Incidental Mutation 'R8554:Sos1'
ID 660049
Institutional Source Beutler Lab
Gene Symbol Sos1
Ensembl Gene ENSMUSG00000024241
Gene Name SOS Ras/Rac guanine nucleotide exchange factor 1
Synonyms 4430401P03Rik
MMRRC Submission 068517-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8554 (G1)
Quality Score 225.009
Status Not validated
Chromosome 17
Chromosomal Location 80701181-80787882 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 80705842 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Lysine at position 1243 (T1243K)
Ref Sequence ENSEMBL: ENSMUSP00000067786 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000068714]
AlphaFold Q62245
PDB Structure CRK SH3 DOMAIN COMPLEXED WITH PEPTOID INHIBITOR [X-RAY DIFFRACTION]
SOLUTION NMR STRUCTURE OF THE GRB2 N-TERMINAL SH3 DOMAIN COMPLEXED WITH A TEN-RESIDUE PEPTIDE DERIVED FROM SOS DIRECT REFINEMENT AGAINST NOES, J-COUPLINGS, AND 1H AND 13C CHEMICAL SHIFTS, MINIMIZED AVERAGE STRUCTURE [SOLUTION NMR]
PLECKSTRIN HOMOLOGY DOMAIN OF SON OF SEVENLESS 1 (SOS1) WITH GLYCINE-SERINE ADDED TO THE N-TERMINUS, NMR, 20 STRUCTURES [SOLUTION NMR]
SOLUTION NMR STRUCTURE OF THE GRB2 N-TERMINAL SH3 DOMAIN COMPLEXED WITH A TEN-RESIDUE PEPTIDE DERIVED FROM SOS DIRECT REFINEMENT AGAINST NOES, J-COUPLINGS, AND 1H AND 13C CHEMICAL SHIFTS, 15 STRUCTURES [SOLUTION NMR]
SOLUTION NMR STRUCTURE OF THE GRB2 N-TERMINAL SH3 DOMAIN COMPLEXED WITH A TEN-RESIDUE PEPTIDE DERIVED FROM SOS DIRECT REFINEMENT AGAINST NOES, J-COUPLINGS, AND 1H AND 13C CHEMICAL SHIFTS, MINIMIZED AVERAGE STRUCTURE [SOLUTION NMR]
SOLUTION NMR STRUCTURE OF THE GRB2 N-TERMINAL SH3 DOMAIN COMPLEXED WITH A TEN-RESIDUE PEPTIDE DERIVED FROM SOS DIRECT REFINEMENT AGAINST NOES, J-COUPLINGS, AND 1H AND 13C CHEMICAL SHIFTS, 15 STRUCTURES [SOLUTION NMR]
Predicted Effect probably damaging
Transcript: ENSMUST00000068714
AA Change: T1243K

PolyPhen 2 Score 0.987 (Sensitivity: 0.73; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000067786
Gene: ENSMUSG00000024241
AA Change: T1243K

DomainStartEndE-ValueType
Pfam:Histone 40 169 6.8e-16 PFAM
RhoGEF 204 389 8.5e-35 SMART
PH 444 548 2.44e-17 SMART
RasGEFN 596 741 2.18e-56 SMART
RasGEF 776 1020 4.44e-102 SMART
low complexity region 1079 1093 N/A INTRINSIC
low complexity region 1116 1127 N/A INTRINSIC
low complexity region 1132 1154 N/A INTRINSIC
Blast:RasGEF 1155 1306 1e-51 BLAST
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 99.2%
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 is a guanine nucleotide exchange factor for RAS proteins, membrane proteins that bind guanine nucleotides and participate in signal transduction pathways. GTP binding activates and GTP hydrolysis inactivates RAS proteins. The product of this gene may regulate RAS proteins by facilitating the exchange of GTP for GDP. Mutations in this gene are associated with gingival fibromatosis 1 and Noonan syndrome type 4. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous null mutant embryos exhibit placental and cardiovascular defects resulting in death around mid-gestation. When heterozygous, these mutations enhance the eye defects of homozygous mutants of the epidermal growth factor receptor gene. [provided by MGI curators]
