Incidental Mutation 'R4935:Tbxas1'
ID 380299
Institutional Source Beutler Lab
Gene Symbol Tbxas1
Ensembl Gene ENSMUSG00000029925
Gene Name thromboxane A synthase 1, platelet
Synonyms TXS, CYP5, TXAS, CYP5A1
MMRRC Submission 042535-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.064) question?
Stock # R4935 (G1)
Quality Score 225
Status Not validated
Chromosome 6
Chromosomal Location 38852338-39061519 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 38999981 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Isoleucine at position 256 (N256I)
Ref Sequence ENSEMBL: ENSMUSP00000003017 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000003017]
AlphaFold P36423
Predicted Effect probably benign
Transcript: ENSMUST00000003017
AA Change: N256I

PolyPhen 2 Score 0.021 (Sensitivity: 0.95; Specificity: 0.80)
SMART Domains Protein: ENSMUSP00000003017
Gene: ENSMUSG00000029925
AA Change: N256I

DomainStartEndE-ValueType
low complexity region 16 28 N/A INTRINSIC
Pfam:p450 44 530 1.5e-95 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000159226
Predicted Effect noncoding transcript
Transcript: ENSMUST00000161360
Predicted Effect noncoding transcript
Transcript: ENSMUST00000161781
Coding Region Coverage
  • 1x: 98.9%
  • 3x: 97.9%
  • 10x: 94.8%
  • 20x: 86.9%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the cytochrome P450 superfamily of enzymes. The cytochrome P450 proteins are monooxygenases which catalyze many reactions involved in drug metabolism and synthesis of cholesterol, steroids and other lipids. However, this protein is considered a member of the cytochrome P450 superfamily on the basis of sequence similarity rather than functional similarity. This endoplasmic reticulum membrane protein catalyzes the conversion of prostglandin H2 to thromboxane A2, a potent vasoconstrictor and inducer of platelet aggregation. The enzyme plays a role in several pathophysiological processes including hemostasis, cardiovascular disease, and stroke. Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Aug 2008]
PHENOTYPE: Homozygous null mice display increased bleeding time and decreased platelet response to arachidonic acid. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A730071L15Rik A G 11: 6,150,442 (GRCm39) *138W probably null Het
Abcb1a T A 5: 8,787,773 (GRCm39) probably null Het
Acp6 T C 3: 97,079,060 (GRCm39) probably null Het
Adcyap1 A T 17: 93,511,541 (GRCm39) I172L probably benign Het
Adgrf1 A C 17: 43,606,130 (GRCm39) I85L probably benign Het
Afdn A T 17: 14,111,228 (GRCm39) T1604S probably benign Het
Angpt2 T C 8: 18,742,131 (GRCm39) Y475C probably damaging Het
Ank2 A G 3: 126,749,713 (GRCm39) S439P probably damaging Het
Ank3 T A 10: 69,812,033 (GRCm39) N366K probably damaging Het
Ankrd11 A G 8: 123,626,922 (GRCm39) S87P probably benign Het
Ano7 T A 1: 93,323,036 (GRCm39) S459T possibly damaging Het
Asxl3 G A 18: 22,656,369 (GRCm39) V1460M probably benign Het
Atg16l1 A C 1: 87,694,764 (GRCm39) N147T possibly damaging Het
Atp10a T C 7: 58,463,512 (GRCm39) V1015A probably damaging Het
Atxn7 T A 14: 14,100,401 (GRCm38) S696T probably benign Het
Babam1 C T 8: 71,852,446 (GRCm39) T184I probably benign Het
Blk A G 14: 63,618,711 (GRCm39) S175P possibly damaging Het
Col5a1 T A 2: 27,914,754 (GRCm39) F123L probably damaging Het
Csmd3 T C 15: 48,024,480 (GRCm39) Y496C probably damaging Het
Dnah3 A T 7: 119,615,700 (GRCm39) Y1676* probably null Het
Fdxacb1 T A 9: 50,683,243 (GRCm39) M402K probably benign Het
Frmd5 A G 2: 121,393,405 (GRCm39) V141A possibly damaging Het
Gapvd1 G A 2: 34,594,504 (GRCm39) R685* probably null Het
Grik2 A G 10: 49,116,826 (GRCm39) L645P probably damaging Het
H2aj T A 6: 136,785,681 (GRCm39) V115E possibly damaging Het
Hrh3 T C 2: 179,743,061 (GRCm39) Y189C probably damaging Het
Kcnc2 A G 10: 112,108,133 (GRCm39) T175A probably benign Het
Kcnv2 A G 19: 27,300,332 (GRCm39) Y61C probably damaging Het
Kif24 T C 4: 41,394,939 (GRCm39) R645G probably damaging Het
Knl1 A G 2: 118,899,438 (GRCm39) I380V possibly damaging Het
Lamb2 A G 9: 108,364,700 (GRCm39) I1151M possibly damaging Het
