Incidental Mutation 'R5383:Impg2'
ID 424875
Institutional Source Beutler Lab
Gene Symbol Impg2
Ensembl Gene ENSMUSG00000035270
Gene Name interphotoreceptor matrix proteoglycan 2
Synonyms IPM200, Spacrcan, PG10.2
MMRRC Submission 042958-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.102) question?
Stock # R5383 (G1)
Quality Score 225
Status Validated
Chromosome 16
Chromosomal Location 56024676-56094119 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 56063989 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 298 (D298G)
Ref Sequence ENSEMBL: ENSMUSP00000125135 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000069936] [ENSMUST00000160116]
AlphaFold Q80XH2
Predicted Effect probably benign
Transcript: ENSMUST00000069936
AA Change: D298G

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000063648
Gene: ENSMUSG00000035270
AA Change: D298G

DomainStartEndE-ValueType
signal peptide 1 27 N/A INTRINSIC
low complexity region 66 74 N/A INTRINSIC
low complexity region 207 220 N/A INTRINSIC
SEA 235 345 7.7e-29 SMART
low complexity region 396 407 N/A INTRINSIC
low complexity region 419 444 N/A INTRINSIC
SEA 895 1018 2.18e-28 SMART
EGF_like 1016 1054 3.57e1 SMART
EGF_like 1056 1096 3.04e1 SMART
transmembrane domain 1105 1127 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000160116
AA Change: D298G

PolyPhen 2 Score 0.026 (Sensitivity: 0.95; Specificity: 0.81)
SMART Domains Protein: ENSMUSP00000125135
Gene: ENSMUSG00000035270
AA Change: D298G

DomainStartEndE-ValueType
signal peptide 1 27 N/A INTRINSIC
low complexity region 66 74 N/A INTRINSIC
low complexity region 207 220 N/A INTRINSIC
SEA 235 345 7.7e-29 SMART
SEA 786 909 2.18e-28 SMART
EGF_like 907 945 3.57e1 SMART
EGF_like 947 987 3.04e1 SMART
transmembrane domain 996 1018 N/A INTRINSIC
Meta Mutation Damage Score 0.0805 question?
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.8%
  • 10x: 97.5%
  • 20x: 96.0%
Validation Efficiency 97% (61/63)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene binds chondroitin sulfate and hyaluronan and is a proteoglycan. The encoded protein plays a role in the organization of the interphotoreceptor matrix and may promote the growth and maintenance of the light-sensitive photoreceptor outer segment. Defects in this gene are a cause of retinitis pigmentosa type 56 and maculopathy, IMPG2-related.[provided by RefSeq, Mar 2011]
Allele List at MGI
Other mutations in this stock
Total: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700010I14Rik A T 17: 9,211,532 (GRCm39) Y227F possibly damaging Het
Aadac T C 3: 59,943,496 (GRCm39) probably benign Het
Abl2 G A 1: 156,469,802 (GRCm39) G918E possibly damaging Het
Acvr1c T C 2: 58,177,747 (GRCm39) T241A probably damaging Het
Adck1 T C 12: 88,422,373 (GRCm39) V328A probably benign Het
Ano6 A G 15: 95,813,918 (GRCm39) I279V probably benign Het
AW551984 T A 9: 39,501,994 (GRCm39) Y704F probably benign Het
