Incidental Mutation 'R5698:Tm4sf20'
ID 501359
Institutional Source Beutler Lab
Gene Symbol Tm4sf20
Ensembl Gene ENSMUSG00000026149
Gene Name transmembrane 4 L six family member 20
Synonyms 1810018L02Rik
Accession Numbers
Essential gene? Probably non essential (E-score: 0.029) question?
Stock # R5698 (G1)
Quality Score 225
Status Not validated
Chromosome 1
Chromosomal Location 82734370-82746182 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 82745958 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Leucine at position 61 (M61L)
Ref Sequence ENSEMBL: ENSMUSP00000027331 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027331] [ENSMUST00000223838]
AlphaFold Q9CQY8
Predicted Effect probably benign
Transcript: ENSMUST00000027331
AA Change: M61L

PolyPhen 2 Score 0.041 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000027331
Gene: ENSMUSG00000026149
AA Change: M61L

DomainStartEndE-ValueType
Pfam:L6_membrane 2 220 8.1e-61 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000138787
Predicted Effect probably benign
Transcript: ENSMUST00000223838
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.4%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a member of the four-transmembrane L6 superfamily. Members of this family function in various cellular processes including cell proliferation, motility, and adhesion via their interactions with integrins. In human brain tissue, this gene is expressed at high levels in the parietal lobe, occipital lobe, hippocampus, pons, white matter, corpus callosum, and cerebellum. Knockout of the homologous gene in mouse results in a neurobehavioral phenotype with suggested enhanced motor coordination. A deletion mutation in the human gene is associated with specific language impairment-5. [provided by RefSeq, Jul 2016]
Allele List at MGI
Other mutations in this stock
Total: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930556J24Rik A G 11: 3,926,366 (GRCm39) K334E possibly damaging Het
Ache G A 5: 137,288,821 (GRCm39) V176M probably damaging Het
Acss3 T C 10: 106,784,605 (GRCm39) D539G probably damaging Het
Adam6b T A 12: 113,455,083 (GRCm39) D633E probably benign Het
Aldh16a1 G A 7: 44,803,831 (GRCm39) probably benign Het
Amigo2 G A 15: 97,143,607 (GRCm39) Q272* probably null Het
Aoc1l1 A G 6: 48,953,256 (GRCm39) T394A possibly damaging Het
Appbp2 A T 11: 85,100,925 (GRCm39) H171Q probably damaging Het
Arhgef18 A G 8: 3,489,499 (GRCm39) D277G probably damaging Het
Armc8 A G 9: 99,417,873 (GRCm39) V95A probably benign Het
Atp6v0a4 C T 6: 38,027,442 (GRCm39) probably null Het
Atp8a1 A T 5: 67,924,496 (GRCm39) N289K probably benign Het
Cand2 C T 6: 115,768,704 (GRCm39) L505F probably damaging Het
Ccnt2 A G 1: 127,730,965 (GRCm39) K614R probably benign Het
Col25a1 A G 3: 130,272,632 (GRCm39) probably null Het
Copa T A 1: 171,946,511 (GRCm39) L976* probably null Het
Ddx39b T C 17: 35,470,287 (GRCm39) V267A probably benign Het
Dpp4 T A 2: 62,164,655 (GRCm39) Q709L probably damaging Het
Eno4 A G 19: 58,956,904 (GRCm39) probably null Het
Exoc3 A G 13: 74,322,134 (GRCm39) L647P probably benign Het
Eya4 T C 10: 23,015,975 (GRCm39) S308G possibly damaging Het
Fbxo41 T C 6: 85,454,638 (GRCm39) T693A possibly damaging Het
Fcgbp A G 7: 27,791,447 (GRCm39) T903A possibly damaging Het
Fkbp10 G T 11: 100,314,352 (GRCm39) W384L probably damaging Het
Frem2 A G 3: 53,559,926 (GRCm39) I1527T possibly damaging Het
H13 T A 2: 152,530,875 (GRCm39) I220N probably damaging Het
Has2 T C 15: 56,531,312 (GRCm39) R468G probably damaging Het
Ighmbp2 A G 19: 3,324,538 (GRCm39) S243P probably damaging Het
Irs1 T C 1: 82,266,455 (GRCm39) H587R probably benign Het
Kcnk1 C T 8: 126,752,144 (GRCm39) T250M probably damaging Het
Kif9 T C 9: 110,339,532 (GRCm39) V458A probably benign Het
Krt14 T C 11: 100,096,451 (GRCm39) T208A probably benign Het
Mybpc3 C A 2: 90,955,194 (GRCm39) H349Q possibly damaging Het
Neurl3 T A 1: 36,305,587 (GRCm39) T207S possibly damaging Het
Nol9 T C 4: 152,135,031 (GRCm39) V388A probably damaging Het
Notch3 T C 17: 32,376,961 (GRCm39) N315D probably damaging Het
Oas1h G T 5: 121,009,045 (GRCm39) A252S probably damaging Het
Or13c7b C A 4: 43,821,183 (GRCm39) M59I probably damaging Het
Pcbp1 G A 6: 86,502,134 (GRCm39) T255M possibly damaging Het
Plec A G 15: 76,083,808 (GRCm39) V18A probably benign Het
Ppp1r17 A T 6: 56,003,529 (GRCm39) E114V probably damaging Het
Scamp5 A T 9: 57,352,716 (GRCm39) M151K possibly damaging Het
Sestd1 T C 2: 77,048,512 (GRCm39) Y135C possibly damaging Het
Slc22a21 T G 11: 53,842,175 (GRCm39) K534N probably benign Het
Slc25a12 T C 2: 71,112,917 (GRCm39) E448G probably damaging Het
Slco3a1 A G 7: 73,996,566 (GRCm39) L280P probably damaging Het
Sppl2b C A 10: 80,701,879 (GRCm39) probably null Het
Srd5a2 T C 17: 74,334,014 (GRCm39) E135G possibly damaging Het
Tfg A T 16: 56,521,467 (GRCm39) M183K probably damaging Het
Ticrr G A 7: 79,328,881 (GRCm39) M673I probably benign Het
Ttll8 A T 15: 88,823,209 (GRCm39) S85T possibly damaging Het
Uggt2 G A 14: 119,280,138 (GRCm39) S780F probably damaging Het
Uroc1 T C 6: 90,324,302 (GRCm39) L442P probably damaging Het
Zfp1005 C T 2: 150,111,394 (GRCm39) H695Y possibly damaging Het
Znrf3 A G 11: 5,239,006 (GRCm39) probably benign Het
Zswim2 C A 2: 83,755,527 (GRCm39) D125Y possibly damaging Het
Other mutations in Tm4sf20
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL03365:Tm4sf20 APN 1 82,745,948 (GRCm39) unclassified probably benign
R1993:Tm4sf20 UTSW 1 82,737,938 (GRCm39) missense probably benign 0.18
R4944:Tm4sf20 UTSW 1 82,746,084 (GRCm39) missense probably benign 0.00
R5731:Tm4sf20 UTSW 1 82,738,013 (GRCm39) missense probably benign 0.01
R9443:Tm4sf20 UTSW 1 82,746,090 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- GTATCATCCCACCTGTGAAGAAATG -3'
(R):5'- TGCTGTGAAGGGTGGACATC -3'

Sequencing Primer
(F):5'- TCCCACCTGTGAAGAAATGCTATAGG -3'
(R):5'- GACATCCTGCAATGGCTTCAG -3'
Posted On 2017-12-01