Incidental Mutation 'R7103:Msh3'
ID 551010
Institutional Source Beutler Lab
Gene Symbol Msh3
Ensembl Gene ENSMUSG00000014850
Gene Name mutS homolog 3
Synonyms Rep3, D13Em1, Rep-3
MMRRC Submission 045195-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.285) question?
Stock # R7103 (G1)
Quality Score 225.009
Status Validated
Chromosome 13
Chromosomal Location 92348387-92491515 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 92411308 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Leucine at position 630 (I630L)
Ref Sequence ENSEMBL: ENSMUSP00000140002 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000022220] [ENSMUST00000185852] [ENSMUST00000187874] [ENSMUST00000191550]
AlphaFold no structure available at present
Predicted Effect
SMART Domains Protein: ENSMUSP00000022220
Gene: ENSMUSG00000014850
AA Change: I630L

DomainStartEndE-ValueType
low complexity region 4 19 N/A INTRINSIC
low complexity region 24 40 N/A INTRINSIC
Pfam:MutS_I 188 301 1.6e-35 PFAM
Pfam:MutS_II 324 481 2.2e-36 PFAM
MUTSd 513 828 7.62e-97 SMART
MUTSac 847 1049 9.7e-122 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000185852
AA Change: I630L

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000140002
Gene: ENSMUSG00000014850
AA Change: I630L

DomainStartEndE-ValueType
low complexity region 4 19 N/A INTRINSIC
low complexity region 24 40 N/A INTRINSIC
Pfam:MutS_I 188 301 7.2e-35 PFAM
Pfam:MutS_II 324 481 2.2e-36 PFAM
MUTSd 513 828 7.62e-97 SMART
MUTSac 847 1049 9.7e-122 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000187874
SMART Domains Protein: ENSMUSP00000139620
Gene: ENSMUSG00000014850

DomainStartEndE-ValueType
low complexity region 4 19 N/A INTRINSIC
low complexity region 24 40 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000191550
SMART Domains Protein: ENSMUSP00000140659
Gene: ENSMUSG00000014850

