Incidental Mutation 'R5110:Ttc8'
ID 393813
Institutional Source Beutler Lab
Gene Symbol Ttc8
Ensembl Gene ENSMUSG00000021013
Gene Name tetratricopeptide repeat domain 8
Synonyms BBS8, 0610012F22Rik
MMRRC Submission 042698-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.393) question?
Stock # R5110 (G1)
Quality Score 225
Status Validated
Chromosome 12
Chromosomal Location 98886833-98949497 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 98908562 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Threonine at position 17 (M17T)
Ref Sequence ENSEMBL: ENSMUSP00000115828 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000079146] [ENSMUST00000085109] [ENSMUST00000132878]
AlphaFold Q8VD72
Predicted Effect probably benign
Transcript: ENSMUST00000079146
AA Change: M77T

PolyPhen 2 Score 0.005 (Sensitivity: 0.97; Specificity: 0.74)
SMART Domains Protein: ENSMUSP00000078148
Gene: ENSMUSG00000021013
AA Change: M77T

DomainStartEndE-ValueType
Blast:TPR 4 37 5e-12 BLAST
TPR 225 258 2.35e-1 SMART
TPR 292 325 9.68e-3 SMART
Blast:TPR 326 359 3e-14 BLAST
TPR 360 393 2.26e-3 SMART
TPR 397 430 1.91e-1 SMART
TPR 431 464 1.81e-2 SMART
Blast:TPR 465 498 7e-14 BLAST
Predicted Effect probably benign
Transcript: ENSMUST00000085109
AA Change: M67T

PolyPhen 2 Score 0.004 (Sensitivity: 0.98; Specificity: 0.59)
SMART Domains Protein: ENSMUSP00000082190
Gene: ENSMUSG00000021013
AA Change: M67T

DomainStartEndE-ValueType
Blast:TPR 4 37 4e-12 BLAST
TPR 215 248 2.35e-1 SMART
TPR 282 315 9.68e-3 SMART
Blast:TPR 316 349 3e-14 BLAST
TPR 350 383 2.26e-3 SMART
TPR 387 420 1.91e-1 SMART
TPR 421 454 1.81e-2 SMART
Blast:TPR 455 488 7e-14 BLAST
Predicted Effect noncoding transcript
Transcript: ENSMUST00000124514
Predicted Effect probably benign
Transcript: ENSMUST00000132878
AA Change: M17T

PolyPhen 2 Score 0.251 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000115828
Gene: ENSMUSG00000021013
AA Change: M17T

