Incidental Mutation 'R4235:Impg1'
ID 321074
Institutional Source Beutler Lab
Gene Symbol Impg1
Ensembl Gene ENSMUSG00000032343
Gene Name interphotoreceptor matrix proteoglycan 1
Synonyms SPACR, A930015H12Rik, IMP150
MMRRC Submission 041052-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.062) question?
Stock # R4235 (G1)
Quality Score 225
Status Validated
Chromosome 9
Chromosomal Location 80220612-80347534 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 80252611 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 523 (L523P)
Ref Sequence ENSEMBL: ENSMUSP00000108876 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000085289] [ENSMUST00000113250]
AlphaFold Q8R1W8
Predicted Effect probably damaging
Transcript: ENSMUST00000085289
AA Change: L446P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000082395
Gene: ENSMUSG00000032343
AA Change: L446P

DomainStartEndE-ValueType
signal peptide 1 20 N/A INTRINSIC
SEA 158 273 8.68e-1 SMART
low complexity region 353 374 N/A INTRINSIC
SEA 494 616 1.37e-11 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000113250
AA Change: L523P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000108876
Gene: ENSMUSG00000032343
AA Change: L523P

DomainStartEndE-ValueType
signal peptide 1 20 N/A INTRINSIC
SEA 235 350 8.68e-1 SMART
low complexity region 430 451 N/A INTRINSIC
SEA 571 693 1.37e-11 SMART
Meta Mutation Damage Score 0.2382 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.5%
Validation Efficiency 97% (68/70)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a protein that is a major component of the retinal interphotoreceptor matrix. The encoded protein is a proteoglycan that is thought to play a role in maintaining viability of photoreceptor cells and in adhesion of the neural retina to the retinal pigment epithelium. Alternate splicing results in multiple transcript variants. [provided by RefSeq, Sep 2013]
Allele List at MGI
Other mutations in this stock
Total: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930567H17Rik C T X: 69,438,135 (GRCm39) A53T probably benign Het
5730596B20Rik G T 6: 52,155,941 (GRCm39) probably benign Het
Akap6 T A 12: 53,186,454 (GRCm39) N1289K probably damaging Het
Arhgap21 A G 2: 20,891,948 (GRCm39) V161A probably damaging Het
Arhgef18 T C 8: 3,500,317 (GRCm39) I541T possibly damaging Het
Atp7b A G 8: 22,501,039 (GRCm39) Y955H possibly damaging Het
Bnc2 A G 4: 84,211,751 (GRCm39) V231A probably damaging Het
Bod1l A G 5: 41,978,798 (GRCm39) S839P probably damaging Het
Casp8 T A 1: 58,872,857 (GRCm39) H264Q possibly damaging Het
Cc2d1b A T 4: 108,482,549 (GRCm39) probably benign Het
Cpne6 A T 14: 55,751,057 (GRCm39) probably benign Het
Ddx1 C T 12: 13,273,858 (GRCm39) V590I possibly damaging Het
Dgkd T A 1: 87,859,704 (GRCm39) L774* probably null Het
Fbxl2 T A 9: 113,818,231 (GRCm39) N205I probably benign Het
Fcgbpl1 T A 7: 27,856,073 (GRCm39) D1953E probably damaging Het
Fkbp15 A T 4: 62,254,693 (GRCm39) I269K probably benign Het
Gm26678 T C 3: 54,540,504 (GRCm39) noncoding transcript Het
Has1 G T 17: 18,070,298 (GRCm39) R208S possibly damaging Het
Hecw1 C G 13: 14,491,724 (GRCm39) A423P probably benign Het