DomainStartEndE-ValueType
low complexity region 4 19 N/A INTRINSIC
low complexity region 24 40 N/A INTRINSIC
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency 98% (61/62)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene forms a heterodimer with MSH2 to form MutS beta, part of the post-replicative DNA mismatch repair system. MutS beta initiates mismatch repair by binding to a mismatch and then forming a complex with MutL alpha heterodimer. This gene contains a polymorphic 9 bp tandem repeat sequence in the first exon. The repeat is present 6 times in the reference genome sequence and 3-7 repeats have been reported. Defects in this gene are a cause of susceptibility to endometrial cancer. [provided by RefSeq, Mar 2011]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit a partial defect mismatch repair and development of intestinal tumors. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adamts2 A G 11: 50,628,181 (GRCm39) T294A probably damaging Het
Adamtsl2 G A 2: 26,997,473 (GRCm39) V893I probably damaging Het
Amph T A 13: 19,333,908 (GRCm39) D656E probably benign Het
Aoah T C 13: 21,207,485 (GRCm39) F568S probably damaging Het
Atr G A 9: 95,747,425 (GRCm39) G236S probably damaging Het
Brd3 T A 2: 27,340,406 (GRCm39) Q601L probably damaging Het
Ccar2 T C 14: 70,379,426 (GRCm39) E524G probably damaging Het
Cog2 T C 8: 125,267,853 (GRCm39) probably null Het
Csnka2ip C A 16: 64,299,120 (GRCm39) V415F unknown Het
Dmp1 A T 5: 104,359,729 (GRCm39) D135V probably damaging Het
Dtna T C 18: 23,786,436 (GRCm39) probably null Het
Endou A G 15: 97,616,810 (GRCm39) S238P probably damaging Het
Ep400 T A 5: 110,881,651 (GRCm39) E779D unknown Het
Fcgbp A G 7: 27,784,387 (GRCm39) E149G probably benign Het
G6pc1 C A 11: 101,265,413 (GRCm39) probably null Het
Gmeb1 T C 4: 131,962,179 (GRCm39) H160R probably damaging Het
Gramd1b T C 9: 40,312,902 (GRCm39) Y22C unknown Het
Hcrtr2 C T 9: 76,161,793 (GRCm39) G199D probably benign Het
Hoxb2 T C 11: 96,244,447 (GRCm39) F353L possibly damaging Het
Itpr2 C A 6: 146,226,572 (GRCm39) V1391F probably damaging Het
Jakmip2 T A 18: 43,673,648 (GRCm39) probably null Het
Kcnmb4 T C 10: 116,309,164 (GRCm39) Y88C possibly damaging Het
Kif1a T C 1: 93,005,507 (GRCm39) Y89C probably damaging Het
Kif23 T A 9: 61,827,174 (GRCm39) K892N probably damaging Het
Lama3 T A 18: 12,664,936 (GRCm39) S646T probably benign Het
Lig3 T A 11: 82,688,138 (GRCm39) M709K probably benign Het
Mindy3 C A 2: 12,405,885 (GRCm39) A137S possibly damaging Het
Mis18bp1 T C 12: 65,196,057 (GRCm39) E569G possibly damaging Het
Misp T A 10: 79,662,999 (GRCm39) L472Q probably damaging Het
Mrps5 A T 2: 127,443,330 (GRCm39) T303S probably damaging Het
Muc21 C A 17: 35,932,432 (GRCm39) A585S unknown Het
Myo16 A G 8: 10,619,673 (GRCm39) Y1408C unknown Het
N4bp2 T C 5: 65,964,189 (GRCm39) V746A probably benign Het
Oga G A 19: 45,771,605 (GRCm39) probably benign Het
Or4c120 A G 2: 89,000,827 (GRCm39) I243T possibly damaging Het
Or4d11 A G 19: 12,013,752 (GRCm39) M118T probably damaging Het
Or5p56 A G 7: 107,589,805 (GRCm39) T78A possibly damaging Het
Ostf1 C T 19: 18,573,715 (GRCm39) M44I probably null Het
Pik3c2b T G 1: 133,033,712 (GRCm39) L1572R probably damaging Het
Pilra T C 5: 137,829,488 (GRCm39) D192G possibly damaging Het
Pkhd1l1 A G 15: 44,437,027 (GRCm39) I3462V probably benign Het
Plekhh1 A G 12: 79,113,429 (GRCm39) D619G probably benign Het
Pramel31 C T 4: 144,090,297 (GRCm39) R446C probably benign Het
Ptprb T A 10: 116,174,718 (GRCm39) Y797N probably damaging Het
Rb1 T C 14: 73,500,084 (GRCm39) D521G probably damaging Het
Rnf17 T G 14: 56,708,763 (GRCm39) F728V possibly damaging Het
Slc16a4 T C 3: 107,218,787 (GRCm39) S463P probably damaging Het
Slc4a1 A T 11: 102,244,693 (GRCm39) I634K probably damaging Het
Slc4a1ap T C 5: 31,701,201 (GRCm39) V634A probably benign Het
Spam1 A G 6: 24,800,583 (GRCm39) M441V probably benign Het
Teddm3 A C 16: 20,971,729 (GRCm39) L280* probably null Het
Tmem231 T C 8: 112,645,517 (GRCm39) probably null Het
Tom1l1 T C 11: 90,561,907 (GRCm39) probably null Het
Topors C T 4: 40,261,706 (GRCm39) G526D probably benign Het
Trpm6 A T 19: 18,790,911 (GRCm39) I649F possibly damaging Het
Ttc16 T A 2: 32,664,440 (GRCm39) M66L probably benign Het
Tubgcp6 A G 15: 88,985,232 (GRCm39) F1619L probably damaging Het
Vps13d G T 4: 144,842,062 (GRCm39) A2619E Het
Vps8 G A 16: 21,345,191 (GRCm39) R838H probably damaging Het
Vwde T A 6: 13,215,799 (GRCm39) M86L probably benign Het
Zfp64 A T 2: 168,768,357 (GRCm39) D418E probably benign Het
Zfp952 C T 17: 33,222,606 (GRCm39) P362S possibly damaging Het
Zglp1 T C 9: 20,977,368 (GRCm39) E149G probably benign Het