Leo1 A G 9: 75,353,159 (GRCm39) D234G probably benign Het
Lrp1b T G 2: 41,388,405 (GRCm39) N407H probably benign Het
Matn2 T C 15: 34,428,831 (GRCm39) S732P probably damaging Het
Mrps30 A T 13: 118,523,431 (GRCm39) F114I possibly damaging Het
Or1l8 T C 2: 36,817,713 (GRCm39) N138D probably benign Het
Or4f17-ps1 G A 2: 111,357,793 (GRCm39) V45I probably damaging Het
Or5b123 T C 19: 13,597,066 (GRCm39) I180T probably benign Het
Oxr1 T C 15: 41,676,980 (GRCm39) V179A probably benign Het
Plaur A T 7: 24,166,141 (GRCm39) S71C possibly damaging Het
Plbd2 T C 5: 120,624,786 (GRCm39) N461D possibly damaging Het
Plcb2 T A 2: 118,549,396 (GRCm39) Y322F probably damaging Het
Prkab2 T C 3: 97,569,671 (GRCm39) V79A probably damaging Het
Ptpn3 A T 4: 57,197,568 (GRCm39) C774S probably damaging Het
Ring1 A C 17: 34,242,016 (GRCm39) L131R probably benign Het
Rxfp2 G A 5: 149,975,097 (GRCm39) probably null Het
Selenbp1 A T 3: 94,845,269 (GRCm39) I122F probably benign Het
Septin7 A G 9: 25,217,468 (GRCm39) H394R probably benign Het
Slc1a7 G A 4: 107,864,758 (GRCm39) V266I probably damaging Het
Slc2a10 A G 2: 165,359,578 (GRCm39) T481A probably benign Het
Spmap2l T C 5: 77,185,200 (GRCm39) probably null Het
Tapbp A G 17: 34,144,596 (GRCm39) M231V probably benign Het
Uimc1 A G 13: 55,240,998 (GRCm39) I30T probably damaging Het
Usp48 C A 4: 137,377,669 (GRCm39) N231K probably benign Het
Zfhx3 T G 8: 109,674,482 (GRCm39) V1844G possibly damaging Het
Znrf3 A T 11: 5,233,422 (GRCm39) C212S probably damaging Het
Other mutations in Tbxas1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01080:Tbxas1 APN 6 38,998,115 (GRCm39) missense probably damaging 0.97
IGL01319:Tbxas1 APN 6 38,994,907 (GRCm39) missense probably benign 0.09
IGL01633:Tbxas1 APN 6 38,959,125 (GRCm39) missense probably benign 0.00
IGL01712:Tbxas1 APN 6 39,057,994 (GRCm39) missense probably benign 0.00
IGL01860:Tbxas1 APN 6 38,925,561 (GRCm39) missense probably damaging 1.00
IGL01964:Tbxas1 APN 6 39,060,748 (GRCm39) missense probably benign 0.00
IGL02036:Tbxas1 APN 6 38,998,091 (GRCm39) missense probably benign
IGL02335:Tbxas1 APN 6 39,000,014 (GRCm39) missense probably damaging 1.00
IGL02615:Tbxas1 APN 6 39,004,800 (GRCm39) missense probably damaging 1.00
R0245:Tbxas1 UTSW 6 39,004,702 (GRCm39) missense probably benign 0.00
R1677:Tbxas1 UTSW 6 38,994,822 (GRCm39) splice site probably benign
R1975:Tbxas1 UTSW 6 38,925,575 (GRCm39) splice site probably benign
R1977:Tbxas1 UTSW 6 38,925,575 (GRCm39) splice site probably benign
R2308:Tbxas1 UTSW 6 39,004,595 (GRCm39) missense probably benign 0.08
R4394:Tbxas1 UTSW 6 39,004,713 (GRCm39) missense probably benign 0.19
R4702:Tbxas1 UTSW 6 39,060,791 (GRCm39) critical splice donor site probably null
R4703:Tbxas1 UTSW 6 39,060,791 (GRCm39) critical splice donor site probably null
R4705:Tbxas1 UTSW 6 39,060,791 (GRCm39) critical splice donor site probably null
R5424:Tbxas1 UTSW 6 39,004,839 (GRCm39) missense possibly damaging 0.72
R5704:Tbxas1 UTSW 6 38,998,067 (GRCm39) missense probably benign 0.20
R6358:Tbxas1 UTSW 6 38,929,046 (GRCm39) intron probably benign
R6455:Tbxas1 UTSW 6 38,929,079 (GRCm39) intron probably benign
R6823:Tbxas1 UTSW 6 38,896,087 (GRCm39) start codon destroyed possibly damaging 0.94
R6868:Tbxas1 UTSW 6 39,061,240 (GRCm39) missense probably damaging 1.00
R6888:Tbxas1 UTSW 6 38,929,008 (GRCm39) intron probably benign
R7500:Tbxas1 UTSW 6 38,959,146 (GRCm39) nonsense probably null
R8026:Tbxas1 UTSW 6 39,004,830 (GRCm39) missense probably benign 0.12
R8351:Tbxas1 UTSW 6 39,004,850 (GRCm39) missense possibly damaging 0.67
R8729:Tbxas1 UTSW 6 38,978,272 (GRCm39) missense probably benign 0.33
R8837:Tbxas1 UTSW 6 39,048,364 (GRCm39) missense
R9161:Tbxas1 UTSW 6 38,999,989 (GRCm39) missense probably damaging 1.00
Z1177:Tbxas1 UTSW 6 38,998,038 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- ACTCTGAGAAGCGCCAAGTC -3'
(R):5'- GCTCTGGAAAGCTCAGAATGG -3'

Sequencing Primer
(F):5'- TCCCAAGTGGCTCTGATTCAAGG -3'
(R):5'- CTCTGGAAAGCTCAGAATGGGAGAC -3'
Posted On 2016-04-15