Incidental Mutation 'IGL03327:Ttc21b'
ID 416673
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Ttc21b
Ensembl Gene ENSMUSG00000034848
Gene Name tetratricopeptide repeat domain 21B
Synonyms Thm1, line 158, aln, 2410066K11Rik
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # IGL03327
Quality Score
Status
Chromosome 2
Chromosomal Location 66014671-66086961 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 66068192 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 278 (D278G)
Ref Sequence ENSEMBL: ENSMUSP00000131758 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000102718] [ENSMUST00000125446]
AlphaFold Q0HA38
Predicted Effect possibly damaging
Transcript: ENSMUST00000102718
AA Change: D278G

PolyPhen 2 Score 0.922 (Sensitivity: 0.81; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000099779
Gene: ENSMUSG00000034848
AA Change: D278G

DomainStartEndE-ValueType
Blast:TPR 109 141 5e-12 BLAST
Blast:TPR 178 211 3e-12 BLAST
TPR 324 357 4.21e1 SMART
low complexity region 379 390 N/A INTRINSIC
TPR 492 525 8.51e0 SMART
TPR 526 559 5.92e1 SMART
TPR 563 596 7.69e1 SMART
TPR 721 754 3.07e-5 SMART
TPR 755 788 9.45e0 SMART
TPR 790 821 9.24e1 SMART
TPR 830 863 3.05e0 SMART
TPR 883 916 1.55e-1 SMART
TPR 917 950 8.74e0 SMART
TPR 951 984 6.75e1 SMART
Blast:TPR 1023 1054 5e-13 BLAST
Blast:TPR 1156 1189 1e-12 BLAST
TPR 1196 1229 9.7e0 SMART
TPR 1265 1298 1.02e1 SMART
Predicted Effect possibly damaging
Transcript: ENSMUST00000125446
AA Change: D278G

PolyPhen 2 Score 0.922 (Sensitivity: 0.81; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000131758
Gene: ENSMUSG00000034848
AA Change: D278G

DomainStartEndE-ValueType
Blast:TPR 108 141 3e-12 BLAST
Blast:TPR 178 211 3e-12 BLAST
TPR 324 357 4.21e1 SMART
low complexity region 379 390 N/A INTRINSIC
TPR 492 525 8.51e0 SMART
TPR 526 559 5.92e1 SMART
TPR 563 596 7.69e1 SMART
TPR 721 754 3.07e-5 SMART
TPR 755 788 9.45e0 SMART
TPR 790 821 9.24e1 SMART
TPR 830 863 3.05e0 SMART
TPR 883 916 1.55e-1 SMART
TPR 917 950 8.74e0 SMART
TPR 951 984 6.75e1 SMART
Blast:TPR 1023 1054 4e-13 BLAST
Blast:TPR 1156 1189 9e-13 BLAST
TPR 1196 1229 9.7e0 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000131503
Predicted Effect noncoding transcript
Transcript: ENSMUST00000169968
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of TTC21 family, containing several tetratricopeptide repeat (TPR) domains. This protein is localized to the cilium axoneme, and may play a role in retrograde intraflagellar transport in cilia. Mutations in this gene are associated with various ciliopathies, nephronophthisis 12, and asphyxiating thoracic dystrophy 4. [provided by RefSeq, Oct 2011]
PHENOTYPE: Homozygous mutation of this gene is embryonic lethal. Mutant embryos exhibit several deformities including polydactyly, microphthalmia, irregular shape of the long bones, rib fusion and truncation, neural tube defects, and abnormal brain structure. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adcy8 T C 15: 64,792,116 (GRCm39) Y280C probably damaging Het
Anapc1 T C 2: 128,465,854 (GRCm39) T1647A probably benign Het
Ano3 T C 2: 110,527,523 (GRCm39) I562V possibly damaging Het
Ash1l C T 3: 88,930,390 (GRCm39) P1956S probably benign Het