Hspa12b T C 2: 130,980,932 (GRCm39) V162A probably benign Het
Ifi208 T G 1: 173,510,477 (GRCm39) S211A probably benign Het
Ighv6-3 T C 12: 114,355,494 (GRCm39) E65G probably damaging Het
Igkv9-120 A T 6: 68,027,317 (GRCm39) D77V probably benign Het
Ip6k2 G A 9: 108,682,847 (GRCm39) R319Q probably benign Het
Kdm2a A G 19: 4,372,549 (GRCm39) I932T probably damaging Het
Krt17 T C 11: 100,148,694 (GRCm39) T279A possibly damaging Het
Lamp1 T C 8: 13,217,192 (GRCm39) V67A possibly damaging Het
Limk1 T C 5: 134,699,332 (GRCm39) I142V probably benign Het
Mamdc2 T C 19: 23,351,381 (GRCm39) N182D possibly damaging Het
Mcpt1 G A 14: 56,256,017 (GRCm39) probably null Het
Med12l T G 3: 59,164,644 (GRCm39) probably null Het
Mfsd10 G T 5: 34,792,969 (GRCm39) T44N probably damaging Het
Mrps27 T C 13: 99,541,549 (GRCm39) S218P probably damaging Het
Mrps30 T C 13: 118,523,376 (GRCm39) D132G probably damaging Het
Neil2 A C 14: 63,429,290 (GRCm39) M1R probably null Het
Nelfcd T C 2: 174,268,841 (GRCm39) F587L probably damaging Het
Nfil3 T C 13: 53,122,835 (GRCm39) D23G probably benign Het
Nit2 T C 16: 56,977,523 (GRCm39) K169R probably benign Het
Nxt1 T C 2: 148,517,267 (GRCm39) S3P probably benign Het
Ogt A G X: 100,711,131 (GRCm39) N434D probably damaging Het
Or56a3 T A 7: 104,734,994 (GRCm39) S24T possibly damaging Het
Pcdhga5 A G 18: 37,829,001 (GRCm39) D483G possibly damaging Het
Pramel25 G C 4: 143,521,344 (GRCm39) C320S probably damaging Het
Ralgapa1 C T 12: 55,687,429 (GRCm39) R2019Q probably damaging Het
Rsl1 T C 13: 67,325,226 (GRCm39) probably null Het
Sobp G A 10: 42,898,896 (GRCm39) H230Y probably damaging Het
Sptan1 A G 2: 29,916,600 (GRCm39) E2096G probably damaging Het
Tie1 G T 4: 118,335,602 (GRCm39) S797* probably null Het
Tmem266 T C 9: 55,325,391 (GRCm39) I186T probably damaging Het
Tmem38b T C 4: 53,840,710 (GRCm39) C66R probably damaging Het
Tnfaip6 T C 2: 51,940,876 (GRCm39) F139S probably damaging Het
Tnrc6a T C 7: 122,770,903 (GRCm39) S898P probably benign Het
Trim24 A G 6: 37,941,675 (GRCm39) D911G probably damaging Het
Tyw5 T C 1: 57,427,647 (GRCm39) probably benign Het
Ubr3 C T 2: 69,846,729 (GRCm39) Q1651* probably null Het
Unc13c T A 9: 73,438,234 (GRCm39) I1943F possibly damaging Het
Usp47 T A 7: 111,709,255 (GRCm39) S1334T probably damaging Het
Vmn1r215 T A 13: 23,260,101 (GRCm39) V47E probably benign Het
Vmn1r224 T A 17: 20,639,624 (GRCm39) M67K possibly damaging Het
Wdfy3 T A 5: 102,070,500 (GRCm39) probably null Het
Zfc3h1 T C 10: 115,254,704 (GRCm39) Y1433H probably benign Het
Other mutations in Impg1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01329:Impg1 APN 9 80,230,111 (GRCm39) missense probably benign 0.02
IGL01733:Impg1 APN 9 80,249,206 (GRCm39) missense probably damaging 0.99
IGL02333:Impg1 APN 9 80,322,808 (GRCm39) missense possibly damaging 0.74
IGL03097:Impg1 UTSW 9 80,287,234 (GRCm39) missense possibly damaging 0.48
R0021:Impg1 UTSW 9 80,317,479 (GRCm39) missense probably damaging 1.00
R0029:Impg1 UTSW 9 80,305,653 (GRCm39) missense probably damaging 1.00
R0029:Impg1 UTSW 9 80,305,653 (GRCm39) missense probably damaging 1.00
R0108:Impg1 UTSW 9 80,230,130 (GRCm39) missense possibly damaging 0.63