C1s1 T C 6: 124,511,360 (GRCm39) D321G probably damaging Het
Cacna1d T A 14: 29,767,236 (GRCm39) D1910V possibly damaging Het
Cdh5 A G 8: 104,864,479 (GRCm39) Q480R probably benign Het
Cdhr1 C T 14: 36,810,964 (GRCm39) V266M possibly damaging Het
Cdk5rap1 A T 2: 154,192,755 (GRCm39) V414D possibly damaging Het
Ctdnep1 T A 11: 69,875,222 (GRCm39) probably benign Het
Cyfip2 T C 11: 46,168,918 (GRCm39) M212V possibly damaging Het
D130043K22Rik G A 13: 25,041,397 (GRCm39) S273N probably benign Het
Ddi2 A G 4: 141,412,163 (GRCm39) S250P probably damaging Het
Dennd1b A G 1: 139,095,409 (GRCm39) T486A probably benign Het
Disc1 A G 8: 125,862,196 (GRCm39) T523A probably damaging Het
Dmbx1 A G 4: 115,775,342 (GRCm39) S313P probably damaging Het
Dmpk C G 7: 18,821,944 (GRCm39) L301V probably benign Het
Dnah11 T C 12: 118,049,432 (GRCm39) E1664G probably damaging Het
Dpysl3 A T 18: 43,571,103 (GRCm39) V57E probably damaging Het
Fam98a C T 17: 75,845,576 (GRCm39) G390E unknown Het
Hook3 C A 8: 26,609,017 (GRCm39) R9L probably benign Het
Igkv4-80 A C 6: 68,993,649 (GRCm39) S81A probably benign Het
Inf2 T A 12: 112,566,579 (GRCm39) V48D probably damaging Het
Itprid1 T A 6: 55,955,275 (GRCm39) L961H probably benign Het
Kcnh1 G A 1: 192,187,999 (GRCm39) G820D probably benign Het
Lsm14a C T 7: 34,088,789 (GRCm39) A39T possibly damaging Het
Muc2 T C 7: 141,307,456 (GRCm39) C804R probably damaging Het
Nim1k C T 13: 120,189,335 (GRCm39) V25M probably benign Het
Or11g25 T A 14: 50,723,509 (GRCm39) L198* probably null Het
Or4a73 T C 2: 89,421,457 (GRCm39) M1V probably null Het
Or5b122 T A 19: 13,563,439 (GRCm39) M257K probably damaging Het
Or6c68 A G 10: 129,158,205 (GRCm39) T238A probably damaging Het
Otx1 C A 11: 21,947,037 (GRCm39) A91S probably damaging Het
Phf8-ps T C 17: 33,284,231 (GRCm39) D857G probably benign Het
Pitrm1 T A 13: 6,627,468 (GRCm39) H856Q probably damaging Het
Pkd1 T C 17: 24,793,349 (GRCm39) C1679R probably benign Het
Pkp4 T A 2: 59,140,617 (GRCm39) L441* probably null Het
Ppp4r4 T C 12: 103,550,427 (GRCm39) F284L probably benign Het
Ptprt T A 2: 161,539,969 (GRCm39) K769M probably damaging Het
Rbm12 G T 2: 155,945,285 (GRCm39) probably benign Het
Rpf1 T C 3: 146,225,146 (GRCm39) D94G possibly damaging Het
Scap G T 9: 110,203,597 (GRCm39) K310N probably damaging Het
Smpd2 C T 10: 41,364,698 (GRCm39) probably benign Het
Sp110 TC TCC 1: 85,519,290 (GRCm39) probably null Het
Specc1l T A 10: 75,082,539 (GRCm39) I662N possibly damaging Het
Sptan1 T A 2: 29,901,340 (GRCm39) V1496D probably damaging Het
Srrm4 T C 5: 116,609,319 (GRCm39) probably benign Het
Taf2 A G 15: 54,912,815 (GRCm39) I515T possibly damaging Het
Tdrd3 C T 14: 87,718,227 (GRCm39) Q203* probably null Het
Tfap2b A T 1: 19,296,722 (GRCm39) M222L probably benign Het
Tmem43 G A 6: 91,450,872 (GRCm39) A2T probably benign Het
Trav9-1 T A 14: 53,725,833 (GRCm39) I49N probably benign Het
