Incidental Mutation 'R7556:Tbx20'
ID 586000
Institutional Source Beutler Lab
Gene Symbol Tbx20
Ensembl Gene ENSMUSG00000031965
Gene Name T-box 20
Synonyms Tbx12, 9430010M06Rik
MMRRC Submission 045624-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7556 (G1)
Quality Score 225.009
Status Not validated
Chromosome 9
Chromosomal Location 24632108-24685580 bp(-) (GRCm39)
Type of Mutation splice site (35 bp from exon)
DNA Base Change (assembly) T to C at 24661573 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Gene Model predicted gene model for transcript(s): [ENSMUST00000052946] [ENSMUST00000166018]
AlphaFold Q9ES03
Predicted Effect probably null
Transcript: ENSMUST00000052946
SMART Domains Protein: ENSMUSP00000052591
Gene: ENSMUSG00000031965

DomainStartEndE-ValueType
low complexity region 68 78 N/A INTRINSIC
low complexity region 81 95 N/A INTRINSIC
TBOX 98 292 1.08e-122 SMART
low complexity region 339 353 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000166018
SMART Domains Protein: ENSMUSP00000126318
Gene: ENSMUSG00000031965

DomainStartEndE-ValueType
low complexity region 68 78 N/A INTRINSIC
low complexity region 81 95 N/A INTRINSIC
TBOX 98 292 1.08e-122 SMART
Predicted Effect probably null
Transcript: ENSMUST00000215802
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.9%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a T-box family member. The T-box family members share a common DNA binding domain, termed the T-box, and they are transcription factors involved in the regulation of developmental processes. This gene is essential for heart development. Mutations in this gene are associated with diverse cardiac pathologies, including defects in septation, valvulogenesis and cardiomyopathy. Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Oct 2009]
PHENOTYPE: Homozygous null mice display embryonic lethality, impaired cardiac looping, a small hourglass shaped heart, and decreased cardiomyocyte proliferation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 77 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4931429L15Rik C T 9: 46,221,611 (GRCm39) W11* probably null Het
A2ml1 A G 6: 128,546,927 (GRCm39) S401P probably damaging Het
Adamtsl1 T A 4: 86,195,358 (GRCm39) Y592N probably benign Het
Adh6b C T 3: 138,058,546 (GRCm39) T76I probably damaging Het
Aebp2 C A 6: 140,623,137 (GRCm39) P503Q probably benign Het
Ankrd2 A G 19: 42,028,839 (GRCm39) D134G Het
Atf7ip T C 6: 136,538,239 (GRCm39) S491P probably damaging Het
Atp1a3 T C 7: 24,680,991 (GRCm39) D832G probably benign Het
Atrnl1 G A 19: 57,643,278 (GRCm39) V389I probably benign Het
Bahcc1 T C 11: 120,178,589 (GRCm39) S2383P probably damaging Het
Brd9 A G 13: 74,092,886 (GRCm39) D292G possibly damaging Het
Cacna1e G T 1: 154,348,419 (GRCm39) Q781K probably benign Het
Ccdc9 T C 7: 16,018,491 (GRCm39) probably benign Het
Cdc42ep4 C G 11: 113,619,366 (GRCm39) E342Q probably damaging Het
Celf3 C T 3: 94,387,590 (GRCm39) T54M probably damaging Het
Cenpn T C 8: 117,664,008 (GRCm39) Y267H probably damaging Het
