Incidental Mutation 'R5166:Mlh1'
ID 397311
Institutional Source Beutler Lab
Gene Symbol Mlh1
Ensembl Gene ENSMUSG00000032498
Gene Name mutL homolog 1
Synonyms 1110035C23Rik, colon cancer, nonpolyposis type 2
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5166 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 111057296-111100854 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 111070581 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 378 (V378A)
Ref Sequence ENSEMBL: ENSMUSP00000035079 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035079] [ENSMUST00000135218]
AlphaFold Q9JK91
Predicted Effect probably benign
Transcript: ENSMUST00000035079
AA Change: V378A

PolyPhen 2 Score 0.044 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000035079
Gene: ENSMUSG00000032498
AA Change: V378A

DomainStartEndE-ValueType
HATPase_c 23 158 4.57e-1 SMART
DNA_mis_repair 216 335 1.08e-44 SMART
low complexity region 363 375 N/A INTRINSIC
low complexity region 429 454 N/A INTRINSIC
Pfam:Mlh1_C 504 760 8.3e-100 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000123713
Predicted Effect noncoding transcript
Transcript: ENSMUST00000123869
Predicted Effect probably benign
Transcript: ENSMUST00000135218
Predicted Effect noncoding transcript
Transcript: ENSMUST00000158457
Predicted Effect probably benign
Transcript: ENSMUST00000199404
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.6%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene was identified as a locus frequently mutated in hereditary nonpolyposis colon cancer (HNPCC). It is a human homolog of the E. coli DNA mismatch repair gene mutL, consistent with the characteristic alterations in microsatellite sequences (RER+phenotype) found in HNPCC. Alternative splicing results in multiple transcript variants encoding distinct isoforms. Additional transcript variants have been described, but their full-length natures have not been determined.[provided by RefSeq, Nov 2009]
PHENOTYPE: Homozygotes for targeted null mutations exhibit reduced pairing in meiotic prophase I and produce no mature germ cells. Mutants also display increased microsatellite instability and a predisposition for developing intestinal and other tumors. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acad12 T C 5: 121,738,083 (GRCm39) T435A probably benign Het
Adcy3 T A 12: 4,184,438 (GRCm39) I38N probably damaging Het
Aff1 A G 5: 103,902,523 (GRCm39) probably benign Het
Asxl1 A G 2: 153,243,041 (GRCm39) E1197G probably damaging Het
Brinp3 T A 1: 146,777,105 (GRCm39) N517K probably damaging Het
Carmil1 C T 13: 24,338,966 (GRCm39) probably null Het
Ccdc185 G A 1: 182,576,564 (GRCm39) Q42* probably null Het
Cdc23 C A 18: 34,784,742 (GRCm39) V7L unknown Het
Cdh10 A G 15: 19,013,446 (GRCm39) E682G probably damaging Het
Col6a3 C A 1: 90,738,330 (GRCm39) R456L probably damaging Het
Egf C T 3: 129,529,489 (GRCm39) R307H probably benign Het
Flt4 T C 11: 49,524,084 (GRCm39) probably null Het
Fstl5 A C 3: 76,536,267 (GRCm39) K26Q possibly damaging Het
Gk5 G T 9: 96,056,821 (GRCm39) A413S probably damaging Het
Glcci1 T A 6: 8,537,854 (GRCm39) S157R probably benign Het
Gzmc G A 14: 56,471,433 (GRCm39) A36V probably damaging Het
Hexb T C 13: 97,318,512 (GRCm39) N283S probably benign Het
Hydin A G 8: 111,249,774 (GRCm39) E2239G possibly damaging Het
Igkv10-95 A T 6: 68,657,544 (GRCm39) Y20F probably benign Het
Il17re A G 6: 113,439,923 (GRCm39) T181A probably benign Het
Kcnh6 G A 11: 105,911,145 (GRCm39) A514T possibly damaging Het
Kcnk10 G A 12: 98,401,254 (GRCm39) R460W probably damaging Het
Krtap5-2 A T 7: 141,728,721 (GRCm39) S320T unknown Het
Larp1b G T 3: 40,918,487 (GRCm39) E24* probably null Het
Mettl22 A G 16: 8,296,115 (GRCm39) T135A probably benign Het
Mmrn1 A T 6: 60,953,474 (GRCm39) H585L probably benign Het
Myh14 A G 7: 44,278,279 (GRCm39) F1024L probably damaging Het
Nbea A T 3: 55,926,874 (GRCm39) H776Q probably damaging Het
Nod2 A G 8: 89,390,875 (GRCm39) D372G possibly damaging Het
Nptn C T 9: 58,526,263 (GRCm39) R137* probably null Het
Or9k2 T C 10: 129,998,430 (GRCm39) Y255C possibly damaging Het
Pm20d2 C T 4: 33,181,803 (GRCm39) V267I probably benign Het
Rassf10 A G 7: 112,553,627 (GRCm39) D76G probably benign Het
