Incidental Mutation 'IGL03346:Ttc21b'
ID 417440
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 # IGL03346
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
Atp13a5 C T 16: 29,133,422 (GRCm39) V410M probably benign Het
Cdkn2aip G T 8: 48,166,653 (GRCm39) D51E probably benign Het
Chd6 A G 2: 160,802,282 (GRCm39) V2184A probably benign Het
Clcn1 C T 6: 42,288,153 (GRCm39) T797I probably benign Het
Cldn23 G A 8: 36,292,594 (GRCm39) probably benign Het
Cntnap4 A G 8: 113,500,208 (GRCm39) D500G probably benign Het
Cog5 A T 12: 31,944,037 (GRCm39) I641F possibly damaging Het
Cr2 A T 1: 194,852,067 (GRCm39) V94E probably damaging Het
Creg2 T G 1: 39,689,915 (GRCm39) D65A probably damaging Het
Dennd4a A G 9: 64,795,808 (GRCm39) R711G possibly damaging Het
Efr3b A G 12: 4,034,648 (GRCm39) V58A probably damaging Het
Fbxo3 A G 2: 103,880,639 (GRCm39) T250A probably damaging Het
Fzr1 T C 10: 81,205,018 (GRCm39) T300A probably benign Het
Gabrg1 A T 5: 70,935,474 (GRCm39) Y227N possibly damaging Het
Gins3 A G 8: 96,369,903 (GRCm39) I197V probably benign Het
Gm17079 T C 14: 51,930,420 (GRCm39) T142A possibly damaging Het
Gna15 T C 10: 81,338,879 (GRCm39) Y320C probably damaging Het
H2-T5 C A 17: 36,479,001 (GRCm39) D83Y probably damaging Het
Hibch G A 1: 52,959,539 (GRCm39) probably benign Het
Kif5b G A 18: 6,222,767 (GRCm39) R355W probably damaging Het
Klf1 T C 8: 85,629,561 (GRCm39) S129P probably benign Het
Lyl1 C T 8: 85,429,300 (GRCm39) P3L possibly damaging Het
Nat8f5 A G 6: 85,794,640 (GRCm39) S107P probably damaging Het
Or2t49 A G 11: 58,392,581 (GRCm39) L267P possibly damaging Het
Or8g24 T A 9: 38,989,258 (GRCm39) Q261L probably damaging Het
Or8g24 C A 9: 38,989,257 (GRCm39) Q261H probably benign Het
Pcdhb18 G A 18: 37,622,674 (GRCm39) M1I probably null Het
Plcb3 A G 19: 6,932,420 (GRCm39) F1080L probably benign Het
Polr2g T C 19: 8,775,669 (GRCm39) H14R probably damaging Het
Rp1l1 A G 14: 64,266,889 (GRCm39) D825G probably benign Het
Scn3a G A 2: 65,367,016 (GRCm39) A2V probably damaging Het
Slc25a54 T C 3: 108,993,046 (GRCm39) probably benign Het
Smad9 C A 3: 54,696,636 (GRCm39) Q234K probably benign Het
Tie1 T C 4: 118,330,025 (GRCm39) Y1066C probably damaging Het
Traf1 T C 2: 34,838,484 (GRCm39) E118G probably benign Het
Uaca C A 9: 60,761,600 (GRCm39) T204K probably damaging Het
Utrn A T 10: 12,401,096 (GRCm39) Y154N probably benign Het
Virma A G 4: 11,518,984 (GRCm39) T694A probably benign Het
Vmn2r50 T C 7: 9,779,929 (GRCm39) D500G probably damaging Het
Vmn2r59 T A 7: 41,693,253 (GRCm39) H449L 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
IGL03327: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