Other mutations in Msh3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00895:Msh3 APN 13 92,481,472 (GRCm39) missense probably damaging 1.00
IGL00983:Msh3 APN 13 92,436,785 (GRCm39) missense probably damaging 1.00
IGL01490:Msh3 APN 13 92,436,813 (GRCm39) missense probably damaging 1.00
IGL02072:Msh3 APN 13 92,436,803 (GRCm39) missense probably damaging 1.00
IGL02313:Msh3 APN 13 92,485,820 (GRCm39) missense possibly damaging 0.86
IGL02711:Msh3 APN 13 92,487,819 (GRCm39) missense probably damaging 1.00
IGL03108:Msh3 APN 13 92,357,596 (GRCm39) splice site probably benign
IGL03227:Msh3 APN 13 92,422,468 (GRCm39) missense probably damaging 0.98
R0164:Msh3 UTSW 13 92,485,717 (GRCm39) missense probably damaging 1.00
R0164:Msh3 UTSW 13 92,485,717 (GRCm39) missense probably damaging 1.00
R0415:Msh3 UTSW 13 92,483,294 (GRCm39) missense possibly damaging 0.89
R0457:Msh3 UTSW 13 92,357,505 (GRCm39) missense probably damaging 1.00
R0659:Msh3 UTSW 13 92,481,604 (GRCm39) missense possibly damaging 0.80
R0661:Msh3 UTSW 13 92,481,604 (GRCm39) missense possibly damaging 0.80
R0686:Msh3 UTSW 13 92,487,939 (GRCm39) missense possibly damaging 0.53
R0688:Msh3 UTSW 13 92,487,939 (GRCm39) missense possibly damaging 0.53
R0707:Msh3 UTSW 13 92,483,848 (GRCm39) nonsense probably null
R1605:Msh3 UTSW 13 92,436,783 (GRCm39) missense probably null 1.00
R1622:Msh3 UTSW 13 92,481,462 (GRCm39) critical splice donor site probably null
R1771:Msh3 UTSW 13 92,349,004 (GRCm39) missense probably benign 0.05
R1970:Msh3 UTSW 13 92,386,328 (GRCm39) splice site probably benign
R1971:Msh3 UTSW 13 92,386,328 (GRCm39) splice site probably benign
R1971:Msh3 UTSW 13 92,359,784 (GRCm39) missense probably damaging 1.00
R2894:Msh3 UTSW 13 92,478,868 (GRCm39) missense probably benign 0.16
R3837:Msh3 UTSW 13 92,491,366 (GRCm39) missense probably damaging 1.00
R4119:Msh3 UTSW 13 92,490,519 (GRCm39) intron probably benign
R4225:Msh3 UTSW 13 92,422,431 (GRCm39) missense probably benign 0.03
R4881:Msh3 UTSW 13 92,402,549 (GRCm39) intron probably benign
R5118:Msh3 UTSW 13 92,445,942 (GRCm39) splice site probably benign
R5209:Msh3 UTSW 13 92,481,462 (GRCm39) critical splice donor site probably null
R5817:Msh3 UTSW 13 92,422,508 (GRCm39) missense possibly damaging 0.86
R5849:Msh3 UTSW 13 92,386,386 (GRCm39) missense possibly damaging 0.81
R5851:Msh3 UTSW 13 92,352,030 (GRCm39) missense probably benign 0.00
R5940:Msh3 UTSW 13 92,386,351 (GRCm39) missense probably damaging 1.00
R6004:Msh3 UTSW 13 92,478,922 (GRCm39) critical splice acceptor site probably null
R6363:Msh3 UTSW 13 92,349,032 (GRCm39) missense probably damaging 1.00
R6510:Msh3 UTSW 13 92,489,772 (GRCm39) nonsense probably null
R6654:Msh3 UTSW 13 92,481,550 (GRCm39) missense probably benign 0.01
R6853:Msh3 UTSW 13 92,449,080 (GRCm39) critical splice donor site probably null
R7022:Msh3 UTSW 13 92,372,096 (GRCm39) missense probably damaging 1.00
R7098:Msh3 UTSW 13 92,410,619 (GRCm39) missense possibly damaging 0.95
R7148:Msh3 UTSW 13 92,491,330 (GRCm39) missense probably benign 0.18
R7171:Msh3 UTSW 13 92,485,806 (GRCm39) missense probably benign 0.00
R7317:Msh3 UTSW 13 92,422,512 (GRCm39) missense probably damaging 1.00
R7369:Msh3 UTSW 13 92,435,770 (GRCm39) missense probably benign 0.15
R7586:Msh3 UTSW 13 92,485,840 (GRCm39) utr 3 prime probably benign
R7641:Msh3 UTSW 13 92,349,011 (GRCm39) missense probably benign 0.08
R7648:Msh3 UTSW 13 92,410,536 (GRCm39) missense probably damaging 1.00
R7674:Msh3 UTSW 13 92,349,011 (GRCm39) missense probably benign 0.08
R8125:Msh3 UTSW 13 92,435,690 (GRCm39) missense probably benign
R8252:Msh3 UTSW 13 92,357,569 (GRCm39) missense probably damaging 1.00
R8388:Msh3 UTSW 13 92,359,784 (GRCm39) missense probably damaging 1.00
R8442:Msh3 UTSW 13 92,349,020 (GRCm39) missense probably benign 0.00
R8735:Msh3 UTSW 13 92,411,374 (GRCm39) missense possibly damaging 0.94
R8986:Msh3 UTSW 13 92,483,334 (GRCm39) missense probably damaging 1.00
R9264:Msh3 UTSW 13 92,485,812 (GRCm39) missense probably benign 0.00
R9326:Msh3 UTSW 13 92,400,307 (GRCm39) missense probably benign 0.15
R9457:Msh3 UTSW 13 92,481,594 (GRCm39) missense probably benign 0.04
R9459:Msh3 UTSW 13 92,352,047 (GRCm39) missense possibly damaging 0.91
R9648:Msh3 UTSW 13 92,478,757 (GRCm39) missense probably benign 0.00
S24628:Msh3 UTSW 13 92,483,294 (GRCm39) missense possibly damaging 0.89
X0027:Msh3 UTSW 13 92,410,578 (GRCm39) missense probably damaging 0.98
X0063:Msh3 UTSW 13 92,411,293 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- TCCCAGACTGTCAACTATGTG -3'
(R):5'- GGTTCTTTACTGCACCCTGG -3'

Sequencing Primer
(F):5'- GACTGTCAACTATGTGCGTTTAAAC -3'
(R):5'- TGATCTTGAACTTGCAGAGACCC -3'
Posted On 2019-05-15