Incidental Mutation 'R6791:Tbc1d4'
ID 532612
Institutional Source Beutler Lab
Gene Symbol Tbc1d4
Ensembl Gene ENSMUSG00000033083
Gene Name TBC1 domain family, member 4
Synonyms AS160, 5930406J04Rik
MMRRC Submission 044904-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6791 (G1)
Quality Score 114.008
Status Validated
Chromosome 14
Chromosomal Location 101679796-101846627 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 101845695 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Glutamine at position 68 (K68Q)
Ref Sequence ENSEMBL: ENSMUSP00000124909 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000100340] [ENSMUST00000161991] [ENSMUST00000162617]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000100340
AA Change: K68Q

PolyPhen 2 Score 0.873 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000097913
Gene: ENSMUSG00000033083
AA Change: K68Q

DomainStartEndE-ValueType
PTB 31 191 2.08e-29 SMART
PTB 197 457 3.16e-29 SMART
low complexity region 708 720 N/A INTRINSIC
Blast:TBC 773 834 3e-12 BLAST
Predicted Effect possibly damaging
Transcript: ENSMUST00000161991
AA Change: K68Q

PolyPhen 2 Score 0.491 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000125509
Gene: ENSMUSG00000033083
AA Change: K68Q

DomainStartEndE-ValueType
PTB 31 191 2.08e-29 SMART
PTB 197 457 3.16e-29 SMART
Pfam:DUF3350 746 809 1.2e-27 PFAM
TBC 860 1080 5.2e-77 SMART
Blast:TBC 1105 1163 1e-23 BLAST
Blast:TBC 1168 1222 1e-20 BLAST
Predicted Effect probably damaging
Transcript: ENSMUST00000162617
AA Change: K68Q

PolyPhen 2 Score 0.981 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000124909
Gene: ENSMUSG00000033083
AA Change: K68Q