Allele List at MGI

All alleles(25) : Targeted, knock-out(2) Targeted, other(2) Gene trapped(21)

Other mutations in this stock
Total: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adtrp G A 13: 41,969,636 (GRCm39) T89I possibly damaging Het
Aopep T A 13: 63,444,711 (GRCm39) Y94N possibly damaging Het
Apc T C 18: 34,445,999 (GRCm39) V947A probably damaging Het
Apob A C 12: 8,037,830 (GRCm39) K334N probably damaging Het
Camk2d A T 3: 126,564,448 (GRCm39) Q119L possibly damaging Het
Ccdc60 A T 5: 116,328,171 (GRCm39) F98I probably damaging Het
Cd47 A G 16: 49,688,304 (GRCm39) T22A probably benign Het
Crat A G 2: 30,300,035 (GRCm39) V115A probably benign Het
Csmd3 T C 15: 47,507,538 (GRCm39) M2992V probably benign Het
Dsg4 T A 18: 20,586,100 (GRCm39) N263K probably damaging Het
Eln A C 5: 134,738,964 (GRCm39) probably benign Het
Ep300 A G 15: 81,523,228 (GRCm39) E1284G unknown Het
Fam193a T A 5: 34,633,115 (GRCm39) M122K probably benign Het
Fcgr1 A T 3: 96,199,788 (GRCm39) W40R probably damaging Het
Gm3486 T A 14: 41,209,119 (GRCm39) Q84L probably damaging Het
Golga2 G A 2: 32,183,357 (GRCm39) D80N probably damaging Het
Isg20 T C 7: 78,566,425 (GRCm39) Y125H probably benign Het
Kdf1 A G 4: 133,256,188 (GRCm39) I302V probably damaging Het
Kics2 T A 10: 121,575,960 (GRCm39) I27N probably benign Het
Krt33a T A 11: 99,903,209 (GRCm39) T278S possibly damaging Het
Lrp1b T A 2: 41,234,495 (GRCm39) Q1038L probably benign Het
Marchf6 G A 15: 31,482,976 (GRCm39) H476Y probably damaging Het
Myom1 A G 17: 71,343,448 (GRCm39) E215G possibly damaging Het
Or2aa1 A T 11: 59,480,312 (GRCm39) L201Q possibly damaging Het
Or2h15 T A 17: 38,441,489 (GRCm39) Q198L probably damaging Het
Or4c122 T C 2: 89,079,595 (GRCm39) T148A possibly damaging Het
Pate11 A G 9: 36,387,788 (GRCm39) I25V probably benign Het
Pdlim2 T A 14: 70,408,698 (GRCm39) T173S probably benign Het
Pitpnb T C 5: 111,494,372 (GRCm39) M74T probably benign Het
Pou2f2 C A 7: 24,814,981 (GRCm39) probably benign Het
Rab35 A C 5: 115,783,690 (GRCm39) probably null Het
Rasef A T 4: 73,645,844 (GRCm39) D508E probably benign Het
Rev3l T C 10: 39,682,838 (GRCm39) S319P probably benign Het
Rftn1 G T 17: 50,354,408 (GRCm39) A318D probably damaging Het
Rgl3 A G 9: 21,900,159 (GRCm39) S44P probably benign Het
Rnf214 C A 9: 45,778,797 (GRCm39) probably null Het
Rpsa T C 9: 119,958,317 (GRCm39) V76A possibly damaging Het
Rsf1 CGGCGGCGG CGGCGGCGGGGGCGGCGG 7: 97,229,130 (GRCm39) probably benign Het
Senp7 T C 16: 55,978,973 (GRCm39) V529A probably benign Het
