Incidental Mutation 'IGL02478:Ttc21b'
ID 295067
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 # IGL02478
Quality Score
Status
Chromosome 2
Chromosomal Location 66014671-66086961 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 66018624 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Serine at position 1261 (N1261S)
Ref Sequence ENSEMBL: ENSMUSP00000131758 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000102718] [ENSMUST00000125446]
AlphaFold Q0HA38
Predicted Effect probably benign
Transcript: ENSMUST00000102718
AA Change: N1261S

PolyPhen 2 Score 0.046 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000099779
Gene: ENSMUSG00000034848
AA Change: N1261S

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 probably benign
Transcript: ENSMUST00000125446
AA Change: N1261S

PolyPhen 2 Score 0.046 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000131758
Gene: ENSMUSG00000034848
AA Change: N1261S

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: ENSMUST00000128859
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: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb1b C A 5: 8,856,018 (GRCm39) A42E probably damaging Het
Agmo T A 12: 37,451,985 (GRCm39) F247L probably damaging Het
Arap1 C A 7: 101,049,332 (GRCm39) probably null Het
Arid1a T C 4: 133,408,585 (GRCm39) D1974G unknown Het
Asxl3 C T 18: 22,656,070 (GRCm39) A1360V possibly damaging Het
Celsr1 T A 15: 85,825,337 (GRCm39) T1599S possibly damaging Het
Chrdl2 T C 7: 99,670,190 (GRCm39) probably null Het
Csmd3 T C 15: 47,701,794 (GRCm39) probably benign Het
Dis3l C T 9: 64,222,055 (GRCm39) E452K probably benign Het
Dnajc2 A T 5: 21,981,788 (GRCm39) H45Q probably damaging Het
Eps8 G A 6: 137,499,840 (GRCm39) P213L probably benign Het
Erbb3 T A 10: 128,407,227 (GRCm39) R978* probably null Het
Exoc2 A T 13: 31,111,403 (GRCm39) C142S probably benign Het
Fam184b T C 5: 45,695,039 (GRCm39) E735G probably damaging Het
Fancm T C 12: 65,123,864 (GRCm39) V174A probably damaging Het
Fat4 T C 3: 38,942,364 (GRCm39) L419P probably damaging Het
Fsip2 G T 2: 82,814,736 (GRCm39) V3490L probably benign Het
Ftcd A T 10: 76,417,255 (GRCm39) R255* probably null Het
Galc T C 12: 98,179,391 (GRCm39) N506S possibly damaging Het
Gm20441 G T 10: 75,608,644 (GRCm39) A26E probably damaging Het
Gm21969 T G 4: 139,367,999 (GRCm39) probably null Het
Ifitm3 T A 7: 140,589,787 (GRCm39) M89L possibly damaging Het
Ift25 T A 4: 107,132,449 (GRCm39) S79T probably benign Het
Inmt T C 6: 55,150,355 (GRCm39) E94G probably damaging Het
Insrr G A 3: 87,716,719 (GRCm39) G649D probably benign Het
Ivd T C 2: 118,692,572 (GRCm39) L24P probably benign Het
Kcnc1 A G 7: 46,084,593 (GRCm39) N506D probably benign Het
Krt39 T A 11: 99,411,723 (GRCm39) D121V probably benign Het
Lcp1 A G 14: 75,461,536 (GRCm39) I510V probably benign Het
Mkx C T 18: 7,002,418 (GRCm39) V43M probably damaging Het
Mmp2 A G 8: 93,579,235 (GRCm39) N108S possibly damaging Het
Mob1b T C 5: 88,903,947 (GRCm39) probably benign Het
Morc3 A G 16: 93,661,844 (GRCm39) probably benign Het
Myh13 T G 11: 67,260,204 (GRCm39) S1881A probably benign Het
Nalcn T C 14: 123,558,717 (GRCm39) E843G probably benign Het
Ngef A G 1: 87,408,301 (GRCm39) probably benign Het
Or14c40 T A 7: 86,313,344 (GRCm39) I158N probably damaging Het
Osm A G 11: 4,189,507 (GRCm39) Y97C probably damaging Het
Pclo T A 5: 14,816,792 (GRCm39) L4556Q unknown Het
Pcyox1l T C 18: 61,830,780 (GRCm39) D364G probably benign Het
Plekha6 T A 1: 133,211,031 (GRCm39) V467E probably benign Het
Qrsl1 A T 10: 43,758,158 (GRCm39) S312T probably damaging Het
Ripk1 T A 13: 34,194,572 (GRCm39) L70Q probably damaging Het
Rnaseh1 A T 12: 28,705,662 (GRCm39) Y162F probably damaging Het
Ror2 T A 13: 53,275,703 (GRCm39) T195S probably damaging Het
Sh3bp2 T C 5: 34,709,006 (GRCm39) L33P probably damaging Het
Skil T A 3: 31,151,968 (GRCm39) C163* probably null Het
Slc25a37 A T 14: 69,486,883 (GRCm39) N133K probably benign Het
Slitrk3 A C 3: 72,958,046 (GRCm39) V242G probably damaging Het
Sra1 A G 18: 36,801,845 (GRCm39) S82P probably benign Het
Synj2 A G 17: 6,088,199 (GRCm39) N1417D probably benign Het
Tas2r122 A G 6: 132,688,578 (GRCm39) V105A possibly damaging Het
Tasor2 T C 13: 3,624,661 (GRCm39) E1763G probably benign Het
Vmn2r69 A G 7: 85,055,889 (GRCm39) S750P probably damaging Het
Wdr95 A G 5: 149,519,786 (GRCm39) T568A probably benign Het
Zfp319 T A 8: 96,055,721 (GRCm39) I161F possibly damaging 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
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
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 2015-04-16