DomainStartEndE-ValueType
SCOP:d1a17__ 128 206 2e-5 SMART
Blast:TPR 165 198 8e-18 BLAST
Predicted Effect noncoding transcript
Transcript: ENSMUST00000223023
Predicted Effect noncoding transcript
Transcript: ENSMUST00000223356
Meta Mutation Damage Score 0.0912 question?
Coding Region Coverage
  • 1x: 99.0%
  • 3x: 98.2%
  • 10x: 95.9%
  • 20x: 91.1%
Validation Efficiency 100% (61/61)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a protein that has been directly linked to Bardet-Biedl syndrome. The primary features of this syndrome include retinal dystrophy, obesity, polydactyly, renal abnormalities and learning disabilities. Experimentation in non-human eukaryotes suggests that this gene is expressed in ciliated cells and that it is involved in the formation of cilia. A mutation in this gene has also been implicated in nonsyndromic retinitis pigmentosa. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jan 2014]
PHENOTYPE: Mice homozygous for a null mutation display partial postnatal lethality with slow postnatal weight gain, age related obesity, impaired olfation, loss of cilia from the olfactory epithelium, impaired targeting of olfactory sensory neuron axons, retinal degeneration, and mild renal tubule dilation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 55 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2010315B03Rik C A 9: 124,057,987 (GRCm39) probably null Het
2310016G11Rik G A 7: 44,327,286 (GRCm39) noncoding transcript Het
Abi2 G A 1: 60,489,280 (GRCm39) V98I probably benign Het
Adam21 T C 12: 81,606,989 (GRCm39) T258A probably benign Het
Adam33 A T 2: 130,895,690 (GRCm39) C542S probably damaging Het
Adamts15 A G 9: 30,832,740 (GRCm39) V265A probably benign Het
Ahnak A T 19: 8,992,123 (GRCm39) D4469V probably damaging Het
Aicda A G 6: 122,538,144 (GRCm39) N101D probably benign Het
Als2 A T 1: 59,224,600 (GRCm39) D1040E probably damaging Het
Car15 T C 16: 17,653,211 (GRCm39) R319G possibly damaging Het
Cdc23 C A 18: 34,784,742 (GRCm39) V7L unknown Het
Col1a1 T C 11: 94,832,419 (GRCm39) probably null Het
Col25a1 A G 3: 130,378,374 (GRCm39) *594W probably null Het
Cwf19l2 A G 9: 3,450,012 (GRCm39) probably null Het
Dctn4 C T 18: 60,679,387 (GRCm39) P236S probably damaging Het
Dennd2b A G 7: 109,141,697 (GRCm39) S556P probably benign Het
Ehmt1 C A 2: 24,742,802 (GRCm39) C459F probably benign Het
Enox1 T C 14: 77,945,127 (GRCm39) probably null Het
Fam136b-ps A G 15: 31,276,856 (GRCm39) probably benign Het
Fzd1 T C 5: 4,806,448 (GRCm39) D378G probably benign Het
Golga5 G A 12: 102,438,336 (GRCm39) R17Q probably benign Het
Hk1 A T 10: 62,122,430 (GRCm39) Y422N probably damaging Het
Hsf4 A G 8: 105,999,427 (GRCm39) D255G probably benign Het
Ift81 A G 5: 122,689,121 (GRCm39) V665A probably benign Het
Igkv13-84 T C 6: 68,916,592 (GRCm39) F3L probably benign Het
Kcnh1 T A 1: 192,020,055 (GRCm39) S433R possibly damaging Het
Ktn1 A G 14: 47,941,744 (GRCm39) probably benign Het
Lrp4 A T 2: 91,327,417 (GRCm39) D1471V possibly damaging Het
Macf1 A T 4: 123,261,801 (GRCm39) D6990E probably damaging Het
Map3k6 G A 4: 132,974,859 (GRCm39) probably benign Het
Miox T A 15: 89,219,759 (GRCm39) D82E probably benign Het
Or4n5 T G 14: 50,133,032 (GRCm39) I76L possibly damaging Het
Ovgp1 G C 3: 105,885,099 (GRCm39) R133P probably damaging Het
Per2 G A 1: 91,357,237 (GRCm39) T642I possibly damaging Het
Pparg T C 6: 115,449,964 (GRCm39) V321A probably damaging Het
Pptc7 T A 5: 122,446,312 (GRCm39) N17K probably benign Het