Siglecg C T 7: 43,058,320 (GRCm39) S69L probably benign Het
Tent5a T C 9: 85,208,784 (GRCm39) D13G possibly damaging Het
Tlcd3a A G 11: 76,096,244 (GRCm39) H124R probably damaging Het
Tmc2 A G 2: 130,106,084 (GRCm39) T872A probably benign Het
Tnfrsf8 A C 4: 145,023,511 (GRCm39) C107W probably damaging Het
Tnn T C 1: 159,937,986 (GRCm39) Y913C probably damaging Het
Ttn T C 2: 76,568,376 (GRCm39) T19179A probably damaging Het
Usp42 T A 5: 143,706,137 (GRCm39) K294N probably damaging Het
Vmn1r123 T A 7: 20,896,971 (GRCm39) C288S probably benign Het
Vmn1r29 T A 6: 58,285,191 (GRCm39) *304K probably null Het
Vmn2r1 T C 3: 63,997,334 (GRCm39) I330T probably damaging Het
Vmn2r16 A G 5: 109,511,997 (GRCm39) I735V probably benign Het
Vmn2r65 T C 7: 84,595,960 (GRCm39) I241M probably benign Het
Other mutations in Sos1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00805:Sos1 APN 17 80,705,953 (GRCm39) missense possibly damaging 0.94
IGL00915:Sos1 APN 17 80,741,367 (GRCm39) missense probably benign 0.00
IGL00929:Sos1 APN 17 80,716,025 (GRCm39) missense probably damaging 1.00
IGL01073:Sos1 APN 17 80,730,176 (GRCm39) missense probably damaging 1.00
IGL01116:Sos1 APN 17 80,752,929 (GRCm39) missense probably damaging 1.00
IGL01533:Sos1 APN 17 80,722,511 (GRCm39) missense probably damaging 0.97
IGL01546:Sos1 APN 17 80,716,040 (GRCm39) missense probably damaging 1.00
IGL01583:Sos1 APN 17 80,741,329 (GRCm39) missense probably benign 0.11
IGL01628:Sos1 APN 17 80,730,106 (GRCm39) splice site probably benign
IGL01837:Sos1 APN 17 80,730,157 (GRCm39) missense probably damaging 1.00
IGL02170:Sos1 APN 17 80,705,719 (GRCm39) missense probably damaging 0.99
IGL02426:Sos1 APN 17 80,742,372 (GRCm39) missense possibly damaging 0.82
IGL02992:Sos1 APN 17 80,726,445 (GRCm39) missense probably benign 0.01
IGL03037:Sos1 APN 17 80,727,758 (GRCm39) missense probably damaging 0.98
1mM(1):Sos1 UTSW 17 80,762,486 (GRCm39) missense possibly damaging 0.46
BB007:Sos1 UTSW 17 80,714,267 (GRCm39) missense probably benign 0.00
BB017:Sos1 UTSW 17 80,714,267 (GRCm39) missense probably benign 0.00
PIT4354001:Sos1 UTSW 17 80,756,785 (GRCm39) missense possibly damaging 0.52
R0056:Sos1 UTSW 17 80,721,050 (GRCm39) missense probably damaging 1.00
R0348:Sos1 UTSW 17 80,715,740 (GRCm39) missense probably benign
R0373:Sos1 UTSW 17 80,761,192 (GRCm39) missense probably damaging 1.00
R0477:Sos1 UTSW 17 80,742,363 (GRCm39) missense possibly damaging 0.92
R0621:Sos1 UTSW 17 80,759,408 (GRCm39) critical splice donor site probably null
R0839:Sos1 UTSW 17 80,741,159 (GRCm39) missense probably damaging 1.00
R1174:Sos1 UTSW 17 80,753,037 (GRCm39) nonsense probably null
R1490:Sos1 UTSW 17 80,721,104 (GRCm39) missense probably benign 0.11
R1566:Sos1 UTSW 17 80,761,345 (GRCm39) missense probably damaging 0.99
R1635:Sos1 UTSW 17 80,730,108 (GRCm39) splice site probably null
