Incidental Mutation 'R8007:Fasn'
ID 616699
Institutional Source Beutler Lab
Gene Symbol Fasn
Ensembl Gene ENSMUSG00000025153
Gene Name fatty acid synthase
Synonyms A630082H08Rik, FAS
MMRRC Submission 046047-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8007 (G1)
Quality Score 225.009
Status Validated
Chromosome 11
Chromosomal Location 120696672-120715373 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 120700353 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 2159 (I2159T)
Ref Sequence ENSEMBL: ENSMUSP00000052872 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000055655] [ENSMUST00000206589]
AlphaFold P19096
Predicted Effect probably benign
Transcript: ENSMUST00000055655
AA Change: I2159T

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000052872
Gene: ENSMUSG00000025153
AA Change: I2159T

DomainStartEndE-ValueType
Pfam:ketoacyl-synt 1 239 6.8e-73 PFAM
Pfam:Ketoacyl-synt_C 243 360 3.7e-38 PFAM
Pfam:KAsynt_C_assoc 362 474 8.2e-46 PFAM
Pfam:Acyl_transf_1 493 810 9.5e-115 PFAM
Pfam:PS-DH 853 1169 9.9e-24 PFAM
low complexity region 1175 1204 N/A INTRINSIC
Pfam:Methyltransf_12 1238 1337 2e-9 PFAM
PKS_ER 1532 1847 1.44e-147 SMART
PKS_KR 1878 2059 2.33e-42 SMART
Pfam:PP-binding 2119 2185 1.1e-10 PFAM
Pfam:Thioesterase 2235 2494 1.6e-62 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000206589
AA Change: I2157T

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.4%
Validation Efficiency 100% (62/62)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The enzyme encoded by this gene is a multifunctional protein. Its main function is to catalyze the synthesis of palmitate from acetyl-CoA and malonyl-CoA, in the presence of NADPH, into long-chain saturated fatty acids. In some cancer cell lines, this protein has been found to be fused with estrogen receptor-alpha (ER-alpha), in which the N-terminus of FAS is fused in-frame with the C-terminus of ER-alpha. [provided by RefSeq, Jul 2008]
PHENOTYPE: Targeted mutation of this locus has implicated its product in embryogenesis as all homozygotes and most heterozygotes die prior to birth. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A2m T A 6: 121,647,845 (GRCm39) probably benign Het
A430033K04Rik T C 5: 138,644,901 (GRCm39) I262T probably benign Het
Acacb A G 5: 114,356,935 (GRCm39) R1289G probably damaging Het
Adgre4 A T 17: 56,121,233 (GRCm39) H433L probably damaging Het
Adgrv1 A G 13: 81,431,585 (GRCm39) F5948L probably benign Het
Adtrp A T 13: 41,969,707 (GRCm39) D97E probably damaging Het
Anapc5 T C 5: 122,929,963 (GRCm39) T543A probably benign Het
Ank2 G C 3: 126,730,096 (GRCm39) probably benign Het
Cacna2d4 C T 6: 119,289,405 (GRCm39) A813V probably benign Het
Cc2d2a T A 5: 43,863,442 (GRCm39) Y684N possibly damaging Het
Cenpf G A 1: 189,379,144 (GRCm39) P35L Het
Chtf18 A G 17: 25,944,508 (GRCm39) F281L probably damaging Het
Clstn1 T C 4: 149,716,305 (GRCm39) V257A probably damaging Het