Trim23 T G 13: 104,335,205 (GRCm39) N410K probably damaging Het
Ttbk1 T C 17: 46,778,342 (GRCm39) T567A probably damaging Het
Unc79 A G 12: 103,070,886 (GRCm39) N1081S possibly damaging Het
Zfp451 A C 1: 33,852,887 (GRCm39) I9R probably damaging Het
Zfp563 T A 17: 33,323,681 (GRCm39) M92K probably benign Het
Zfp618 G A 4: 63,013,729 (GRCm39) G198D probably benign Het
Zfp637 G T 6: 117,820,270 (GRCm39) probably benign Het
Other mutations in Impg2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00542:Impg2 APN 16 56,081,968 (GRCm39) nonsense probably null
IGL01097:Impg2 APN 16 56,081,010 (GRCm39) critical splice donor site probably null
IGL01115:Impg2 APN 16 56,079,803 (GRCm39) missense possibly damaging 0.61
IGL01545:Impg2 APN 16 56,046,080 (GRCm39) splice site probably benign
IGL01644:Impg2 APN 16 56,080,233 (GRCm39) missense probably benign 0.04
IGL01690:Impg2 APN 16 56,025,568 (GRCm39) missense probably damaging 0.97
IGL01781:Impg2 APN 16 56,072,588 (GRCm39) missense probably benign 0.21
IGL01801:Impg2 APN 16 56,057,111 (GRCm39) missense probably damaging 0.97
IGL01980:Impg2 APN 16 56,041,890 (GRCm39) missense probably damaging 0.99
IGL02059:Impg2 APN 16 56,080,335 (GRCm39) missense probably damaging 1.00
IGL02140:Impg2 APN 16 56,079,831 (GRCm39) missense probably benign 0.05
IGL02206:Impg2 APN 16 56,079,960 (GRCm39) missense possibly damaging 0.92
IGL02245:Impg2 APN 16 56,089,445 (GRCm39) missense probably damaging 0.96
IGL02584:Impg2 APN 16 56,085,374 (GRCm39) missense probably damaging 1.00
IGL03061:Impg2 APN 16 56,088,779 (GRCm39) missense probably damaging 1.00
IGL03123:Impg2 APN 16 56,087,485 (GRCm39) missense probably damaging 1.00
IGL03280:Impg2 APN 16 56,088,631 (GRCm39) nonsense probably null
R0051:Impg2 UTSW 16 56,078,411 (GRCm39) missense probably damaging 1.00
R0117:Impg2 UTSW 16 56,082,005 (GRCm39) missense probably damaging 0.99
R0193:Impg2 UTSW 16 56,085,412 (GRCm39) nonsense probably null
R0270:Impg2 UTSW 16 56,089,378 (GRCm39) missense possibly damaging 0.88
R0326:Impg2 UTSW 16 56,080,848 (GRCm39) missense probably damaging 1.00
R0330:Impg2 UTSW 16 56,072,627 (GRCm39) missense probably damaging 0.99
R0812:Impg2 UTSW 16 56,078,302 (GRCm39) intron probably benign
R1074:Impg2 UTSW 16 56,085,541 (GRCm39) splice site probably benign
R1283:Impg2 UTSW 16 56,078,302 (GRCm39) intron probably benign
R1618:Impg2 UTSW 16 56,080,221 (GRCm39) missense probably damaging 0.97
R1708:Impg2 UTSW 16 56,085,441 (GRCm39) missense probably benign 0.10
R1713:Impg2 UTSW 16 56,080,889 (GRCm39) missense probably benign 0.25
R1827:Impg2 UTSW 16 56,087,583 (GRCm39) missense possibly damaging 0.62
R1853:Impg2 UTSW 16 56,080,640 (GRCm39) missense probably damaging 1.00
R2064:Impg2 UTSW 16 56,063,993 (GRCm39) critical splice donor site probably null
R2100:Impg2 UTSW 16 56,051,748 (GRCm39) splice site probably null
R2125:Impg2 UTSW 16 56,085,427 (GRCm39) missense probably damaging 1.00