R3412:Sos1 UTSW 17 80,714,146 (GRCm39) missense probably benign
R3770:Sos1 UTSW 17 80,705,737 (GRCm39) missense probably damaging 0.97
R3951:Sos1 UTSW 17 80,731,610 (GRCm39) missense probably damaging 1.00
R3964:Sos1 UTSW 17 80,762,608 (GRCm39) missense probably damaging 1.00
R3966:Sos1 UTSW 17 80,762,608 (GRCm39) missense probably damaging 1.00
R4086:Sos1 UTSW 17 80,756,781 (GRCm39) missense probably benign 0.06
R4087:Sos1 UTSW 17 80,756,781 (GRCm39) missense probably benign 0.06
R4089:Sos1 UTSW 17 80,756,781 (GRCm39) missense probably benign 0.06
R4194:Sos1 UTSW 17 80,706,013 (GRCm39) missense probably benign 0.02
R4468:Sos1 UTSW 17 80,761,240 (GRCm39) missense probably damaging 1.00
R4469:Sos1 UTSW 17 80,761,240 (GRCm39) missense probably damaging 1.00
R4597:Sos1 UTSW 17 80,741,255 (GRCm39) missense probably benign 0.05
R4773:Sos1 UTSW 17 80,705,660 (GRCm39) missense probably damaging 0.99
R4923:Sos1 UTSW 17 80,742,381 (GRCm39) missense probably benign 0.10
R5120:Sos1 UTSW 17 80,715,677 (GRCm39) missense probably damaging 0.98
R5478:Sos1 UTSW 17 80,741,276 (GRCm39) missense probably damaging 1.00
R5566:Sos1 UTSW 17 80,761,319 (GRCm39) missense possibly damaging 0.91
R5984:Sos1 UTSW 17 80,759,561 (GRCm39) missense possibly damaging 0.68
R6053:Sos1 UTSW 17 80,722,463 (GRCm39) missense possibly damaging 0.94
R6153:Sos1 UTSW 17 80,756,764 (GRCm39) missense probably benign 0.01
R6567:Sos1 UTSW 17 80,740,932 (GRCm39) missense probably damaging 1.00
R7392:Sos1 UTSW 17 80,731,629 (GRCm39) missense probably damaging 1.00
R7623:Sos1 UTSW 17 80,787,323 (GRCm39) missense probably benign 0.28
R7763:Sos1 UTSW 17 80,721,142 (GRCm39) missense probably benign
R7930:Sos1 UTSW 17 80,714,267 (GRCm39) missense probably benign 0.00
R8132:Sos1 UTSW 17 80,716,031 (GRCm39) missense probably damaging 1.00
R8236:Sos1 UTSW 17 80,715,712 (GRCm39) missense probably benign 0.41
R8322:Sos1 UTSW 17 80,715,728 (GRCm39) missense probably damaging 0.96
R8348:Sos1 UTSW 17 80,741,548 (GRCm39) missense probably benign 0.00
R8448:Sos1 UTSW 17 80,741,548 (GRCm39) missense probably benign 0.00
R8850:Sos1 UTSW 17 80,741,405 (GRCm39) missense probably damaging 1.00
R8966:Sos1 UTSW 17 80,705,879 (GRCm39) missense possibly damaging 0.87
R9051:Sos1 UTSW 17 80,715,723 (GRCm39) missense probably benign
R9355:Sos1 UTSW 17 80,722,479 (GRCm39) missense possibly damaging 0.71
R9378:Sos1 UTSW 17 80,761,239 (GRCm39) missense probably damaging 1.00
R9576:Sos1 UTSW 17 80,742,367 (GRCm39) missense probably benign 0.11
X0020:Sos1 UTSW 17 80,756,706 (GRCm39) missense probably damaging 1.00
Z1177:Sos1 UTSW 17 80,761,347 (GRCm39) missense probably benign 0.05
Predicted Primers PCR Primer
(F):5'- AGTGGTGGTCCATCTCTATGC -3'
(R):5'- AAGCCTATTCACCACGCTATTC -3'

Sequencing Primer
(F):5'- CCATCTCTATGCATGGATGGG -3'
(R):5'- GCTATTCAATATCAGATCGGACCTC -3'
Posted On 2021-01-18