Incidental Mutation 'R6810:Mlh1'
ID 533766
Institutional Source Beutler Lab
Gene Symbol Mlh1
Ensembl Gene ENSMUSG00000032498
Gene Name mutL homolog 1
Synonyms 1110035C23Rik, colon cancer, nonpolyposis type 2
MMRRC Submission 044923-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6810 (G1)
Quality Score 225.009
Status Validated
Chromosome 9
Chromosomal Location 111057296-111100854 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 111070626 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Methionine at position 363 (T363M)
Ref Sequence ENSEMBL: ENSMUSP00000035079 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035079] [ENSMUST00000135218]
AlphaFold Q9JK91
Predicted Effect possibly damaging
Transcript: ENSMUST00000035079
AA Change: T363M

PolyPhen 2 Score 0.522 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000035079
Gene: ENSMUSG00000032498
AA Change: T363M

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 probably benign
Transcript: ENSMUST00000135218
Predicted Effect probably benign
Transcript: ENSMUST00000199404
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.8%
  • 10x: 98.8%
  • 20x: 96.7%
Validation Efficiency 96% (53/55)
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: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adgrg5 A T 8: 95,660,570 (GRCm39) T70S probably damaging Het
Adora1 T C 1: 134,161,777 (GRCm39) Y106C probably damaging Het
Aox3 T A 1: 58,180,590 (GRCm39) N250K probably benign Het
Ap2b1 A T 11: 83,226,317 (GRCm39) Y238F possibly damaging Het
Birc6 G A 17: 74,919,215 (GRCm39) S2015N possibly damaging Het
C7 A G 15: 5,037,136 (GRCm39) F581L probably damaging Het
Cd27 A T 6: 125,210,627 (GRCm39) H203Q probably damaging Het
Cdk2 A G 10: 128,535,456 (GRCm39) V274A probably benign Het
Cenpe A G 3: 134,949,583 (GRCm39) T1351A probably benign Het
Chd7 T C 4: 8,839,523 (GRCm39) L1353P probably damaging Het
Dcc C T 18: 71,503,764 (GRCm39) V945M probably damaging Het
Dio1 A G 4: 107,154,922 (GRCm39) V118A probably damaging Het
Dst C T 1: 34,251,379 (GRCm39) T1818M probably damaging Het
Dthd1 T A 5: 62,971,672 (GRCm39) M165K probably benign Het
Eif5b A G 1: 38,085,741 (GRCm39) I929V probably benign Het
F5 T A 1: 164,014,471 (GRCm39) S581T probably damaging Het
Fanca A C 8: 124,013,216 (GRCm39) I761S probably damaging Het
Fat2 T C 11: 55,173,067 (GRCm39) T2549A possibly damaging Het
Fut2 A G 7: 45,299,929 (GRCm39) L281P probably damaging Het
Gm19410 C A 8: 36,239,733 (GRCm39) A143E probably damaging Het
Gm5431 T C 11: 48,779,803 (GRCm39) D651G probably damaging Het
Hook3 A C 8: 26,522,450 (GRCm39) probably null Het
Ivd G T 2: 118,700,242 (GRCm39) V90L probably benign Het
Klhdc7b A G 15: 89,272,559 (GRCm39) Y1147C possibly damaging Het
Ndufa3 A T 7: 3,622,476 (GRCm39) I45F probably damaging Het
Nell2 T C 15: 95,139,468 (GRCm39) D588G probably damaging Het
Nhlrc3 T C 3: 53,360,996 (GRCm39) N253S probably benign Het
Nlrp4c T A 7: 6,069,754 (GRCm39) F552I probably damaging Het
Or51g1 A C 7: 102,634,042 (GRCm39) S110A probably damaging Het
Or5j3 G A 2: 86,128,267 (GRCm39) A36T probably benign Het
Pcdhga12 T C 18: 37,900,232 (GRCm39) S355P probably benign Het
Pcdhga7 A T 18: 37,848,926 (GRCm39) Y311F probably benign Het
Phldb2 A G 16: 45,569,088 (GRCm39) probably null Het
Plscr4 G A 9: 92,365,889 (GRCm39) V120I probably damaging Het
Plxna4 A G 6: 32,287,457 (GRCm39) V480A probably benign Het
Psrc1 A T 3: 108,292,664 (GRCm39) K152N possibly damaging Het
Ptcd3 A C 6: 71,862,516 (GRCm39) V473G probably damaging Het
Rab11fip1 ACTCT ACT 8: 27,642,760 (GRCm39) probably null Het
Semp2l2b C T 10: 21,942,616 (GRCm39) G455R probably damaging Het
Skint6 T C 4: 112,805,577 (GRCm39) probably null Het
Slc24a1 A G 9: 64,855,605 (GRCm39) V434A probably benign Het
Snd1 T A 6: 28,668,609 (GRCm39) V432E probably benign Het
Syne2 C T 12: 75,989,659 (GRCm39) T1847M probably benign Het
Tenm4 G A 7: 96,202,703 (GRCm39) R106H probably benign Het
Tes C A 6: 17,104,651 (GRCm39) N377K probably benign Het
Tfip11 T A 5: 112,481,463 (GRCm39) I452N probably benign Het
Tgfbi T C 13: 56,785,016 (GRCm39) S658P probably benign Het
Tmx4 A C 2: 134,462,594 (GRCm39) D112E probably damaging Het
Tnn G T 1: 159,932,412 (GRCm39) D1367E probably damaging Het
Triobp A G 15: 78,850,815 (GRCm39) N323S possibly damaging Het
Usp40 T C 1: 87,908,755 (GRCm39) D582G probably benign Het
Vmn2r99 A G 17: 19,600,296 (GRCm39) K440R probably benign Het
Zfp707 T A 15: 75,846,748 (GRCm39) L193Q probably damaging Het
Zfp748 T C 13: 67,689,844 (GRCm39) Y472C probably damaging 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
R5166:Mlh1 UTSW 9 111,070,581 (GRCm39) missense probably benign 0.04
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
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'- CCAAGTTCTCACTCTCAGCAGC -3'
(R):5'- GAATGTTCTACTGTGATGTAACTCC -3'

Sequencing Primer
(F):5'- GAGAGCAAGCATCTCCTCGTC -3'
(R):5'- ACTGTGATGTAACTCCATCTGAC -3'
Posted On 2018-09-12