Incidental Mutation 'R0021:Impg1'
ID 218433
Institutional Source Beutler Lab
Gene Symbol Impg1
Ensembl Gene ENSMUSG00000032343
Gene Name interphotoreceptor matrix proteoglycan 1
Synonyms SPACR, A930015H12Rik, IMP150
MMRRC Submission 038316-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.058) question?
Stock # R0021 (G1)
Quality Score 43
Status Validated
Chromosome 9
Chromosomal Location 80220612-80347534 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 80317479 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Glutamine at position 36 (L36Q)
Ref Sequence ENSEMBL: ENSMUSP00000139151 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000085289] [ENSMUST00000113250] [ENSMUST00000185068]
AlphaFold Q8R1W8
Predicted Effect probably damaging
Transcript: ENSMUST00000085289
AA Change: L36Q

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000082395
Gene: ENSMUSG00000032343
AA Change: L36Q

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: L113Q

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000108876
Gene: ENSMUSG00000032343
AA Change: L113Q

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
Predicted Effect probably damaging
Transcript: ENSMUST00000185068
AA Change: L36Q

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000139151
Gene: ENSMUSG00000032343
AA Change: L36Q

DomainStartEndE-ValueType
signal peptide 1 20 N/A INTRINSIC
Pfam:SEA 157 216 1.2e-13 PFAM
Meta Mutation Damage Score 0.3745 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.8%
  • 10x: 97.6%
  • 20x: 95.8%
Validation Efficiency 97% (60/62)
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: 36 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310016G11Rik A G 7: 44,326,620 (GRCm39) noncoding transcript Het
Abcc5 T A 16: 20,197,411 (GRCm39) K647* probably null Het
Aplp1 A G 7: 30,135,241 (GRCm39) probably benign Het
Arhgef25 A G 10: 127,025,423 (GRCm39) I43T probably benign Het
Brinp3 T G 1: 146,777,189 (GRCm39) S545R probably benign Het
Btnl1 A G 17: 34,598,468 (GRCm39) E28G probably benign Het
C5ar2 A G 7: 15,971,601 (GRCm39) F109L probably benign Het
D630045J12Rik G A 6: 38,160,902 (GRCm39) Q1081* probably null Het
Dhx36 T C 3: 62,385,016 (GRCm39) I699V possibly damaging Het
Dnah9 A G 11: 65,860,805 (GRCm39) I2855T probably benign Het
Dock8 T C 19: 25,140,411 (GRCm39) I1317T probably benign Het
Galnt11 A T 5: 25,453,855 (GRCm39) D27V probably damaging Het
Gm5134 T A 10: 75,829,718 (GRCm39) C335S probably damaging Het
Hdhd2 A T 18: 77,058,311 (GRCm39) K227N probably damaging Het
Krtcap3 A G 5: 31,410,303 (GRCm39) H227R probably benign Het
Lrrc7 A G 3: 157,866,298 (GRCm39) Y1148H probably damaging Het
Map2k4 A G 11: 65,603,110 (GRCm39) I174T probably damaging Het
Mef2c C A 13: 83,804,359 (GRCm39) L282M probably damaging Het
Nkapd1 A C 9: 50,521,725 (GRCm39) D65E probably damaging Het
Nqo2 T C 13: 34,165,490 (GRCm39) I129T probably benign Het
Pdgfrb T A 18: 61,197,998 (GRCm39) probably benign Het
Phf7 C T 14: 30,960,443 (GRCm39) probably benign Het
Plac8 T A 5: 100,704,434 (GRCm39) T88S probably benign Het
Pou2f1 G A 1: 165,703,587 (GRCm39) T654M probably damaging Het
Ptprk T A 10: 28,468,891 (GRCm39) V1425E probably damaging Het
Saal1 A T 7: 46,342,316 (GRCm39) S376T probably damaging Het
Scart2 G A 7: 139,876,310 (GRCm39) R594H probably benign Het
Serpini1 T C 3: 75,526,620 (GRCm39) Y291H probably damaging Het
Siah2 T C 3: 58,583,713 (GRCm39) H191R probably benign Het
Spaca6 T A 17: 18,058,498 (GRCm39) Y39* probably null Het
Tbc1d10a T C 11: 4,163,680 (GRCm39) C277R probably damaging Het
Trim45 A T 3: 100,832,736 (GRCm39) D323V probably damaging Het
Trim55 A C 3: 19,698,866 (GRCm39) M32L probably benign Het
Unc5b T C 10: 60,614,698 (GRCm39) T200A probably benign Het
Uqcc4 A G 17: 25,403,957 (GRCm39) E99G possibly damaging Het
V1rd19 A T 7: 23,703,029 (GRCm39) D165V probably damaging 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
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
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'- TAACCATTTCAAAGGGGCAGGGGC -3'
(R):5'- TGAGCTGCAAGGAGTAGAGTCTGTG -3'

Sequencing Primer
(F):5'- CCTGCTGAAGAAGATCTAGGTG -3'
(R):5'- caagataaaataaccccccacag -3'
Posted On 2014-08-08