Incidental Mutation 'R0650:Krt18'
ID 62234
Institutional Source Beutler Lab
Gene Symbol Krt18
Ensembl Gene ENSMUSG00000023043
Gene Name keratin 18
Synonyms Endo B, K18, CK18, Krt1-18
MMRRC Submission 038835-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0650 (G1)
Quality Score 196
Status Validated
Chromosome 15
Chromosomal Location 101936651-101940461 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 101937920 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 139 (D139G)
Ref Sequence ENSEMBL: ENSMUSP00000023803 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000023803]
AlphaFold P05784
Predicted Effect possibly damaging
Transcript: ENSMUST00000023803
AA Change: D139G

PolyPhen 2 Score 0.599 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000023803
Gene: ENSMUSG00000023043
AA Change: D139G

DomainStartEndE-ValueType
low complexity region 2 12 N/A INTRINSIC
low complexity region 30 68 N/A INTRINSIC
Filament 71 384 3.69e-166 SMART
Meta Mutation Damage Score 0.1747 question?
Coding Region Coverage
  • 1x: 99.5%
  • 3x: 99.0%
  • 10x: 97.8%
  • 20x: 96.0%
Validation Efficiency 99% (77/78)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] KRT18 encodes the type I intermediate filament chain keratin 18. Keratin 18, together with its filament partner keratin 8, are perhaps the most commonly found members of the intermediate filament gene family. They are expressed in single layer epithelial tissues of the body. Mutations in this gene have been linked to cryptogenic cirrhosis. Two transcript variants encoding the same protein have been found for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for disruptions in this gene are viable, fertile, and live normal life spans. They do, however, develop hepatomegaly by 18 months of age. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 71 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700020N15Rik A G X: 68,989,391 (GRCm39) S96G unknown Het
4930447C04Rik T C 12: 72,956,830 (GRCm39) D120G probably damaging Het
Actmap A T 7: 26,902,072 (GRCm39) H233L probably damaging Het
Adgrg5 T A 8: 95,660,785 (GRCm39) probably null Het
Afg3l2 G T 18: 67,548,627 (GRCm39) H534Q possibly damaging Het
Ankar G A 1: 72,695,380 (GRCm39) probably benign Het
Arid2 T A 15: 96,299,930 (GRCm39) F1814L possibly damaging Het
Asb15 C T 6: 24,566,163 (GRCm39) A372V probably damaging Het
Atg16l1 A T 1: 87,709,421 (GRCm39) D403V possibly damaging Het
Bnc2 T C 4: 84,211,433 (GRCm39) D407G probably benign Het
Ccdc121 T C 5: 31,643,312 (GRCm39) probably benign Het
Cdan1 A G 2: 120,556,526 (GRCm39) V633A probably benign Het
Cfap46 T C 7: 139,185,571 (GRCm39) Y2482C unknown Het
Chd8 T C 14: 52,439,761 (GRCm39) E964G probably benign Het
Cyp2s1 A G 7: 25,508,683 (GRCm39) V253A probably damaging Het
Depdc1b A G 13: 108,460,443 (GRCm39) N18D probably damaging Het
Fis1 T A 5: 136,991,048 (GRCm39) V4E probably damaging Het
Gba2 T A 4: 43,570,424 (GRCm39) probably null Het
Gm2381 C T 7: 42,469,504 (GRCm39) G207R probably damaging Het
Gpr89 T A 3: 96,804,640 (GRCm39) probably benign Het
Gtf2i A G 5: 134,290,691 (GRCm39) probably benign Het
Herc2 T G 7: 55,762,958 (GRCm39) S896A probably damaging Het
Huwe1 T C X: 150,659,309 (GRCm39) S921P probably damaging Het
Iqgap1 T A 7: 80,386,143 (GRCm39) K936I probably damaging Het
Kcna4 T A 2: 107,125,927 (GRCm39) Y220* probably null Het
Krt87 T C 15: 101,384,921 (GRCm39) N392D probably damaging Het
L3mbtl4 G A 17: 69,081,286 (GRCm39) C558Y probably damaging Het
Lamc2 T A 1: 153,019,622 (GRCm39) I440F possibly damaging Het
Lrrc28 T C 7: 67,267,833 (GRCm39) N98S probably damaging Het
Lrrk1 G A 7: 65,942,084 (GRCm39) A718V probably damaging Het
Mrgprx2 T C 7: 48,132,666 (GRCm39) I51V probably damaging Het
Myt1 A T 2: 181,424,408 (GRCm39) R25* probably null Het
Npdc1 C T 2: 25,298,021 (GRCm39) T199I probably benign Het
Nup98 T A 7: 101,801,660 (GRCm39) Y755F probably damaging Het
Or51q1c A G 7: 103,652,446 (GRCm39) probably null Het
Or5p69 T A 7: 107,966,996 (GRCm39) C100S probably damaging Het
Or5p76 G T 7: 108,122,289 (GRCm39) N289K probably damaging Het
