Incidental Mutation 'R1015:Krt18'
ID 96220
Institutional Source Beutler Lab
Gene Symbol Krt18
Ensembl Gene ENSMUSG00000023043
Gene Name keratin 18
Synonyms Endo B, K18, CK18, Krt1-18
MMRRC Submission 039119-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1015 (G1)
Quality Score 225
Status Not validated
Chromosome 15
Chromosomal Location 101936651-101940461 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 101939735 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 311 (I311T)
Ref Sequence ENSEMBL: ENSMUSP00000023803 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000023803]
AlphaFold P05784
Predicted Effect probably benign
Transcript: ENSMUST00000023803
AA Change: I311T

PolyPhen 2 Score 0.004 (Sensitivity: 0.98; Specificity: 0.59)
SMART Domains Protein: ENSMUSP00000023803
Gene: ENSMUSG00000023043
AA Change: I311T

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
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.2%
  • 10x: 96.1%
  • 20x: 92.4%
Validation Efficiency
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: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ap3d1 A G 10: 80,552,323 (GRCm39) V615A probably damaging Het
Atp6v1d A G 12: 78,896,543 (GRCm39) V108A possibly damaging Het
B3gnt6 C A 7: 97,843,802 (GRCm39) V53L probably benign Het
C8b A G 4: 104,644,157 (GRCm39) K275E probably benign Het
Cage1 T A 13: 38,200,451 (GRCm39) N683I possibly damaging Het
Celsr3 T C 9: 108,710,375 (GRCm39) V1535A probably benign Het
Cep120 C T 18: 53,836,193 (GRCm39) probably null Het
Cep135 T C 5: 76,788,844 (GRCm39) probably null Het
Chd9 T A 8: 91,659,206 (GRCm39) H55Q probably damaging Het
Dmxl2 G A 9: 54,275,049 (GRCm39) T2915I probably benign Het
Eps8l1 A T 7: 4,472,932 (GRCm39) D118V probably damaging Het
Ezhip GTCATCATCATCATC GTCATCATCATCATCATC X: 5,994,645 (GRCm39) probably benign Het
Galnt2 C T 8: 125,063,356 (GRCm39) H359Y probably benign Het
Kdm5d T C Y: 941,687 (GRCm39) V1296A possibly damaging Het
Kif27 T A 13: 58,468,029 (GRCm39) K849N probably damaging Het
Kif5c T A 2: 49,634,377 (GRCm39) D736E probably benign Het
Lamc2 A T 1: 153,041,945 (GRCm39) V63D possibly damaging Het
Lmbrd1 T A 1: 24,770,959 (GRCm39) C295* probably null Het
Lrrc37 T C 11: 103,436,622 (GRCm39) H754R probably benign Het
Map3k14 T A 11: 103,116,126 (GRCm39) Q767H probably damaging Het
Mapkapk5 T C 5: 121,671,425 (GRCm39) K203E probably benign Het
Mcc C A 18: 44,857,736 (GRCm39) L126F probably benign Het
Mib1 T A 18: 10,726,409 (GRCm39) H35Q probably damaging Het
Myo16 A G 8: 10,440,183 (GRCm39) N412D probably benign Het
Ndst2 T C 14: 20,780,132 (GRCm39) Y36C probably damaging Het
Nfix G A 8: 85,453,155 (GRCm39) R300C probably damaging Het
Nwd2 T C 5: 63,964,154 (GRCm39) I1246T probably damaging Het
Or5d47 T C 2: 87,804,431 (GRCm39) T193A probably benign Het
Or5m9 T C 2: 85,877,426 (GRCm39) I200T possibly damaging Het
Patl1 T C 19: 11,897,737 (GRCm39) V108A probably benign Het
Pdzd2 T C 15: 12,374,594 (GRCm39) E1847G probably damaging Het
Pla2g2f C T 4: 138,481,579 (GRCm39) V57I probably benign Het
Prag1 T C 8: 36,613,697 (GRCm39) V1083A probably damaging Het
Slc3a2 C T 19: 8,685,319 (GRCm39) W227* probably null Het
Snx9 A G 17: 5,970,402 (GRCm39) I379M probably benign Het
Spata31e4 T G 13: 50,855,664 (GRCm39) V434G possibly damaging Het
Tacc2 A G 7: 130,225,795 (GRCm39) K846E probably benign Het
Taf4b T A 18: 14,946,155 (GRCm39) V326E probably damaging Het
Tnrc6c C T 11: 117,612,748 (GRCm39) S462F possibly damaging Het
Trim66 C T 7: 109,054,440 (GRCm39) V1257I probably damaging Het
Urb2 T C 8: 124,756,173 (GRCm39) Y627H probably damaging Het
Usp53 A G 3: 122,727,408 (GRCm39) L1058P probably benign Het
Wdr24 A G 17: 26,047,212 (GRCm39) S702G probably benign 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
R0650:Krt18 UTSW 15 101,937,920 (GRCm39) missense possibly damaging 0.60
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
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'- CCAGACCTTGGAGATTGACTTGGAC -3'
(R):5'- CAAGAGGGCTTCATATTCCTGGGC -3'

Sequencing Primer
(F):5'- AGACCTCAGACACTTGGTGG -3'
(R):5'- CATTGAGCTGCTCCATCTGT -3'
Posted On 2014-01-05