Ccdc9b T C 2: 118,592,151 (GRCm39) N79S probably damaging Het
Cd160 C T 3: 96,712,849 (GRCm39) probably null Het
Chd3 G T 11: 69,241,012 (GRCm39) A1527E probably damaging Het
Clcn1 C T 6: 42,288,153 (GRCm39) T797I probably benign Het
Cntnap3 G A 13: 65,035,582 (GRCm39) Q44* probably null Het
Cntnap4 A G 8: 113,500,208 (GRCm39) D500G probably benign Het
Col6a6 T C 9: 105,644,433 (GRCm39) D1285G possibly damaging Het
Cr2 A T 1: 194,852,067 (GRCm39) V94E probably damaging Het
Dcaf1 T C 9: 106,735,823 (GRCm39) S924P possibly damaging Het
Eif5b T C 1: 38,080,772 (GRCm39) probably benign Het
Fat1 A C 8: 45,403,505 (GRCm39) K85N probably damaging Het
Fnip2 T C 3: 79,425,388 (GRCm39) E69G probably damaging Het
Fzr1 T C 10: 81,205,018 (GRCm39) T300A probably benign Het
Galc A G 12: 98,173,735 (GRCm39) probably benign Het
Gm17079 T C 14: 51,930,420 (GRCm39) T142A possibly damaging Het
Hibch G A 1: 52,959,539 (GRCm39) probably benign Het
Hmmr A G 11: 40,606,242 (GRCm39) C243R probably damaging Het
Il25 T C 14: 55,172,817 (GRCm39) probably benign Het
Kif5b G A 18: 6,222,767 (GRCm39) R355W probably damaging Het
Kifc3 C T 8: 95,835,060 (GRCm39) D242N probably damaging Het
Lig1 T G 7: 13,037,781 (GRCm39) I677S probably damaging Het
Lrig1 G T 6: 94,583,104 (GRCm39) A1004E probably benign Het
Nras A G 3: 102,966,340 (GRCm39) T35A probably damaging Het
Nt5c1b C T 12: 10,424,861 (GRCm39) Q136* probably null Het
Or4f54 A T 2: 111,122,807 (GRCm39) N65Y probably damaging Het
Or6c217 T G 10: 129,738,451 (GRCm39) I43L possibly damaging Het
Or8k1 C T 2: 86,047,618 (GRCm39) W145* probably null Het
Plcb3 A G 19: 6,932,420 (GRCm39) F1080L probably benign Het
Plpp2 T C 10: 79,366,818 (GRCm39) probably null Het
Ptpre G A 7: 135,274,551 (GRCm39) probably null Het
Scn3a G A 2: 65,367,016 (GRCm39) A2V probably damaging Het
Sh3bp4 C A 1: 89,071,885 (GRCm39) Y244* probably null Het
Trip11 A T 12: 101,849,677 (GRCm39) N1462K possibly damaging Het
Virma A G 4: 11,518,984 (GRCm39) T694A probably benign Het
Wdr35 T C 12: 9,028,694 (GRCm39) probably benign Het
Xdh T C 17: 74,223,787 (GRCm39) E535G probably benign Het
Other mutations in Ttc21b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00465:Ttc21b APN 2 66,073,119 (GRCm39) missense probably benign 0.00
IGL00467:Ttc21b APN 2 66,018,708 (GRCm39) missense probably damaging 1.00
IGL00721:Ttc21b APN 2 66,057,122 (GRCm39) missense probably benign 0.06
IGL00837:Ttc21b APN 2 66,065,915 (GRCm39) critical splice donor site probably null
IGL01317:Ttc21b APN 2 66,018,700 (GRCm39) missense probably benign 0.00
IGL01485:Ttc21b APN 2 66,082,234 (GRCm39) splice site probably benign
IGL01739:Ttc21b APN 2 66,068,200 (GRCm39) missense probably benign
IGL02282:Ttc21b APN 2 66,022,081 (GRCm39) missense probably damaging 0.96
IGL02431:Ttc21b APN 2 66,082,229 (GRCm39) splice site probably benign
IGL02478:Ttc21b APN 2 66,018,624 (GRCm39) missense probably benign 0.05
IGL02487:Ttc21b APN 2 66,065,500 (GRCm39) missense probably benign 0.02
IGL03346:Ttc21b APN 2 66,068,192 (GRCm39) missense possibly damaging 0.92
plus-sized UTSW 2 66,073,023 (GRCm39) missense probably damaging 1.00
puffer UTSW 2 66,057,244 (GRCm39) missense probably benign 0.12