Rbbp5 A G 1: 132,418,303 (GRCm39) T41A possibly damaging Het
Rttn T C 18: 89,031,218 (GRCm39) V643A possibly damaging Het
Sbno2 C A 10: 79,902,762 (GRCm39) E421* probably null Het
Slc17a3 T C 13: 24,026,525 (GRCm39) probably null Het
Slc1a6 T A 10: 78,632,103 (GRCm39) probably null Het
Slco2b1 A G 7: 99,338,220 (GRCm39) S106P possibly damaging Het
Spef1 T C 2: 131,016,511 (GRCm39) N28S probably damaging Het
Srebf2 C A 15: 82,069,603 (GRCm39) T675N probably damaging Het
Srp68 C A 11: 116,156,300 (GRCm39) E147D probably damaging Het
Tbcd T A 11: 121,500,216 (GRCm39) L1114H possibly damaging Het
Tex15 T C 8: 34,066,420 (GRCm39) V1950A probably benign Het
Tnfsf9 T A 17: 57,413,263 (GRCm39) F148Y possibly damaging Het
Traf6 A G 2: 101,520,402 (GRCm39) D150G probably benign Het
Ttn A G 2: 76,693,717 (GRCm39) Y262H possibly damaging Het
Unc93b1 A G 19: 3,994,027 (GRCm39) Y386C probably damaging Het
Vmn1r226 A T 17: 20,908,125 (GRCm39) E119V probably benign Het
Wrn A T 8: 33,842,100 (GRCm39) probably null Het
Zfp398 A G 6: 47,842,838 (GRCm39) I165V probably benign Het
Zfp850 A T 7: 27,689,781 (GRCm39) C142* probably null Het
Other mutations in Mlh1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01306:Mlh1 APN 9 111,081,980 (GRCm39) missense possibly damaging 0.84
IGL02530:Mlh1 APN 9 111,058,943 (GRCm39) missense probably benign 0.09
IGL02811:Mlh1 APN 9 111,100,582 (GRCm39) missense probably benign 0.04
IGL02892:Mlh1 APN 9 111,082,037 (GRCm39) missense probably benign 0.00
IGL03394:Mlh1 APN 9 111,097,311 (GRCm39) missense probably damaging 1.00
andalusia UTSW 9 111,100,478 (GRCm39) makesense probably null
andalusia2 UTSW 9 111,100,591 (GRCm39) start codon destroyed probably null 0.93
andalusia3 UTSW 9 111,058,906 (GRCm39) critical splice donor site probably null
ANU23:Mlh1 UTSW 9 111,081,980 (GRCm39) missense possibly damaging 0.84
PIT4495001:Mlh1 UTSW 9 111,076,328 (GRCm39) missense probably benign 0.00
R0496:Mlh1 UTSW 9 111,070,624 (GRCm39) missense probably benign
R0723:Mlh1 UTSW 9 111,100,540 (GRCm39) missense probably damaging 1.00
R1395:Mlh1 UTSW 9 111,076,445 (GRCm39) missense probably damaging 1.00
R1694:Mlh1 UTSW 9 111,057,543 (GRCm39) missense probably damaging 1.00
R1762:Mlh1 UTSW 9 111,058,997 (GRCm39) missense probably damaging 1.00
R1865:Mlh1 UTSW 9 111,086,092 (GRCm39) intron probably benign
R1885:Mlh1 UTSW 9 111,087,624 (GRCm39) missense probably benign 0.18
R1992:Mlh1 UTSW 9 111,057,631 (GRCm39) missense probably damaging 0.96
R2186:Mlh1 UTSW 9 111,087,634 (GRCm39) unclassified probably benign
R2680:Mlh1 UTSW 9 111,065,085 (GRCm39) critical splice acceptor site probably null
R4693:Mlh1 UTSW 9 111,084,726 (GRCm39) missense probably damaging 1.00
R4784:Mlh1 UTSW 9 111,068,866 (GRCm39) missense probably benign
R5007:Mlh1 UTSW 9 111,100,478 (GRCm39) makesense probably null
R5130:Mlh1 UTSW 9 111,058,906 (GRCm39) critical splice donor site probably null
R5265:Mlh1 UTSW 9 111,100,591 (GRCm39) start codon destroyed probably null 0.93
R5481:Mlh1 UTSW 9 111,058,905 (GRCm39) splice site probably null
R5483:Mlh1 UTSW 9 111,060,126 (GRCm39) missense possibly damaging 0.82
R5602:Mlh1 UTSW 9 111,081,946 (GRCm39) missense probably damaging 0.97
R5658:Mlh1 UTSW 9 111,076,448 (GRCm39) missense probably damaging 0.99
R5890:Mlh1 UTSW 9 111,057,563 (GRCm39) missense possibly damaging 0.88
R6810:Mlh1 UTSW 9 111,070,626 (GRCm39) missense possibly damaging 0.52
R7607:Mlh1 UTSW 9 111,058,958 (GRCm39) missense probably damaging 1.00
R7753:Mlh1 UTSW 9 111,081,931 (GRCm39) critical splice donor site probably null
R7894:Mlh1 UTSW 9 111,059,145 (GRCm39) splice site probably null
R7912:Mlh1 UTSW 9 111,090,581 (GRCm39) missense possibly damaging 0.69
R7995:Mlh1 UTSW 9 111,064,989 (GRCm39) missense probably damaging 1.00
R8097:Mlh1 UTSW 9 111,085,160 (GRCm39) critical splice donor site probably null
R8280:Mlh1 UTSW 9 111,078,286 (GRCm39) critical splice donor site probably null
R8804:Mlh1 UTSW 9 111,093,972 (GRCm39) missense probably damaging 1.00
R9562:Mlh1 UTSW 9 111,060,013 (GRCm39) missense
Predicted Primers PCR Primer
(F):5'- AAGTTCTCACTCTCAGCAGCTG -3'
(R):5'- AACTCCATCTGACTCTGACATC -3'

Sequencing Primer
(F):5'- TGCTTCAGCGGGGGCTG -3'
(R):5'- GACATCTTTGTCCACTGCTGTTCTG -3'
Posted On 2016-07-06