Or8g22 T A 9: 38,957,996 (GRCm39) M240L probably benign Het
Osgin1 A T 8: 120,172,211 (GRCm39) Y335F probably damaging Het
Pde10a A T 17: 9,161,797 (GRCm39) I493F probably damaging Het
Pdgfrb A G 18: 61,212,780 (GRCm39) I895V probably benign Het
Peg10 T TCCCCANNANNNN 6: 4,756,475 (GRCm39) probably benign Het
Pidd1 A T 7: 141,020,726 (GRCm39) L457* probably null Het
Pik3c2a A G 7: 115,945,482 (GRCm39) probably benign Het
Pkd1l3 C G 8: 110,350,281 (GRCm39) D375E possibly damaging Het
Plcg1 C T 2: 160,595,283 (GRCm39) probably benign Het
Prr13 A C 15: 102,370,650 (GRCm39) *138C probably null Het
Prrc2b T C 2: 32,119,267 (GRCm39) probably benign Het
Psph T C 5: 129,868,633 (GRCm39) probably benign Het
Ripor1 A G 8: 106,344,746 (GRCm39) probably benign Het
Scg3 A G 9: 75,576,617 (GRCm39) S253P probably damaging Het
Sema6a G A 18: 47,423,112 (GRCm39) probably null Het
Sgk1 A G 10: 21,758,556 (GRCm39) N7D probably damaging Het
Skor2 T C 18: 76,964,255 (GRCm39) F940L probably benign Het
Slbp T C 5: 33,802,833 (GRCm39) probably benign Het
Snrnp40 C G 4: 130,271,836 (GRCm39) probably null Het
Susd5 A T 9: 113,911,603 (GRCm39) H171L possibly damaging Het
Sybu T C 15: 44,536,664 (GRCm39) E354G probably benign Het
Synpo T C 18: 60,735,412 (GRCm39) N845D possibly damaging Het
Tdrd6 A T 17: 43,939,050 (GRCm39) I666N probably damaging Het
Tm9sf4 T C 2: 153,029,285 (GRCm39) I111T probably benign Het
Tnc T C 4: 63,926,971 (GRCm39) T852A probably benign Het
Tnfrsf10b T A 14: 70,013,625 (GRCm39) I185K probably damaging Het
Tnks1bp1 A G 2: 84,892,974 (GRCm39) E305G possibly damaging Het
Tnrc6b T C 15: 80,668,959 (GRCm39) V22A probably benign Het
Ttn A T 2: 76,598,956 (GRCm39) F19319Y probably damaging Het
Ubr5 T C 15: 38,031,051 (GRCm39) probably benign Het
Ugt2b5 T A 5: 87,287,627 (GRCm39) Q191L probably benign Het
Urod T C 4: 116,848,473 (GRCm39) T300A probably benign Het
Vmn1r213 A G 13: 23,195,564 (GRCm39) probably benign Het
Znfx1 G A 2: 166,889,574 (GRCm39) Q723* probably null Het
Other mutations in Krt18
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02656:Krt18 APN 15 101,939,357 (GRCm39) missense probably benign 0.07
IGL02666:Krt18 APN 15 101,938,302 (GRCm39) missense probably damaging 1.00
PIT4378001:Krt18 UTSW 15 101,938,358 (GRCm39) missense probably benign 0.20
R0077:Krt18 UTSW 15 101,939,409 (GRCm39) missense probably benign 0.01
R0651:Krt18 UTSW 15 101,937,920 (GRCm39) missense possibly damaging 0.60
R0947:Krt18 UTSW 15 101,939,163 (GRCm39) missense possibly damaging 0.57
R1015:Krt18 UTSW 15 101,939,735 (GRCm39) missense probably benign 0.00
R1219:Krt18 UTSW 15 101,939,723 (GRCm39) splice site probably benign
R1328:Krt18 UTSW 15 101,939,169 (GRCm39) missense probably benign 0.00
R2051:Krt18 UTSW 15 101,937,935 (GRCm39) missense probably benign 0.19
R2082:Krt18 UTSW 15 101,939,455 (GRCm39) splice site probably null
R3735:Krt18 UTSW 15 101,936,936 (GRCm39) missense probably benign 0.39
R4696:Krt18 UTSW 15 101,940,293 (GRCm39) missense probably benign 0.12
R5211:Krt18 UTSW 15 101,939,888 (GRCm39) missense probably damaging 0.97
R5320:Krt18 UTSW 15 101,936,955 (GRCm39) missense probably damaging 0.99
R5805:Krt18 UTSW 15 101,939,735 (GRCm39) missense probably benign 0.40
R6736:Krt18 UTSW 15 101,939,204 (GRCm39) missense probably benign 0.38
R7221:Krt18 UTSW 15 101,937,967 (GRCm39) missense possibly damaging 0.66
R7543:Krt18 UTSW 15 101,939,896 (GRCm39) missense probably damaging 0.99
R7873:Krt18 UTSW 15 101,939,391 (GRCm39) missense probably benign 0.06
R7883:Krt18 UTSW 15 101,936,885 (GRCm39) missense possibly damaging 0.63
R8837:Krt18 UTSW 15 101,938,265 (GRCm39) missense possibly damaging 0.50
R8988:Krt18 UTSW 15 101,937,962 (GRCm39) missense probably damaging 1.00
R8998:Krt18 UTSW 15 101,939,874 (GRCm39) missense probably damaging 0.99
R8999:Krt18 UTSW 15 101,939,874 (GRCm39) missense probably damaging 0.99
X0064:Krt18 UTSW 15 101,938,397 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- AAATACACGCCTCTGACTGTTCCTG -3'
(R):5'- CGTTTGCTTAAACTGGGCTGCAC -3'

Sequencing Primer
(F):5'- cacacacacacacacacaca -3'
(R):5'- CTTAAACTGGGCTGCACAGATG -3'
Posted On 2013-07-30