Incidental Mutation 'R0108:Impg1'
ID 64167
Institutional Source Beutler Lab
Gene Symbol Impg1
Ensembl Gene ENSMUSG00000032343
Gene Name interphotoreceptor matrix proteoglycan 1
Synonyms SPACR, A930015H12Rik, IMP150
MMRRC Submission 038394-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.058) question?
Stock # R0108 (G1)
Quality Score 109
Status Not validated
Chromosome 9
Chromosomal Location 80220612-80347534 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 80230130 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Aspartic acid at position 655 (N655D)
Ref Sequence ENSEMBL: ENSMUSP00000082395 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000085289] [ENSMUST00000113250]
AlphaFold Q8R1W8
Predicted Effect possibly damaging
Transcript: ENSMUST00000085289
AA Change: N655D

PolyPhen 2 Score 0.626 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000082395
Gene: ENSMUSG00000032343
AA Change: N655D

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 benign
Transcript: ENSMUST00000113250
AA Change: N732D

PolyPhen 2 Score 0.244 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000108876
Gene: ENSMUSG00000032343
AA Change: N732D

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
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.5%
Validation Efficiency
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: 19 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adamts12 T C 15: 11,311,184 (GRCm39) V1147A probably benign Het
Arid5b T C 10: 68,114,559 (GRCm39) probably benign Het
Jph4 T C 14: 55,346,757 (GRCm39) R597G probably benign Het
Lonp2 G A 8: 87,442,983 (GRCm39) V815I probably benign Het
Mpdz C T 4: 81,300,042 (GRCm39) V319I probably damaging Het
Myh14 A G 7: 44,283,943 (GRCm39) V654A probably damaging Het
Nfyb G A 10: 82,590,836 (GRCm39) A65V possibly damaging Het
Nod1 A G 6: 54,920,734 (GRCm39) F528S probably benign Het
Obscn T C 11: 58,913,200 (GRCm39) D6939G probably damaging Het
Or2bd2 C T 7: 6,443,399 (GRCm39) R167C probably damaging Het
Ppfia4 A T 1: 134,251,955 (GRCm39) probably null Het
Ptprj A T 2: 90,300,121 (GRCm39) probably null Het
Sel1l3 C T 5: 53,295,244 (GRCm39) A786T possibly damaging Het
Shroom1 T C 11: 53,357,764 (GRCm39) S772P possibly damaging Het
Slc30a5 G T 13: 100,939,908 (GRCm39) A669E probably damaging Het
Tas2r120 T A 6: 132,634,809 (GRCm39) probably null Het
Topaz1 A T 9: 122,604,674 (GRCm39) I1093L probably benign Het
Vmn2r75 G A 7: 85,814,866 (GRCm39) A209V probably benign Het
Vps13b A G 15: 35,572,265 (GRCm39) T961A 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
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
R4235: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'- ATTTGGCTGCCTGCTGAACTCG -3'
(R):5'- GCTTAATCAGTCCAGCATAGCCCAC -3'

Sequencing Primer
(F):5'- TACCCTTAATGGTGAGGGCAC -3'
(R):5'- CACTGTGTAGATGCCAATGC -3'
Posted On 2013-08-06