Incidental Mutation 'R0015:Slc20a2'
ID 8298
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 038310-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.144) question?
Stock # R0015 (G1)
Quality Score
Status Validated
Chromosome 8
Chromosomal Location 22966804-23059628 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 23025361 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Alanine to Glutamic Acid at position 21 (A21E)
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: A21E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000065935
Gene: ENSMUSG00000037656
AA Change: A21E

DomainStartEndE-ValueType
signal peptide 1 21 N/A INTRINSIC
Pfam:PHO4 24 638 1.6e-160 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000209305
AA Change: A21E

PolyPhen 2 Score 0.985 (Sensitivity: 0.74; Specificity: 0.96)
Predicted Effect noncoding transcript
Transcript: ENSMUST00000209347
Predicted Effect noncoding transcript
Transcript: ENSMUST00000210388
Predicted Effect probably benign
Transcript: ENSMUST00000210854
Meta Mutation Damage Score 0.6467 question?
Coding Region Coverage
  • 1x: 80.5%
  • 3x: 72.2%
  • 10x: 49.0%
  • 20x: 28.4%
Validation Efficiency 90% (88/98)
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: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A130050O07Rik A G 1: 137,856,394 (GRCm39) Y23C unknown Het
Aadat C T 8: 60,987,605 (GRCm39) probably benign Het
Adcy3 G A 12: 4,245,260 (GRCm39) probably null Het
Armc3 A G 2: 19,301,132 (GRCm39) probably null Het
Astn2 T G 4: 66,184,619 (GRCm39) probably null Het
Borcs8 T C 8: 70,593,017 (GRCm39) probably benign Het
Cacna1d G A 14: 29,836,928 (GRCm39) T804I probably benign Het
Card19 A G 13: 49,361,532 (GRCm39) L33P probably benign Het
Ccny A C 18: 9,316,682 (GRCm39) probably benign Het
Cdh5 C T 8: 104,867,559 (GRCm39) T612I probably benign Het
Cfap58 A G 19: 48,017,539 (GRCm39) M800V probably benign Het
Clrn1 A T 3: 58,753,848 (GRCm39) I171K probably damaging Het
Cnp T A 11: 100,469,734 (GRCm39) probably null Het
Col12a1 T C 9: 79,558,667 (GRCm39) T1933A probably damaging Het
Cplane1 G A 15: 8,215,668 (GRCm39) R408H probably damaging Het
Cwf19l2 A G 9: 3,454,666 (GRCm39) S660G probably benign Het
Dync1i2 C A 2: 71,044,828 (GRCm39) R13S probably damaging Het
Fat4 T A 3: 39,036,652 (GRCm39) S3435T probably damaging Het
Fchsd1 A G 18: 38,096,012 (GRCm39) C533R probably benign Het
Fstl5 G A 3: 76,229,498 (GRCm39) V100M probably damaging Het
Gria2 C T 3: 80,615,074 (GRCm39) G469S probably damaging Het
Hsf5 C A 11: 87,548,161 (GRCm39) H615N probably benign Het
Ints2 T C 11: 86,140,113 (GRCm39) T240A probably damaging Het
Kcnn3 A C 3: 89,570,080 (GRCm39) D631A probably damaging Het
Lama4 C T 10: 38,951,432 (GRCm39) T1059M possibly damaging Het
Lgals8 A G 13: 12,462,179 (GRCm39) L226P probably damaging Het
Lonp1 T A 17: 56,925,406 (GRCm39) Q462L probably benign Het
Mark2 A T 19: 7,263,142 (GRCm39) Y231* probably null Het
Mdh1b T C 1: 63,760,959 (GRCm39) probably benign Het
Myh7b C T 2: 155,464,206 (GRCm39) P569L probably damaging Het
Myl3 A C 9: 110,596,997 (GRCm39) D119A probably damaging Het
Ncapd3 C A 9: 26,963,105 (GRCm39) A470E probably damaging Het
Ndrg2 A G 14: 52,147,902 (GRCm39) probably benign Het
Nprl2 A T 9: 107,421,618 (GRCm39) I209F probably damaging Het
Pcf11 T A 7: 92,307,525 (GRCm39) H881L probably benign Het
Pde10a A G 17: 9,196,029 (GRCm39) D640G probably damaging Het
Pdxdc1 A T 16: 13,705,547 (GRCm39) probably benign Het
Polr2g A G 19: 8,771,016 (GRCm39) I160T probably damaging Het
Pter G A 2: 13,005,811 (GRCm39) G328D probably damaging Het
Rad51 T A 2: 118,946,808 (GRCm39) M5K probably benign Het
Rbm43 T A 2: 51,815,679 (GRCm39) I181F probably benign Het
Rgs12 T C 5: 35,180,120 (GRCm39) probably benign Het
Sybu T C 15: 44,536,896 (GRCm39) R349G probably damaging Het
Tmem161b C A 13: 84,370,533 (GRCm39) probably null Het
Xirp2 C A 2: 67,341,243 (GRCm39) Y1161* probably null Het
Zfand4 C A 6: 116,305,258 (GRCm39) T705K 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
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
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
Posted On 2012-11-21