Incidental Mutation 'R5211:Krt18'
ID 403151
Institutional Source Beutler Lab
Gene Symbol Krt18
Ensembl Gene ENSMUSG00000023043
Gene Name keratin 18
Synonyms Endo B, K18, CK18, Krt1-18
MMRRC Submission 042785-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5211 (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 G at 101939888 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Serine at position 362 (I362S)
Ref Sequence ENSEMBL: ENSMUSP00000023803 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000023803]
AlphaFold P05784
Predicted Effect probably damaging
Transcript: ENSMUST00000023803
AA Change: I362S

PolyPhen 2 Score 0.968 (Sensitivity: 0.77; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000023803
Gene: ENSMUSG00000023043
AA Change: I362S

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: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.8%
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: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
9930012K11Rik A G 14: 70,394,233 (GRCm39) S181P probably benign Het
Adgrf5 A T 17: 43,733,511 (GRCm39) T112S probably benign Het
Ascc2 T C 11: 4,623,399 (GRCm39) V545A possibly damaging Het
Bmp2 A T 2: 133,396,550 (GRCm39) S69C probably damaging Het
Btaf1 T A 19: 36,973,962 (GRCm39) I1378K probably benign Het
Ces2b C T 8: 105,561,695 (GRCm39) T263I possibly damaging Het
Cntn5 A T 9: 9,704,894 (GRCm39) V635D possibly damaging Het
Dock6 T C 9: 21,731,648 (GRCm39) E1218G probably benign Het
Eml6 T C 11: 29,804,145 (GRCm39) I319V probably benign Het
Esd T C 14: 74,978,632 (GRCm39) S65P probably damaging Het
Exoc1l C A 5: 76,664,250 (GRCm39) T113K possibly damaging Het
Fstl3 A T 10: 79,616,012 (GRCm39) Q166L probably benign Het
Garin1a A T 6: 29,286,098 (GRCm39) K128* probably null Het
Gcn1 T A 5: 115,757,371 (GRCm39) S2445T probably benign Het
Gfy C A 7: 44,827,282 (GRCm39) L271F possibly damaging Het
Gjc2 A G 11: 59,068,284 (GRCm39) V66A possibly damaging Het
H3c4 G T 13: 23,760,015 (GRCm39) G14C possibly damaging Het
Itm2c T A 1: 85,834,249 (GRCm39) V188E probably damaging Het
Jmjd1c C G 10: 67,067,795 (GRCm39) S1766C probably damaging Het
Kcnn3 A G 3: 89,428,538 (GRCm39) T255A probably benign Het
Kdm4d A C 9: 14,374,400 (GRCm39) V486G probably benign Het
Lrrc8d G A 5: 105,961,606 (GRCm39) R672Q probably damaging Het
Ly6f G A 15: 75,143,652 (GRCm39) V120M probably damaging Het
Map3k4 A G 17: 12,451,321 (GRCm39) V1524A possibly damaging Het
Mrgprh T C 17: 13,095,889 (GRCm39) V43A probably benign Het
Mx2 A T 16: 97,348,633 (GRCm39) M269L probably damaging Het
Myrfl C T 10: 116,634,535 (GRCm39) V620I probably benign Het
Nlrp9b G A 7: 19,783,381 (GRCm39) C908Y probably damaging Het
Nyap2 T A 1: 81,064,991 (GRCm39) M1K probably null Het
Olfml3 A T 3: 103,644,515 (GRCm39) H51Q probably benign Het
Or11h6 C T 14: 50,880,710 (GRCm39) T324I possibly damaging Het
Pcdhb1 G A 18: 37,399,704 (GRCm39) V552I probably benign Het
Pm20d1 T A 1: 131,734,647 (GRCm39) I353N possibly damaging Het
Sbk2 A G 7: 4,965,966 (GRCm39) F73L possibly damaging Het
Scn10a A C 9: 119,490,298 (GRCm39) L548R possibly damaging Het
Slc45a2 C T 15: 11,027,871 (GRCm39) T480I probably damaging Het
Slmap T C 14: 26,204,117 (GRCm39) Y68C probably damaging Het
Syde2 T C 3: 145,707,093 (GRCm39) V611A probably benign Het
Sympk A G 7: 18,769,814 (GRCm39) M164V probably benign Het
Syt17 T C 7: 118,041,626 (GRCm39) S43G probably benign Het
Ubr1 T C 2: 120,723,651 (GRCm39) T1303A possibly damaging Het
Vmn2r100 A G 17: 19,746,257 (GRCm39) Y535C possibly damaging 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
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
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'- CCCTTTCAAAGAAGGGTTGAGC -3'
(R):5'- TAACTCACTCACTTGAGGCCAC -3'

Sequencing Primer
(F):5'- GAGACTCACTCTCCCATCTCTGTG -3'
(R):5'- CACTGGTGAGTGGTTACCAAC -3'
Posted On 2016-07-22