Incidental Mutation 'R8280:Mlh1'
ID 638157
Institutional Source Beutler Lab
Gene Symbol Mlh1
Ensembl Gene ENSMUSG00000032498
Gene Name mutL homolog 1
Synonyms 1110035C23Rik, colon cancer, nonpolyposis type 2
MMRRC Submission 067703-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R8280 (G1)
Quality Score 225.009
Status Validated
Chromosome 9
Chromosomal Location 111057296-111100854 bp(-) (GRCm39)
Type of Mutation critical splice donor site (2 bp from exon)
DNA Base Change (assembly) A to T at 111078286 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000035079 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035079] [ENSMUST00000135218] [ENSMUST00000135695]
AlphaFold Q9JK91
Predicted Effect probably null
Transcript: ENSMUST00000035079
SMART Domains Protein: ENSMUSP00000035079
Gene: ENSMUSG00000032498

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: ENSMUST00000135695
SMART Domains Protein: ENSMUSP00000119170
Gene: ENSMUSG00000032498

DomainStartEndE-ValueType
Blast:HATPase_c 1 53 8e-33 BLAST
SCOP:d1b63a2 1 75 7e-22 SMART
PDB:4P7A|A 1 76 2e-47 PDB
Predicted Effect probably benign
Transcript: ENSMUST00000199404
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.0%
Validation Efficiency 100% (47/47)
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: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933427D14Rik A G 11: 72,086,667 (GRCm39) V248A possibly damaging Het
Alpk2 A G 18: 65,440,274 (GRCm39) I373T probably benign Het
Anxa1 A T 19: 20,352,650 (GRCm39) M308K possibly damaging Het
Apob T C 12: 8,060,851 (GRCm39) M3111T possibly damaging Het
Cacna1e T C 1: 154,344,839 (GRCm39) D1095G probably damaging Het
Cacna2d3 C T 14: 28,704,328 (GRCm39) V818I probably benign Het
Ces1c T A 8: 93,825,809 (GRCm39) H550L possibly damaging Het
Cluap1 A G 16: 3,729,017 (GRCm39) probably benign Het
Cped1 G T 6: 21,986,820 (GRCm39) R4L unknown Het
Cyb561d1 A G 3: 108,106,532 (GRCm39) I229T probably benign Het
Cyb561d1 A G 3: 108,106,713 (GRCm39) C169R probably damaging Het
Dip2a C T 10: 76,100,610 (GRCm39) V1522M possibly damaging Het
Diras2 A G 13: 52,661,863 (GRCm39) M148T probably benign Het
Dnah5 G T 15: 28,408,538 (GRCm39) A3508S probably benign Het
Fam43b T C 4: 138,123,281 (GRCm39) E13G probably damaging Het
Farsa T G 8: 85,587,808 (GRCm39) I113S probably damaging Het
Fcrl2 G T 3: 87,166,364 (GRCm39) S137* probably null Het
Fer1l4 T C 2: 155,891,620 (GRCm39) D114G probably damaging Het
Gm4181 A T 14: 51,868,015 (GRCm39) *185R probably null Het
Gm5901 G A 7: 105,027,105 (GRCm39) probably null Het
Heatr4 C A 12: 84,016,670 (GRCm39) E532D probably benign Het
Il10 C T 1: 130,947,749 (GRCm39) P34L possibly damaging Het
Irag1 T C 7: 110,522,828 (GRCm39) E205G possibly damaging Het
Lilra6 A G 7: 3,916,046 (GRCm39) L271P probably benign Het
Naaa T C 5: 92,411,308 (GRCm39) Y293C probably damaging Het
Ndufaf7 G A 17: 79,251,275 (GRCm39) G227R possibly damaging Het
Nmral1 A G 16: 4,531,659 (GRCm39) S199P probably damaging Het
Or1o11 T C 17: 37,756,744 (GRCm39) F100L probably benign Het
Or4c122 A T 2: 89,079,234 (GRCm39) I268K probably damaging Het
Or4k2 A C 14: 50,423,723 (GRCm39) L318* probably null Het
Or4x6 C A 2: 89,949,742 (GRCm39) V67L probably benign Het
Or6b2 T C 1: 92,407,729 (GRCm39) I205V noncoding transcript Het
Or8b52 T A 9: 38,576,783 (GRCm39) Y119F probably damaging Het
Or8g21 C T 9: 38,906,075 (GRCm39) V219I probably benign Het
Paxbp1 G T 16: 90,831,123 (GRCm39) H418N probably benign Het
Prtg A G 9: 72,813,433 (GRCm39) Y931C probably damaging Het
Robo4 T C 9: 37,315,372 (GRCm39) S239P probably benign Het
Rragd A G 4: 32,995,112 (GRCm39) R76G probably benign Het
Samd8 G A 14: 21,830,219 (GRCm39) W278* probably null Het
Slc22a8 T A 19: 8,586,627 (GRCm39) Y379* probably null Het
Taar8c T A 10: 23,976,835 (GRCm39) I326F probably benign Het
Tmem245 A T 4: 56,890,884 (GRCm39) S715T possibly damaging Het
Tnnt3 A G 7: 142,055,359 (GRCm39) I1M unknown Het
Trio A G 15: 27,902,996 (GRCm39) I214T unknown Het
Uqcrfs1 A T 13: 30,729,071 (GRCm39) S54T probably benign Het
Usf3 A G 16: 44,038,864 (GRCm39) T1115A probably benign Het
Zscan4f A T 7: 11,251,599 (GRCm39) I212F 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
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
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'- TGTTGAAGAGTCCTCACTGGG -3'
(R):5'- GGGCATCTGATAAGGTTGCCAC -3'

Sequencing Primer
(F):5'- GCAGGATGCTGTTTCTTGACCC -3'
(R):5'- TGATAAGGTTGCCACTCCAG -3'
Posted On 2020-07-28