Chrnb4 T C 9: 54,942,339 (GRCm39) T312A probably benign Het
Clcn3 T A 8: 61,382,521 (GRCm39) T383S probably damaging Het
Cln3 T C 7: 126,174,242 (GRCm39) Q327R probably damaging Het
Cnep1r1 T C 8: 88,851,761 (GRCm39) L50P probably damaging Het
Cnot6 T C 11: 49,566,144 (GRCm39) N512S probably benign Het
Col7a1 T A 9: 108,811,533 (GRCm39) probably null Het
Cryba4 C T 5: 112,398,969 (GRCm39) R25Q probably damaging Het
Dnah5 A G 15: 28,290,389 (GRCm39) I1260V probably null Het
Dock2 G T 11: 34,611,778 (GRCm39) T195K probably benign Het
Dpp9 A T 17: 56,497,012 (GRCm39) I740N possibly damaging Het
Fbxl21 A T 13: 56,674,741 (GRCm39) N31Y probably benign Het
Frat1 G A 19: 41,818,959 (GRCm39) R118Q possibly damaging Het
Gna11 A G 10: 81,367,208 (GRCm39) F228S Het
Golgb1 A T 16: 36,736,155 (GRCm39) M1842L probably benign Het
Got1 A T 19: 43,491,469 (GRCm39) M327K probably damaging Het
H4c9 A G 13: 22,225,414 (GRCm39) I27T probably damaging Het
Hexa T A 9: 59,470,582 (GRCm39) L468Q probably damaging Het
Ift57 G A 16: 49,526,491 (GRCm39) V178I probably benign Het
Kbtbd13 T C 9: 65,298,757 (GRCm39) T60A probably benign Het
Klk1b5 A G 7: 43,496,649 (GRCm39) T194A probably damaging Het
Krtap16-3 C A 16: 88,759,666 (GRCm39) G16C unknown Het
Lamb3 T C 1: 193,014,757 (GRCm39) S639P probably benign Het
Mapt C A 11: 104,189,528 (GRCm39) P182Q probably benign Het
Mcf2l A G 8: 13,023,071 (GRCm39) T86A probably damaging Het
Mecom G T 3: 30,041,220 (GRCm39) H125N probably benign Het
Med18 T C 4: 132,187,247 (GRCm39) H84R probably benign Het
Muc2 A G 7: 141,307,439 (GRCm39) Y798C Het
Mycbp T C 4: 123,799,060 (GRCm39) Y17H probably damaging Het
Nacad C T 11: 6,551,272 (GRCm39) V640M possibly damaging Het
Ncoa1 C T 12: 4,320,794 (GRCm39) V1092I probably damaging Het
Nomo1 A G 7: 45,715,642 (GRCm39) E696G probably damaging Het
Notch4 G A 17: 34,794,444 (GRCm39) C741Y probably damaging Het
Or10g7 A G 9: 39,905,978 (GRCm39) N291D probably damaging Het
Or6d12 C T 6: 116,493,697 (GRCm39) Q320* probably null Het
Osbpl10 C A 9: 115,036,692 (GRCm39) H229Q probably damaging Het
Pif1 A T 9: 65,496,993 (GRCm39) probably null Het
Plk2 T G 13: 110,533,122 (GRCm39) probably null Het
Ppp1r42 T C 1: 10,065,408 (GRCm39) H172R probably benign Het
Ring1 A G 17: 34,240,688 (GRCm39) I363T possibly damaging Het
Rnf168 T G 16: 32,117,863 (GRCm39) Y475D probably damaging Het
Sbf2 T A 7: 109,913,260 (GRCm39) K1671N probably benign Het
Sema6d A G 2: 124,496,109 (GRCm39) N51S probably damaging Het
Setx C A 2: 29,036,505 (GRCm39) Q997K possibly damaging Het
Skint5 T G 4: 113,425,162 (GRCm39) Q1088P unknown Het
Slc22a27 T C 19: 7,843,119 (GRCm39) D528G probably damaging Het
Slc6a7 T A 18: 61,140,514 (GRCm39) K173* probably null Het
Smc2 T C 4: 52,457,379 (GRCm39) F380L probably benign Het
Spata31d1a T C 13: 59,849,798 (GRCm39) M777V probably benign Het
Stkld1 A T 2: 26,837,307 (GRCm39) N319I possibly damaging Het
Tanc2 T C 11: 105,799,857 (GRCm39) V93A Het
Trbv20 G A 6: 41,165,715 (GRCm39) V47I probably benign Het
Trip4 A T 9: 65,782,155 (GRCm39) C192* probably null Het