Prpf19 T C 19: 10,876,651 (GRCm39) probably benign Het
Rai14 T C 15: 10,690,496 (GRCm39) probably benign Het
Sardh T C 2: 27,079,559 (GRCm39) D911G probably benign Het
Sbf2 T A 7: 109,963,864 (GRCm39) T994S probably benign Het
Slc1a1 G A 19: 28,889,208 (GRCm39) E494K probably benign Het
Smarcc1 A G 9: 110,026,852 (GRCm39) K771E possibly damaging Het
Stim1 T C 7: 101,917,629 (GRCm39) V3A unknown Het
Syne3 G A 12: 104,909,629 (GRCm39) R736C probably benign Het
Synj2 T C 17: 6,087,990 (GRCm39) V986A probably benign Het
Tinag A G 9: 76,859,289 (GRCm39) S440P probably damaging Het
Tshz2 A G 2: 169,726,117 (GRCm39) T238A possibly damaging Het
Tubgcp5 G A 7: 55,458,385 (GRCm39) R432Q probably damaging Het
Ugt1a10 T A 1: 87,983,974 (GRCm39) probably null Het
Usp4 T A 9: 108,239,877 (GRCm39) I202N probably damaging Het
Vmn1r194 T G 13: 22,429,170 (GRCm39) S262R probably benign Het
Vmn2r101 T C 17: 19,831,897 (GRCm39) F631S possibly damaging Het
Vps13b T A 15: 35,770,955 (GRCm39) S2133T probably damaging Het
Zfp13 C A 17: 23,799,834 (GRCm39) V77F probably benign Het
Zscan10 T A 17: 23,828,606 (GRCm39) C306S probably damaging Het
Other mutations in Ttc8
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00925:Ttc8 APN 12 98,942,277 (GRCm39) missense probably damaging 0.96
IGL01139:Ttc8 APN 12 98,930,804 (GRCm39) nonsense probably null
IGL02179:Ttc8 APN 12 98,930,796 (GRCm39) missense possibly damaging 0.87
IGL02715:Ttc8 APN 12 98,910,179 (GRCm39) splice site probably benign
IGL02958:Ttc8 APN 12 98,930,803 (GRCm39) missense probably benign 0.03
IGL03249:Ttc8 APN 12 98,910,080 (GRCm39) splice site probably benign
P0035:Ttc8 UTSW 12 98,942,675 (GRCm39) splice site probably benign
R0606:Ttc8 UTSW 12 98,909,718 (GRCm39) splice site probably benign
R1005:Ttc8 UTSW 12 98,903,403 (GRCm39) missense probably benign 0.11
R1584:Ttc8 UTSW 12 98,887,023 (GRCm39) missense probably benign 0.01
R1628:Ttc8 UTSW 12 98,948,780 (GRCm39) missense probably benign 0.07
R1706:Ttc8 UTSW 12 98,910,142 (GRCm39) missense probably benign 0.02
R4585:Ttc8 UTSW 12 98,948,789 (GRCm39) missense probably benign
R4720:Ttc8 UTSW 12 98,946,068 (GRCm39) missense possibly damaging 0.94
R4879:Ttc8 UTSW 12 98,908,562 (GRCm39) missense possibly damaging 0.55
R6272:Ttc8 UTSW 12 98,948,753 (GRCm39) missense possibly damaging 0.63
R6465:Ttc8 UTSW 12 98,930,829 (GRCm39) missense probably damaging 1.00
R6620:Ttc8 UTSW 12 98,923,579 (GRCm39) missense possibly damaging 0.95
R6708:Ttc8 UTSW 12 98,909,791 (GRCm39) missense probably damaging 0.99
R6772:Ttc8 UTSW 12 98,909,848 (GRCm39) missense probably damaging 1.00
R6901:Ttc8 UTSW 12 98,927,735 (GRCm39) missense probably damaging 1.00
R7060:Ttc8 UTSW 12 98,909,726 (GRCm39) missense probably benign
R7117:Ttc8 UTSW 12 98,942,761 (GRCm39) missense possibly damaging 0.63
R7174:Ttc8 UTSW 12 98,940,960 (GRCm39) missense possibly damaging 0.79
R7385:Ttc8 UTSW 12 98,908,547 (GRCm39) missense possibly damaging 0.78
R7447:Ttc8 UTSW 12 98,910,131 (GRCm39) missense probably damaging 0.97
R7589:Ttc8 UTSW 12 98,942,696 (GRCm39) missense probably damaging 1.00
R8517:Ttc8 UTSW 12 98,909,594 (GRCm39) missense probably benign
R9397:Ttc8 UTSW 12 98,942,692 (GRCm39) nonsense probably null
R9629:Ttc8 UTSW 12 98,886,965 (GRCm39) missense possibly damaging 0.92
Predicted Primers PCR Primer
(F):5'- AGGACTTCCTTGACATCAGGG -3'
(R):5'- GACCAGCAAGCCACCATATATTATG -3'

Sequencing Primer
(F):5'- CCTTGACATCAGGGTCCTG -3'
(R):5'- ATATTATGGCCATTCTCTGATACCAC -3'
Posted On 2016-06-15