DomainStartEndE-ValueType
PTB 31 191 2.08e-29 SMART
PTB 197 457 3.16e-29 SMART
low complexity region 708 720 N/A INTRINSIC
Pfam:DUF3350 809 872 3.3e-31 PFAM
TBC 923 1143 5.2e-77 SMART
Blast:TBC 1168 1226 2e-23 BLAST
Blast:TBC 1231 1285 1e-20 BLAST
Meta Mutation Damage Score 0.0805 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.7%
  • 20x: 96.7%
Validation Efficiency 100% (52/52)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the Tre-2/BUB2/CDC16 domain family. The protein encoded by this gene is a Rab-GTPase-activating protein, and contains two phopshotyrosine-binding domains (PTB1 and PTB2), a calmodulin-binding domain (CBD), a Rab-GTPase domain, and multiple AKT phosphomotifs. This protein is thought to play an important role in glucose homeostasis by regulating the insulin-dependent trafficking of the glucose transporter 4 (GLUT4), important for removing glucose from the bloodstream into skeletal muscle and fat tissues. Reduced expression of this gene results in an increase in GLUT4 levels at the plasma membrane, suggesting that this protein is important in intracellular retention of GLUT4 under basal conditions. When exposed to insulin, this protein is phosphorylated, dissociates from GLUT4 vesicles, resulting in increased GLUT4 at the cell surface, and enhanced glucose transport. Phosphorylation of this protein by AKT is required for proper translocation of GLUT4 to the cell surface. Individuals homozygous for a mutation in this gene are at higher risk for type 2 diabetes and have higher levels of circulating glucose and insulin levels after glucose ingestion. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Aug 2015]
PHENOTYPE: Mice homozygous for a null allele exhibit reduced blood glucose levels under both fasted and fed conditions, insulin resistance in both muscle and liver, decreased energy expenditure and oxygen consumption, abnormal adipocyte and muscle cell glucose uptake, and increased hepatic gluconeogenesis. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 T A 11: 9,328,504 (GRCm39) C3526S probably damaging Het
Adgrf2 T C 17: 43,021,774 (GRCm39) N350S probably benign Het
Atp12a G A 14: 56,624,439 (GRCm39) probably null Het
AW551984 T G 9: 39,511,955 (GRCm39) S19R probably damaging Het
Bet1l A G 7: 140,434,418 (GRCm39) I77T possibly damaging Het
Cfap206 T C 4: 34,711,414 (GRCm39) I494M possibly damaging Het
Cog3 A G 14: 75,968,118 (GRCm39) I415T probably damaging Het
Col15a1 C T 4: 47,300,518 (GRCm39) P1060S probably damaging Het
Ctrb1 A G 8: 112,415,981 (GRCm39) V71A possibly damaging Het
Ddhd2 T C 8: 26,242,242 (GRCm39) Y211C probably benign Het
Fbxl20 T C 11: 98,000,336 (GRCm39) T128A probably benign Het
Fdps A G 3: 89,002,659 (GRCm39) probably null Het
Gm4302 TGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCA TGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCA 10: 100,177,361 (GRCm39) probably benign Het
Gm8369 T A 19: 11,489,200 (GRCm39) probably benign Het
Grm6 T C 11: 50,750,601 (GRCm39) V588A possibly damaging Het
Heatr6 T C 11: 83,649,167 (GRCm39) L174S probably benign Het
Kif1a G A 1: 92,993,859 (GRCm39) P364S probably damaging Het
Klk7 A G 7: 43,462,684 (GRCm39) D163G probably benign Het
Kmt2e TGCCGCCGCCGCCGCCACCGCCGCCGCCGC TGCCGCCGCCGCCGCCGCCACCGCCGCCGCCGC 5: 23,704,474 (GRCm39) probably benign Het
Lamb3 T C 1: 193,017,169 (GRCm39) S787P possibly damaging Het
Lrp5 C T 19: 3,650,753 (GRCm39) C1227Y probably damaging Het
Mgst1 G A 6: 138,118,805 (GRCm39) probably benign Het
Mllt6 T C 11: 97,571,428 (GRCm39) S1022P probably damaging Het
Mtmr2 T C 9: 13,716,678 (GRCm39) I521T probably benign Het
Naalad2 T C 9: 18,296,426 (GRCm39) T75A possibly damaging Het
Nadsyn1 A T 7: 143,372,845 (GRCm39) I83N probably damaging Het
Naip2 T C 13: 100,291,468 (GRCm39) S1157G probably benign Het
Neurl4 T A 11: 69,799,336 (GRCm39) L904Q probably damaging Het
Ngp A C 9: 110,249,017 (GRCm39) I30L probably benign Het
Or5af1 T C 11: 58,722,903 (GRCm39) Y308H probably benign Het
Or6c5c G A 10: 129,299,023 (GRCm39) M159I probably benign Het
Orm2 A T 4: 63,282,196 (GRCm39) M125L probably benign Het
Pax2 A T 19: 44,777,260 (GRCm39) D151V possibly damaging Het
Polg A G 7: 79,109,857 (GRCm39) V382A probably benign Het
Ppargc1b C A 18: 61,440,747 (GRCm39) G724W probably damaging Het
Pramel11 T A 4: 143,622,252 (GRCm39) I368F probably benign Het
Prss16 A T 13: 22,190,237 (GRCm39) V307E probably damaging Het
Prss54 T G 8: 96,291,283 (GRCm39) probably null Het
Rspo1 A G 4: 124,900,976 (GRCm39) H108R probably benign Het
Sh3bp5l C A 11: 58,237,098 (GRCm39) H352N probably damaging Het
Skor1 T C 9: 63,047,636 (GRCm39) probably null Het
Smad6 A G 9: 63,919,509 (GRCm39) Y289H probably benign Het
Spart G A 3: 55,034,982 (GRCm39) G456D probably damaging Het
Spg11 T C 2: 121,923,924 (GRCm39) E799G probably damaging Het
Treml2 A G 17: 48,616,247 (GRCm39) M296V probably benign Het