Tsbp1 A T 17: 34,656,691 (GRCm39) I103F unknown Het
Tulp2 A G 7: 45,168,005 (GRCm39) probably null Het
Ush2a C A 1: 188,689,690 (GRCm39) P5084Q probably benign Het
Virma T C 4: 11,518,927 (GRCm39) Y675H probably damaging Het
Vmn2r102 T A 17: 19,898,093 (GRCm39) N369K probably benign Het
Vmn2r59 A T 7: 41,695,233 (GRCm39) M393K probably damaging Het
Vmn2r69 GAAAA GAAAAA 7: 85,060,768 (GRCm39) probably null Het
Xpot A G 10: 121,449,411 (GRCm39) S30P probably benign Het
Zfp947 T C 17: 22,364,597 (GRCm39) Y359C probably benign Het
Other mutations in Tbx20
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00332:Tbx20 APN 9 24,670,044 (GRCm39) missense probably damaging 1.00
IGL00572:Tbx20 APN 9 24,636,984 (GRCm39) missense probably benign
IGL01016:Tbx20 APN 9 24,661,617 (GRCm39) missense probably damaging 1.00
IGL01317:Tbx20 APN 9 24,681,051 (GRCm39) missense probably damaging 1.00
IGL02643:Tbx20 APN 9 24,685,009 (GRCm39) unclassified probably benign
IGL02690:Tbx20 APN 9 24,685,033 (GRCm39) missense probably benign 0.27
BB006:Tbx20 UTSW 9 24,637,059 (GRCm39) missense possibly damaging 0.86
BB016:Tbx20 UTSW 9 24,637,059 (GRCm39) missense possibly damaging 0.86
R0853:Tbx20 UTSW 9 24,636,908 (GRCm39) missense probably benign 0.05
R0855:Tbx20 UTSW 9 24,636,908 (GRCm39) missense probably benign 0.05
R0856:Tbx20 UTSW 9 24,636,908 (GRCm39) missense probably benign 0.05
R1781:Tbx20 UTSW 9 24,636,795 (GRCm39) missense probably benign 0.00
R1840:Tbx20 UTSW 9 24,636,972 (GRCm39) missense probably benign 0.22
R1981:Tbx20 UTSW 9 24,682,209 (GRCm39) missense possibly damaging 0.85
R2063:Tbx20 UTSW 9 24,681,067 (GRCm39) nonsense probably null
R2357:Tbx20 UTSW 9 24,681,072 (GRCm39) missense possibly damaging 0.56
R4166:Tbx20 UTSW 9 24,681,040 (GRCm39) missense probably damaging 1.00
R4790:Tbx20 UTSW 9 24,637,010 (GRCm39) missense probably benign 0.34
R4904:Tbx20 UTSW 9 24,670,129 (GRCm39) missense probably damaging 0.98
R5436:Tbx20 UTSW 9 24,681,016 (GRCm39) missense probably damaging 1.00
R5799:Tbx20 UTSW 9 24,636,816 (GRCm39) nonsense probably null
R5898:Tbx20 UTSW 9 24,670,155 (GRCm39) missense probably damaging 1.00
R6914:Tbx20 UTSW 9 24,636,779 (GRCm39) missense probably benign 0.19
R6962:Tbx20 UTSW 9 24,681,036 (GRCm39) missense probably damaging 1.00
R7731:Tbx20 UTSW 9 24,681,993 (GRCm39) missense probably damaging 1.00
R7741:Tbx20 UTSW 9 24,651,581 (GRCm39) splice site probably null
R7832:Tbx20 UTSW 9 24,685,108 (GRCm39) missense probably damaging 1.00
R7929:Tbx20 UTSW 9 24,637,059 (GRCm39) missense possibly damaging 0.86
R7982:Tbx20 UTSW 9 24,685,220 (GRCm39) unclassified probably benign
R8110:Tbx20 UTSW 9 24,636,821 (GRCm39) missense probably damaging 1.00
R8974:Tbx20 UTSW 9 24,681,082 (GRCm39) missense probably damaging 1.00
R9058:Tbx20 UTSW 9 24,681,019 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AGGACCCAGTATCTAATCATGGC -3'
(R):5'- GGCTTTGGGGAATTAACAGACC -3'

Sequencing Primer
(F):5'- TAAACCTCTTTGCTTCGAAATCAAGC -3'
(R):5'- GCTTTGGGGAATTAACAGACCATTTC -3'
Posted On 2019-10-18