a2 UTSW 8 23,055,668 (GRCm39) missense possibly damaging 0.94
R6894:Slc20a2 UTSW 8 23,050,609 (GRCm39) missense possibly damaging 0.70
R7369:Slc20a2 UTSW 8 23,051,416 (GRCm39) missense probably benign 0.08
R7756:Slc20a2 UTSW 8 23,025,508 (GRCm39) missense probably damaging 1.00
R7889:Slc20a2 UTSW 8 23,030,417 (GRCm39) missense probably damaging 1.00
R8971:Slc20a2 UTSW 8 23,030,396 (GRCm39) missense probably damaging 1.00
R9110:Slc20a2 UTSW 8 23,025,457 (GRCm39) missense probably damaging 0.98
R9145:Slc20a2 UTSW 8 23,030,447 (GRCm39) missense probably benign 0.00
R9433:Slc20a2 UTSW 8 23,051,211 (GRCm39) nonsense probably null
R9649:Slc20a2 UTSW 8 23,028,900 (GRCm39) missense probably damaging 1.00
R9778:Slc20a2 UTSW 8 23,051,407 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GCTGCACAAAATCCACGTAG -3'
(R):5'- TGACCTCACGTCATTGCCAC -3'

Sequencing Primer
(F):5'- AATCCACGTAGACAGGGGCTC -3'
(R):5'- ACGTCATTGCCACCGTGAG -3'
Posted On 2016-04-27