R2128:Impg2 UTSW 16 56,038,742 (GRCm39) missense probably damaging 1.00
R2195:Impg2 UTSW 16 56,080,497 (GRCm39) missense probably benign 0.39
R2247:Impg2 UTSW 16 56,088,627 (GRCm39) missense probably damaging 0.97
R2366:Impg2 UTSW 16 56,080,236 (GRCm39) missense probably benign 0.04
R2411:Impg2 UTSW 16 56,072,517 (GRCm39) missense probably damaging 1.00
R4193:Impg2 UTSW 16 56,088,774 (GRCm39) missense probably benign 0.00
R4356:Impg2 UTSW 16 56,080,527 (GRCm39) missense probably damaging 1.00
R4424:Impg2 UTSW 16 56,080,388 (GRCm39) missense possibly damaging 0.56
R4575:Impg2 UTSW 16 56,082,095 (GRCm39) missense probably damaging 1.00
R4766:Impg2 UTSW 16 56,078,302 (GRCm39) intron probably benign
R5024:Impg2 UTSW 16 56,080,463 (GRCm39) missense probably damaging 0.97
R5278:Impg2 UTSW 16 56,041,880 (GRCm39) missense probably benign 0.06
R5766:Impg2 UTSW 16 56,080,183 (GRCm39) missense possibly damaging 0.73
R5909:Impg2 UTSW 16 56,078,499 (GRCm39) missense probably damaging 0.99
R6525:Impg2 UTSW 16 56,025,512 (GRCm39) missense probably damaging 1.00
R6684:Impg2 UTSW 16 56,080,292 (GRCm39) missense probably benign 0.33
R6692:Impg2 UTSW 16 56,072,696 (GRCm39) missense probably damaging 1.00
R6711:Impg2 UTSW 16 56,085,449 (GRCm39) missense probably damaging 1.00
R6909:Impg2 UTSW 16 56,024,947 (GRCm39) missense probably damaging 0.97
R6959:Impg2 UTSW 16 56,088,693 (GRCm39) missense probably benign 0.01
R7226:Impg2 UTSW 16 56,087,467 (GRCm39) nonsense probably null
R7456:Impg2 UTSW 16 56,080,276 (GRCm39) missense probably benign 0.03
R7528:Impg2 UTSW 16 56,080,743 (GRCm39) missense possibly damaging 0.86
R7532:Impg2 UTSW 16 56,087,543 (GRCm39) missense probably damaging 0.96
R7601:Impg2 UTSW 16 56,080,394 (GRCm39) missense probably benign 0.22
R7803:Impg2 UTSW 16 56,087,513 (GRCm39) missense probably damaging 0.99
R8063:Impg2 UTSW 16 56,081,819 (GRCm39) intron probably benign
R8251:Impg2 UTSW 16 56,079,960 (GRCm39) missense possibly damaging 0.92
R8292:Impg2 UTSW 16 56,080,989 (GRCm39) missense probably damaging 1.00
R8481:Impg2 UTSW 16 56,072,629 (GRCm39) missense possibly damaging 0.76
R8524:Impg2 UTSW 16 56,038,757 (GRCm39) missense probably benign 0.03
R8782:Impg2 UTSW 16 56,079,818 (GRCm39) missense probably damaging 0.99
R8795:Impg2 UTSW 16 56,080,611 (GRCm39) missense probably benign 0.25
R8901:Impg2 UTSW 16 56,072,528 (GRCm39) missense probably damaging 1.00
R9243:Impg2 UTSW 16 56,051,823 (GRCm39) missense probably damaging 1.00
R9352:Impg2 UTSW 16 56,072,470 (GRCm39) missense probably benign 0.00
R9645:Impg2 UTSW 16 56,038,767 (GRCm39) missense probably damaging 0.99
X0023:Impg2 UTSW 16 56,080,239 (GRCm39) missense probably benign 0.05
Predicted Primers PCR Primer
(F):5'- CTTTTGACTTCTAACACAGTAGACC -3'
(R):5'- AAGCTTCACTGGAGAGCTATGC -3'

Sequencing Primer
(F):5'- CTAACACAGTAGACCTAATTTGGTG -3'
(R):5'- AGTGTACAGTGCATCACCTG -3'
Posted On 2016-08-04