PIT4696001:Ttc21b UTSW 2 66,061,563 (GRCm39) splice site probably null
R0049:Ttc21b UTSW 2 66,053,908 (GRCm39) missense probably damaging 1.00
R0049:Ttc21b UTSW 2 66,053,908 (GRCm39) missense probably damaging 1.00
R0373:Ttc21b UTSW 2 66,018,670 (GRCm39) missense probably damaging 0.99
R0440:Ttc21b UTSW 2 66,066,726 (GRCm39) missense probably benign 0.03
R0504:Ttc21b UTSW 2 66,053,142 (GRCm39) splice site probably benign
R0600:Ttc21b UTSW 2 66,069,914 (GRCm39) missense probably damaging 0.99
R0621:Ttc21b UTSW 2 66,056,355 (GRCm39) missense probably benign 0.07
R0633:Ttc21b UTSW 2 66,066,577 (GRCm39) missense probably benign
R0863:Ttc21b UTSW 2 66,073,117 (GRCm39) missense probably benign
R1617:Ttc21b UTSW 2 66,056,379 (GRCm39) missense probably benign 0.22
R1837:Ttc21b UTSW 2 66,028,106 (GRCm39) missense probably benign 0.01
R1844:Ttc21b UTSW 2 66,053,921 (GRCm39) nonsense probably null
R2120:Ttc21b UTSW 2 66,057,098 (GRCm39) missense probably benign 0.12
R2205:Ttc21b UTSW 2 66,065,467 (GRCm39) missense possibly damaging 0.51
R2392:Ttc21b UTSW 2 66,037,794 (GRCm39) critical splice donor site probably null
R3689:Ttc21b UTSW 2 66,054,488 (GRCm39) missense probably benign 0.22
R3810:Ttc21b UTSW 2 66,082,577 (GRCm39) critical splice acceptor site probably null
R3847:Ttc21b UTSW 2 66,073,023 (GRCm39) missense probably damaging 1.00
R3897:Ttc21b UTSW 2 66,065,413 (GRCm39) missense probably benign 0.01
R4561:Ttc21b UTSW 2 66,016,562 (GRCm39) missense probably damaging 1.00
R4671:Ttc21b UTSW 2 66,057,257 (GRCm39) missense possibly damaging 0.66
R5161:Ttc21b UTSW 2 66,059,367 (GRCm39) missense probably damaging 0.98
R5274:Ttc21b UTSW 2 66,066,627 (GRCm39) missense possibly damaging 0.89
R5594:Ttc21b UTSW 2 66,066,579 (GRCm39) missense probably benign 0.39
R6210:Ttc21b UTSW 2 66,066,698 (GRCm39) missense probably benign 0.00
R6305:Ttc21b UTSW 2 66,018,614 (GRCm39) missense probably damaging 0.99
R6456:Ttc21b UTSW 2 66,018,675 (GRCm39) missense probably damaging 0.97
R6482:Ttc21b UTSW 2 66,057,244 (GRCm39) missense probably benign 0.12
R6645:Ttc21b UTSW 2 66,066,721 (GRCm39) missense probably benign 0.01
R6800:Ttc21b UTSW 2 66,038,994 (GRCm39) splice site probably null
R6815:Ttc21b UTSW 2 66,057,134 (GRCm39) missense probably benign 0.00
R6959:Ttc21b UTSW 2 66,061,656 (GRCm39) missense probably benign 0.05
R7125:Ttc21b UTSW 2 66,066,670 (GRCm39) missense probably benign 0.00
R7265:Ttc21b UTSW 2 66,040,517 (GRCm39) missense possibly damaging 0.89
R7283:Ttc21b UTSW 2 66,039,062 (GRCm39) missense probably damaging 0.96
R7560:Ttc21b UTSW 2 66,047,548 (GRCm39) missense possibly damaging 0.69
R7561:Ttc21b UTSW 2 66,047,548 (GRCm39) missense possibly damaging 0.69
R7816:Ttc21b UTSW 2 66,077,705 (GRCm39) missense possibly damaging 0.82
R8172:Ttc21b UTSW 2 66,082,500 (GRCm39) missense probably benign 0.01
R8179:Ttc21b UTSW 2 66,031,824 (GRCm39) missense probably benign
R9047:Ttc21b UTSW 2 66,031,596 (GRCm39) missense
R9282:Ttc21b UTSW 2 66,056,349 (GRCm39) missense possibly damaging 0.65
R9336:Ttc21b UTSW 2 66,057,287 (GRCm39) missense probably benign
R9464:Ttc21b UTSW 2 66,053,866 (GRCm39) missense probably damaging 1.00
X0013:Ttc21b UTSW 2 66,056,294 (GRCm39) nonsense probably null
Posted On 2016-08-02