R0201:Impg1 UTSW 9 80,252,843 (GRCm39) missense probably damaging 1.00
R0271:Impg1 UTSW 9 80,294,161 (GRCm39) splice site probably benign
R0316:Impg1 UTSW 9 80,249,347 (GRCm39) missense probably damaging 1.00
R0492:Impg1 UTSW 9 80,252,590 (GRCm39) missense possibly damaging 0.74
R0633:Impg1 UTSW 9 80,301,437 (GRCm39) missense possibly damaging 0.72
R0705:Impg1 UTSW 9 80,287,261 (GRCm39) missense probably damaging 1.00
R0962:Impg1 UTSW 9 80,289,023 (GRCm39) missense probably benign 0.23
R1264:Impg1 UTSW 9 80,221,675 (GRCm39) missense probably benign 0.31
R1707:Impg1 UTSW 9 80,285,799 (GRCm39) splice site probably null
R2017:Impg1 UTSW 9 80,322,720 (GRCm39) missense probably damaging 1.00
R3904:Impg1 UTSW 9 80,252,867 (GRCm39) missense possibly damaging 0.76
R3960:Impg1 UTSW 9 80,322,917 (GRCm39) missense probably benign 0.00
R4231:Impg1 UTSW 9 80,252,611 (GRCm39) missense probably damaging 1.00
R4233:Impg1 UTSW 9 80,252,611 (GRCm39) missense probably damaging 1.00
R4236:Impg1 UTSW 9 80,252,611 (GRCm39) missense probably damaging 1.00
R4490:Impg1 UTSW 9 80,301,341 (GRCm39) missense probably damaging 1.00
R4592:Impg1 UTSW 9 80,322,907 (GRCm39) missense probably benign 0.05
R4701:Impg1 UTSW 9 80,221,682 (GRCm39) missense probably benign 0.07
R4785:Impg1 UTSW 9 80,305,732 (GRCm39) missense probably benign 0.01
R4796:Impg1 UTSW 9 80,301,377 (GRCm39) missense probably damaging 0.99
R4923:Impg1 UTSW 9 80,252,827 (GRCm39) missense probably damaging 0.98
R4923:Impg1 UTSW 9 80,252,360 (GRCm39) nonsense probably null
R5468:Impg1 UTSW 9 80,347,318 (GRCm39) missense probably benign 0.05
R5596:Impg1 UTSW 9 80,252,500 (GRCm39) missense probably benign 0.24
R6001:Impg1 UTSW 9 80,223,454 (GRCm39) missense probably benign 0.12
R6156:Impg1 UTSW 9 80,230,106 (GRCm39) missense probably damaging 1.00
R6315:Impg1 UTSW 9 80,301,356 (GRCm39) missense probably benign 0.21
R6419:Impg1 UTSW 9 80,287,300 (GRCm39) missense probably benign 0.38
R6880:Impg1 UTSW 9 80,312,082 (GRCm39) missense probably damaging 1.00
R7013:Impg1 UTSW 9 80,285,776 (GRCm39) missense probably damaging 1.00
R8542:Impg1 UTSW 9 80,312,080 (GRCm39) missense probably damaging 1.00
R9018:Impg1 UTSW 9 80,301,474 (GRCm39) missense probably benign 0.19
R9034:Impg1 UTSW 9 80,347,351 (GRCm39) start gained probably benign
R9174:Impg1 UTSW 9 80,252,750 (GRCm39) missense probably damaging 0.99
R9242:Impg1 UTSW 9 80,289,064 (GRCm39) missense probably damaging 1.00
R9344:Impg1 UTSW 9 80,312,040 (GRCm39) missense probably benign 0.39
R9380:Impg1 UTSW 9 80,289,077 (GRCm39) missense probably benign 0.34
R9584:Impg1 UTSW 9 80,322,849 (GRCm39) missense probably benign 0.14
R9594:Impg1 UTSW 9 80,288,923 (GRCm39) missense probably damaging 1.00
R9632:Impg1 UTSW 9 80,287,276 (GRCm39) missense probably benign 0.24
R9710:Impg1 UTSW 9 80,287,276 (GRCm39) missense probably benign 0.24
Z1176:Impg1 UTSW 9 80,285,749 (GRCm39) missense probably benign 0.11
Predicted Primers PCR Primer
(F):5'- GAATACCACTAGCTCCTGGC -3'
(R):5'- TCAGCCTCAATTTCCCGATCAG -3'

Sequencing Primer
(F):5'- CCCTTGGTGGCAATGGTCTC -3'
(R):5'- TTCCCGATCAGAAAATCTACCTTCG -3'
Posted On 2015-06-12