Cnmd A T 14: 79,875,406 (GRCm39) V338E probably damaging Het
Col6a3 A C 1: 90,705,179 (GRCm39) F2848V unknown Het
Corin T C 5: 72,473,446 (GRCm39) S888G probably damaging Het
Ctss A T 3: 95,457,465 (GRCm39) S309C probably null Het
Dmxl2 G A 9: 54,290,975 (GRCm39) Q2492* probably null Het
Exoc7 C T 11: 116,197,465 (GRCm39) R12Q possibly damaging Het
F12 A G 13: 55,566,265 (GRCm39) I509T probably damaging Het
F13b A G 1: 139,434,680 (GRCm39) K149E probably benign Het
Fgfr2 A T 7: 129,765,719 (GRCm39) Y831* probably null Het
Foxp1 A T 6: 98,918,595 (GRCm39) S514R unknown Het
Gm11569 A G 11: 99,689,688 (GRCm39) S4P unknown Het
Gria4 T C 9: 4,503,740 (GRCm39) probably benign Het
Hnrnpul2 T A 19: 8,798,179 (GRCm39) probably null Het
Ibtk A T 9: 85,572,770 (GRCm39) D1257E probably benign Het
Ip6k2 T C 9: 108,682,955 (GRCm39) V355A probably benign Het
Kcnd2 G A 6: 21,217,073 (GRCm39) R259H probably damaging Het
Kcnj2 A C 11: 110,963,884 (GRCm39) E425D probably benign Het
Ldlrad1 G A 4: 107,066,688 (GRCm39) A8T probably benign Het
Lgi2 C A 5: 52,723,375 (GRCm39) A25S probably benign Het
Lrp2 T C 2: 69,336,849 (GRCm39) T1308A probably benign Het
Ly6g2 A G 15: 75,088,552 (GRCm39) T7A probably benign Het
Matn2 A T 15: 34,426,315 (GRCm39) N609I probably benign Het
Mocs2 T A 13: 114,957,409 (GRCm39) S9T possibly damaging Het
Nebl T A 2: 17,375,300 (GRCm39) I102F Het
Nudt19 A G 7: 35,255,045 (GRCm39) V62A probably benign Het
Or10u4 T A 10: 129,801,744 (GRCm39) D269V possibly damaging Het
Or12k8 T A 2: 36,974,855 (GRCm39) R302W probably damaging Het
Or4a68 C T 2: 89,270,684 (GRCm39) Het
Or4k42 A T 2: 111,320,068 (GRCm39) V145E probably damaging Het
Pacrg A G 17: 11,058,919 (GRCm39) probably benign Het
Pappa2 A G 1: 158,609,874 (GRCm39) I1529T probably damaging Het
Pcdhga7 A T 18: 37,849,946 (GRCm39) H651L probably benign Het
Plch2 A G 4: 155,087,288 (GRCm39) L321P probably damaging Het
Ppargc1b A T 18: 61,443,565 (GRCm39) S549T possibly damaging Het
Rtel1 T A 2: 180,976,767 (GRCm39) N254K probably damaging Het
Rtl1 T C 12: 109,558,060 (GRCm39) N1260D possibly damaging Het
Samd7 T A 3: 30,812,531 (GRCm39) W324R probably damaging Het
Serpinb9e A G 13: 33,435,605 (GRCm39) I13V probably benign Het
Skint10 A G 4: 112,568,865 (GRCm39) L284S possibly damaging Het
Slc25a38 T A 9: 119,951,208 (GRCm39) I247K possibly damaging Het
Smarce1 G C 11: 99,115,876 (GRCm39) N48K possibly damaging Het
Stmn4 T G 14: 66,593,032 (GRCm39) probably benign Het
Stt3a G C 9: 36,653,065 (GRCm39) T539R probably damaging Het
Tab1 G A 15: 80,042,969 (GRCm39) V388I possibly damaging Het
Tcf12 G C 9: 71,841,905 (GRCm39) probably benign Het
Tcof1 G C 18: 60,962,123 (GRCm39) A702G possibly damaging Het
Trp53inp1 T C 4: 11,164,525 (GRCm39) F23S probably damaging Het
Vmn2r14 A T 5: 109,368,324 (GRCm39) L223M probably benign Het
Yae1d1 G A 13: 18,164,329 (GRCm39) S96L probably damaging Het
