Incidental Mutation 'R3683:Tbc1d20'
ID 269415
Institutional Source Beutler Lab
Gene Symbol Tbc1d20
Ensembl Gene ENSMUSG00000027465
Gene Name TBC1 domain family, member 20
Synonyms bs, 1110028I04Rik, 2810442O16Rik
MMRRC Submission 040681-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.289) question?
Stock # R3683 (G1)
Quality Score 225
Status Not validated
Chromosome 2
Chromosomal Location 152135748-152155916 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 152153737 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Isoleucine at position 354 (T354I)
Ref Sequence ENSEMBL: ENSMUSP00000028963 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000028963] [ENSMUST00000028964] [ENSMUST00000109847] [ENSMUST00000144252] [ENSMUST00000147591]
AlphaFold Q9D9I4
Predicted Effect probably benign
Transcript: ENSMUST00000028963
AA Change: T354I

PolyPhen 2 Score 0.053 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000028963
Gene: ENSMUSG00000027465
AA Change: T354I

DomainStartEndE-ValueType
TBC 56 268 6.19e-5 SMART
low complexity region 304 323 N/A INTRINSIC
transmembrane domain 364 386 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000028964
SMART Domains Protein: ENSMUSP00000028964
Gene: ENSMUSG00000027466

DomainStartEndE-ValueType
PDB:4DBG|A 37 137 2e-60 PDB
Blast:UBQ 59 133 2e-15 BLAST
low complexity region 143 152 N/A INTRINSIC
ZnF_RBZ 193 217 5.25e-5 SMART
low complexity region 232 256 N/A INTRINSIC
RING 280 324 2.67e-5 SMART
Pfam:IBR 346 409 1.5e-9 PFAM
Pfam:IBR 422 483 2.5e-8 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000109847
SMART Domains Protein: ENSMUSP00000105473
Gene: ENSMUSG00000027466

DomainStartEndE-ValueType
PDB:4DBG|A 37 137 2e-60 PDB
Blast:UBQ 59 133 2e-15 BLAST
low complexity region 143 152 N/A INTRINSIC
ZnF_RBZ 193 217 5.25e-5 SMART
low complexity region 232 256 N/A INTRINSIC
RING 280 324 2.67e-5 SMART
Blast:IBR 427 507 1e-18 BLAST
Predicted Effect noncoding transcript
Transcript: ENSMUST00000130165
Predicted Effect noncoding transcript
Transcript: ENSMUST00000140482
Predicted Effect noncoding transcript
Transcript: ENSMUST00000141373
Predicted Effect probably benign
Transcript: ENSMUST00000144252
SMART Domains Protein: ENSMUSP00000122542
Gene: ENSMUSG00000027465

DomainStartEndE-ValueType
Pfam:RabGAP-TBC 8 80 5.3e-7 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000147591
SMART Domains Protein: ENSMUSP00000119209
Gene: ENSMUSG00000027465

