Incidental Mutation 'R7756:Slc20a2'
ID 597557
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 045812-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.143) question?
Stock # R7756 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 22966804-23059628 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 23025508 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Serine at position 70 (I70S)
Ref Sequence ENSEMBL: ENSMUSP00000065935 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000067786] [ENSMUST00000209305] [ENSMUST00000210854]
AlphaFold Q80UP8
Predicted Effect probably damaging
Transcript: ENSMUST00000067786
AA Change: I70S

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000065935
Gene: ENSMUSG00000037656
AA Change: I70S

DomainStartEndE-ValueType
signal peptide 1 21 N/A INTRINSIC
Pfam:PHO4 24 638 1.6e-160 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000209305
Predicted Effect probably benign
Transcript: ENSMUST00000210854
Meta Mutation Damage Score 0.9563 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency 98% (48/49)
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: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ankrd60 T C 2: 173,410,562 (GRCm39) *319W probably null Het
Bpnt2 A T 4: 4,769,385 (GRCm39) H243Q probably damaging Het
Brd4 A G 17: 32,417,956 (GRCm39) I1157T unknown Het
Btbd2 T C 10: 80,484,440 (GRCm39) I159V probably benign Het
Card6 G A 15: 5,129,378 (GRCm39) Q673* probably null Het
Cdyl T A 13: 36,056,624 (GRCm39) Y585N probably damaging Het
Cep192 A C 18: 67,989,384 (GRCm39) I1844L possibly damaging Het
Cfap99 G T 5: 34,459,952 (GRCm39) C105F probably damaging Het
Clcn6 T C 4: 148,113,896 (GRCm39) D54G probably damaging Het
Dennd5a T C 7: 109,520,714 (GRCm39) N381S possibly damaging Het
Disp1 A C 1: 182,871,298 (GRCm39) V374G probably damaging Het
Dock4 C T 12: 40,760,878 (GRCm39) T522I probably benign Het
Fcer1a A G 1: 173,049,142 (GRCm39) L223P probably damaging Het
Fstl4 C A 11: 53,059,123 (GRCm39) D527E possibly damaging Het
Gm21886 ACTCACTGAGGCCTGCAGACAGTAGGTGCTCACTGAGGCCTGCAGACAGTAGGTGCTCACTGAGGCCTGCAGACAGTAGGTGCTCACTGAGACCTGCAGACAGTAGGTGCTCACTGAGACCTGCAGACAGTAGGTGCTCACTGAGG ACTCACTGAGGCCTGCAGACAGTAGGTGCTCACTGAGGCCTGCAGACAGTAGGTGCTCACTGAGACCTGCAGACAGTAGGTGCTCACTGAGACCTGCAGACAGTAGGTGCTCACTGAGG 18: 80,133,040 (GRCm39) probably benign Het
Gm5460 A T 14: 33,757,114 (GRCm39) T64S probably benign Het
Gys1 T C 7: 45,097,726 (GRCm39) V491A probably benign Het
Hoxa9 A T 6: 52,202,542 (GRCm39) N181K probably benign Het
Ift81 A T 5: 122,689,088 (GRCm39) L676H probably damaging Het
Inava A G 1: 136,144,171 (GRCm39) S422P probably benign Het
Itga1 T A 13: 115,128,996 (GRCm39) D554V probably benign Het
Lin7c T A 2: 109,726,717 (GRCm39) I122K probably damaging Het
Malt1 A G 18: 65,606,190 (GRCm39) I622V probably benign Het
Megf8 T C 7: 25,041,850 (GRCm39) probably null Het
Morc2b A G 17: 33,355,981 (GRCm39) V597A probably damaging Het
Nr1h5 T C 3: 102,856,925 (GRCm39) I196V probably benign Het
Or10d4 T C 9: 39,580,371 (GRCm39) M6T probably benign Het
Or2a20 T A 6: 43,193,950 (GRCm39) Y34* probably null Het
Or8g2 T G 9: 39,821,621 (GRCm39) I174S possibly damaging Het
Pdlim1 G A 19: 40,231,986 (GRCm39) P131S probably benign Het
Plekhh1 T C 12: 79,117,578 (GRCm39) I858T probably benign Het
Pls1 T C 9: 95,658,897 (GRCm39) N197S probably benign Het
Pnma8a A T 7: 16,695,224 (GRCm39) T360S probably benign Het
Pon1 A T 6: 5,168,344 (GRCm39) D354E probably benign Het
Rbp3 G A 14: 33,676,732 (GRCm39) V227M probably benign Het
Shcbp1 T C 8: 4,794,545 (GRCm39) K416R probably damaging Het
Slc7a11 A G 3: 50,326,809 (GRCm39) I484T probably benign Het
Snrpa A G 7: 26,892,371 (GRCm39) V63A possibly damaging Het
Stat2 CGCTGGAGCCAGCCCCACAAGTCCTGCTGGAGCCAGCCCCACAAGTCCTGCTGGAGCCAGCCCCACAAGTCCTGCTGGAGCCAGCCCCACAAGTCCTGCTGGAGCCAGCCCCACAAGTCCAGCTGGAGCCAGCCCCACAAGTCCTGCTGGAGCTAGCCCCACAAGTCCTGCTGGAGCCAGCCCCACAAGTCCTGCTGGAGCTAGCCCCACAAGTCCAGCTGGAGCCAGC CGCTGGAGCCAGCCCCACAAGTCCTGCTGGAGCCAGCCCCACAAGTCCTGCTGGAGCCAGCCCCACAAGTCCTGCTGGAGCCAGCCCCACAAGTCCAGCTGGAGCCAGCCCCACAAGTCCTGCTGGAGCTAGCCCCACAAGTCCTGCTGGAGCCAGCCCCACAAGTCCTGCTGGAGCTAGCCCCACAAGTCCAGCTGGAGCCAGC 10: 128,126,597 (GRCm39) probably benign Het
Strc T C 2: 121,201,427 (GRCm39) E1259G probably benign Het
Suds3 T G 5: 117,253,802 (GRCm39) D26A unknown Het
Tnrc18 A G 5: 142,772,907 (GRCm39) S641P Het
Tspan32 A G 7: 142,570,959 (GRCm39) N189D probably benign Het
Unc13b CGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGC CGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGCCAGAGC 4: 43,177,312 (GRCm39) probably benign Het
Usp40 G T 1: 87,894,922 (GRCm39) T866K probably damaging Het
Vmn1r220 G A 13: 23,367,877 (GRCm39) T273I probably benign Het
Yes1 C T 5: 32,842,024 (GRCm39) T516I probably damaging Het
Zbtb4 A G 11: 69,669,368 (GRCm39) E697G probably benign Het
Zfp994 T C 17: 22,419,828 (GRCm39) T374A possibly 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
R4938:Slc20a2 UTSW 8 23,051,221 (GRCm39) missense possibly damaging 0.69
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
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'- TCCAAAATGGCCATGGACG -3'
(R):5'- ACTTGTGGGAATAGCCATGGG -3'

Sequencing Primer
(F):5'- ATGGCCATGGACGGGTATC -3'
(R):5'- TAGCCATGGGAGCAAGGG -3'
Posted On 2019-11-26