Ugt2b1 C A 5: 87,067,116 (GRCm39) D436Y probably damaging Het
Usp9y A T Y: 1,325,042 (GRCm39) probably null Homo
Vmn2r6 T C 3: 64,445,580 (GRCm39) Y626C probably damaging Het
Xpc G A 6: 91,483,839 (GRCm39) A169V probably benign Het
Zfp131 A G 13: 120,228,129 (GRCm39) V506A probably damaging Het
Zfp74 A G 7: 29,633,860 (GRCm39) I616T probably benign Het
Other mutations in Tbc1d4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00087:Tbc1d4 APN 14 101,845,548 (GRCm39) missense probably damaging 1.00
IGL00864:Tbc1d4 APN 14 101,682,002 (GRCm39) missense probably benign 0.23
IGL01065:Tbc1d4 APN 14 101,686,629 (GRCm39) splice site probably benign
IGL01144:Tbc1d4 APN 14 101,682,099 (GRCm39) missense probably damaging 0.99
IGL01153:Tbc1d4 APN 14 101,845,451 (GRCm39) missense possibly damaging 0.52
IGL01472:Tbc1d4 APN 14 101,727,300 (GRCm39) nonsense probably null
IGL02177:Tbc1d4 APN 14 101,692,375 (GRCm39) missense possibly damaging 0.90
IGL02259:Tbc1d4 APN 14 101,703,166 (GRCm39) missense probably damaging 1.00
IGL02938:Tbc1d4 APN 14 101,738,536 (GRCm39) missense probably damaging 1.00
IGL02975:Tbc1d4 APN 14 101,695,549 (GRCm39) missense probably damaging 1.00
R0396:Tbc1d4 UTSW 14 101,695,499 (GRCm39) splice site probably null
R0787:Tbc1d4 UTSW 14 101,686,645 (GRCm39) missense probably damaging 1.00
R0944:Tbc1d4 UTSW 14 101,716,656 (GRCm39) splice site probably benign
R1167:Tbc1d4 UTSW 14 101,845,455 (GRCm39) missense probably damaging 1.00
R1456:Tbc1d4 UTSW 14 101,744,542 (GRCm39) missense probably damaging 1.00
R1465:Tbc1d4 UTSW 14 101,685,124 (GRCm39) missense possibly damaging 0.87
R1465:Tbc1d4 UTSW 14 101,685,124 (GRCm39) missense possibly damaging 0.87
R1672:Tbc1d4 UTSW 14 101,712,651 (GRCm39) missense possibly damaging 0.92
R1762:Tbc1d4 UTSW 14 101,744,574 (GRCm39) missense possibly damaging 0.95
R2057:Tbc1d4 UTSW 14 101,714,591 (GRCm39) missense probably damaging 0.97
R2260:Tbc1d4 UTSW 14 101,731,847 (GRCm39) missense probably damaging 1.00
R2762:Tbc1d4 UTSW 14 101,731,797 (GRCm39) missense probably damaging 1.00
R3814:Tbc1d4 UTSW 14 101,696,191 (GRCm39) missense possibly damaging 0.94
R3983:Tbc1d4 UTSW 14 101,744,649 (GRCm39) missense probably benign 0.00
R4498:Tbc1d4 UTSW 14 101,845,772 (GRCm39) missense probably damaging 1.00
R4580:Tbc1d4 UTSW 14 101,696,219 (GRCm39) missense probably benign 0.00
R4664:Tbc1d4 UTSW 14 101,700,263 (GRCm39) intron probably benign
R4872:Tbc1d4 UTSW 14 101,682,144 (GRCm39) missense probably benign 0.06
R4940:Tbc1d4 UTSW 14 101,744,667 (GRCm39) missense probably benign 0.27
R4964:Tbc1d4 UTSW 14 101,695,610 (GRCm39) missense probably damaging 1.00
R4966:Tbc1d4 UTSW 14 101,695,610 (GRCm39) missense probably damaging 1.00
R5103:Tbc1d4 UTSW 14 101,696,318 (GRCm39) nonsense probably null
R5180:Tbc1d4 UTSW 14 101,745,008 (GRCm39) missense probably damaging 1.00
R5366:Tbc1d4 UTSW 14 101,845,412 (GRCm39) missense possibly damaging 0.67
R5673:Tbc1d4 UTSW 14 101,692,444 (GRCm39) missense probably damaging 1.00
R6057:Tbc1d4 UTSW 14 101,727,353 (GRCm39) missense probably damaging 0.99
R6180:Tbc1d4 UTSW 14 101,696,206 (GRCm39) missense probably benign 0.01
R6361:Tbc1d4 UTSW 14 101,744,610 (GRCm39) missense probably damaging 0.97
R6509:Tbc1d4 UTSW 14 101,845,754 (GRCm39) missense possibly damaging 0.92
R7001:Tbc1d4 UTSW 14 101,696,185 (GRCm39) missense probably benign 0.43
R7016:Tbc1d4 UTSW 14 101,724,877 (GRCm39) missense probably damaging 1.00
R7575:Tbc1d4 UTSW 14 101,685,025 (GRCm39) missense probably damaging 1.00
R7691:Tbc1d4 UTSW 14 101,745,077 (GRCm39) missense probably damaging 1.00
R7936:Tbc1d4 UTSW 14 101,703,190 (GRCm39) missense probably damaging 1.00
R7991:Tbc1d4 UTSW 14 101,845,715 (GRCm39) missense probably damaging 0.98
R8182:Tbc1d4 UTSW 14 101,744,990 (GRCm39) missense probably damaging 1.00
R8540:Tbc1d4 UTSW 14 101,845,712 (GRCm39) missense probably damaging 1.00
R9126:Tbc1d4 UTSW 14 101,724,952 (GRCm39) missense probably benign 0.01
R9282:Tbc1d4 UTSW 14 101,845,616 (GRCm39) missense possibly damaging 0.93
R9288:Tbc1d4 UTSW 14 101,692,308 (GRCm39) missense probably damaging 1.00
R9385:Tbc1d4 UTSW 14 101,700,356 (GRCm39) missense probably damaging 1.00
R9424:Tbc1d4 UTSW 14 101,703,096 (GRCm39) missense probably damaging 1.00
R9494:Tbc1d4 UTSW 14 101,845,895 (GRCm39) start codon destroyed probably null 0.90
R9655:Tbc1d4 UTSW 14 101,744,567 (GRCm39) missense probably damaging 1.00
R9658:Tbc1d4 UTSW 14 101,845,856 (GRCm39) missense probably damaging 0.98
R9712:Tbc1d4 UTSW 14 101,744,846 (GRCm39) missense probably benign
Z1088:Tbc1d4 UTSW 14 101,689,859 (GRCm39) missense probably damaging 1.00
Z1176:Tbc1d4 UTSW 14 101,744,523 (GRCm39) critical splice donor site probably null
Predicted Primers PCR Primer
(F):5'- ACTGTTGTGGATGAAGCGC -3'
(R):5'- GAGTTATGGAGTCGCCTAGC -3'

Sequencing Primer
(F):5'- CGAGATGTGCTGAGCCTTG -3'
(R):5'- TAGCTGCATTCAGGATGAGCC -3'
Posted On 2018-08-29