DomainStartEndE-ValueType
Pfam:RabGAP-TBC 11 155 2e-24 PFAM
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 97.1%
  • 20x: 94.5%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a protein that belongs to a family of GTPase activator proteins of Rab-like small GTPases. The encoded protein and its cognate GTPase, Rab1, bind the nonstructural protein 5A (NS5A) of the hepatitis C virus (HCV) to mediate viral replication. Depletion of this protein inhibits replication of the virus and HCV infection. Mutations in this gene are associated with Warburg micro syndrome 4. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Mar 2014]
PHENOTYPE: Homozygous mutants have bilateral cataracts, small eyes, glossy coats, and are male sterile. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930595M18Rik T C X: 80,463,841 (GRCm39) D622G possibly damaging Het
Acad11 T C 9: 103,992,543 (GRCm39) I495T probably damaging Het
Acat1 C T 9: 53,498,765 (GRCm39) A307T probably damaging Het
Ahdc1 T C 4: 132,793,013 (GRCm39) L1418P possibly damaging Het
Bmp2 T A 2: 133,396,392 (GRCm39) V16D probably benign Het
Cables2 G A 2: 179,906,263 (GRCm39) R121* probably null Het
Calb2 A G 8: 110,883,620 (GRCm39) Y35H probably benign Het
Cdon A G 9: 35,400,328 (GRCm39) E1014G possibly damaging Het
Clcn7 T C 17: 25,369,567 (GRCm39) L301P possibly damaging Het
Corin T C 5: 72,488,198 (GRCm39) D610G probably damaging Het
Csrnp2 A T 15: 100,379,879 (GRCm39) S471T probably benign Het
Dnah7a C A 1: 53,483,675 (GRCm39) M3367I probably benign Het
Elp4 A T 2: 105,533,106 (GRCm39) M413K possibly damaging Het
Fat1 A G 8: 45,470,975 (GRCm39) D1593G probably benign Het
Fbxw24 G A 9: 109,437,110 (GRCm39) P259L possibly damaging Het
Ggta1 T A 2: 35,298,000 (GRCm39) T162S probably benign Het
Gldn G A 9: 54,245,624 (GRCm39) E392K possibly damaging Het
Klra9 T C 6: 130,168,260 (GRCm39) N2S probably benign Het
Lama1 A G 17: 68,075,328 (GRCm39) D1015G probably benign Het
Lct T C 1: 128,231,963 (GRCm39) M629V probably damaging Het
Myg1 G C 15: 102,246,171 (GRCm39) G349R probably damaging Het
Nrxn1 T C 17: 90,930,880 (GRCm39) D779G probably damaging Het
Or2d3c G A 7: 106,526,301 (GRCm39) R122* probably null Het
Or4a73 C A 2: 89,421,099 (GRCm39) R120L probably damaging Het
Or4c118 A T 2: 88,975,364 (GRCm39) M1K probably null Het
Or5d37 T A 2: 87,923,603 (GRCm39) I226F probably damaging Het
Osmr A C 15: 6,866,534 (GRCm39) V380G possibly damaging Het
Phf21b A G 15: 84,682,891 (GRCm39) I222T probably damaging Het
Ptprq G T 10: 107,544,489 (GRCm39) T347K probably benign Het
Sema6d G T 2: 124,496,146 (GRCm39) L63F possibly damaging Het
Serpinb9b C T 13: 33,213,581 (GRCm39) A46V probably damaging Het
Sf3b3 A G 8: 111,540,253 (GRCm39) probably null Het
Smpd1 T A 7: 105,204,609 (GRCm39) C163S probably damaging Het
Stat4 C T 1: 52,052,981 (GRCm39) T54I possibly damaging Het
Tacc2 A G 7: 130,226,800 (GRCm39) S1162G probably benign Het
Tbc1d31 T C 15: 57,815,210 (GRCm39) probably null Het
Tmcc1 C CAT 6: 116,019,831 (GRCm39) probably null Het
Tmem181a T A 17: 6,346,061 (GRCm39) L185H probably damaging Het
Unc79 T A 12: 103,041,062 (GRCm39) N698K probably benign Het
Utrn A G 10: 12,542,579 (GRCm39) M1802T probably benign Het
Vmn1r8 A C 6: 57,013,260 (GRCm39) T104P probably damaging Het
Vmn2r13 C A 5: 109,304,721 (GRCm39) R570I probably damaging Het
Zfand6 G A 7: 84,283,570 (GRCm39) P11S probably damaging Het
Zfp1005 A G 2: 150,109,976 (GRCm39) K222R probably benign Het
Zmpste24 A G 4: 120,918,288 (GRCm39) F445L probably damaging Het
Other mutations in Tbc1d20
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02055:Tbc1d20 APN 2 152,149,978 (GRCm39) missense probably damaging 0.99
IGL03111:Tbc1d20 APN 2 152,149,998 (GRCm39) missense probably damaging 1.00
R0014:Tbc1d20 UTSW 2 152,153,701 (GRCm39) missense probably benign 0.34
R2484:Tbc1d20 UTSW 2 152,153,283 (GRCm39) missense probably damaging 1.00
R4352:Tbc1d20 UTSW 2 152,150,114 (GRCm39) intron probably benign
R4815:Tbc1d20 UTSW 2 152,153,909 (GRCm39) unclassified probably benign
R4908:Tbc1d20 UTSW 2 152,144,228 (GRCm39) missense probably benign 0.08
R5010:Tbc1d20 UTSW 2 152,135,856 (GRCm39) unclassified probably benign
R5635:Tbc1d20 UTSW 2 152,153,381 (GRCm39) missense probably benign 0.18
R5800:Tbc1d20 UTSW 2 152,150,245 (GRCm39) splice site probably null
R5832:Tbc1d20 UTSW 2 152,153,282 (GRCm39) missense possibly damaging 0.93
R7193:Tbc1d20 UTSW 2 152,153,337 (GRCm39) missense probably benign 0.01
R7346:Tbc1d20 UTSW 2 152,146,881 (GRCm39) missense probably benign 0.02
R7705:Tbc1d20 UTSW 2 152,150,004 (GRCm39) missense probably damaging 1.00
R9289:Tbc1d20 UTSW 2 152,153,262 (GRCm39) missense probably damaging 1.00
Z1177:Tbc1d20 UTSW 2 152,150,013 (GRCm39) missense probably damaging 1.00
Z1177:Tbc1d20 UTSW 2 152,149,928 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AGATCTTTACCAGAGAGCATGC -3'
(R):5'- TCCTTCTGGAAATGGGGAGAG -3'

Sequencing Primer
(F):5'- TCTTTACCAGAGAGCATGCTGAGC -3'
(R):5'- AGAGCTTGGTGCCCTGG -3'
Posted On 2015-02-19