Zfp142 T C 1: 74,610,655 (GRCm39) I1047V probably benign Het
Other mutations in Fasn
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00468:Fasn APN 11 120,711,365 (GRCm39) missense probably damaging 1.00
IGL01014:Fasn APN 11 120,708,055 (GRCm39) missense probably damaging 0.99
IGL01131:Fasn APN 11 120,705,445 (GRCm39) missense probably benign 0.01
IGL01603:Fasn APN 11 120,706,891 (GRCm39) missense probably damaging 0.99
IGL01606:Fasn APN 11 120,699,849 (GRCm39) critical splice donor site probably null
IGL01897:Fasn APN 11 120,698,765 (GRCm39) missense probably damaging 1.00
IGL01899:Fasn APN 11 120,710,975 (GRCm39) splice site probably benign
IGL01987:Fasn APN 11 120,708,899 (GRCm39) missense probably damaging 1.00
IGL02103:Fasn APN 11 120,702,762 (GRCm39) missense probably damaging 1.00
IGL02212:Fasn APN 11 120,698,729 (GRCm39) missense probably damaging 1.00
IGL02294:Fasn APN 11 120,701,102 (GRCm39) missense probably damaging 0.98
IGL02336:Fasn APN 11 120,704,562 (GRCm39) missense possibly damaging 0.48
IGL02417:Fasn APN 11 120,711,166 (GRCm39) missense probably damaging 1.00
IGL02452:Fasn APN 11 120,699,006 (GRCm39) missense probably benign 0.00
IGL02559:Fasn APN 11 120,699,892 (GRCm39) missense possibly damaging 0.51
IGL02724:Fasn APN 11 120,700,659 (GRCm39) missense probably benign 0.41
IGL02862:Fasn APN 11 120,709,805 (GRCm39) missense possibly damaging 0.89
IGL02947:Fasn APN 11 120,706,502 (GRCm39) missense probably damaging 0.99
IGL03025:Fasn APN 11 120,708,974 (GRCm39) missense probably benign 0.01
IGL03131:Fasn APN 11 120,701,550 (GRCm39) missense possibly damaging 0.93
IGL03157:Fasn APN 11 120,698,735 (GRCm39) missense probably benign 0.12
IGL03182:Fasn APN 11 120,703,552 (GRCm39) missense probably damaging 1.00
IGL03370:Fasn APN 11 120,703,621 (GRCm39) missense possibly damaging 0.95
BB007:Fasn UTSW 11 120,700,061 (GRCm39) missense probably benign
BB017:Fasn UTSW 11 120,700,061 (GRCm39) missense probably benign
R0019:Fasn UTSW 11 120,698,824 (GRCm39) splice site probably benign
R0019:Fasn UTSW 11 120,698,824 (GRCm39) splice site probably benign
R0243:Fasn UTSW 11 120,706,141 (GRCm39) missense probably benign 0.00
R0304:Fasn UTSW 11 120,710,762 (GRCm39) missense possibly damaging 0.85
R0389:Fasn UTSW 11 120,707,008 (GRCm39) missense probably damaging 1.00
R0449:Fasn UTSW 11 120,701,894 (GRCm39) missense probably benign
R0626:Fasn UTSW 11 120,702,751 (GRCm39) missense probably damaging 0.99
R1037:Fasn UTSW 11 120,700,277 (GRCm39) missense probably benign
R1061:Fasn UTSW 11 120,713,008 (GRCm39) splice site probably null
R1109:Fasn UTSW 11 120,703,150 (GRCm39) missense possibly damaging 0.77
R1467:Fasn UTSW 11 120,701,866 (GRCm39) missense probably benign 0.07
R1467:Fasn UTSW 11 120,701,866 (GRCm39) missense probably benign 0.07
R1498:Fasn UTSW 11 120,706,245 (GRCm39) missense probably damaging 0.98
R1552:Fasn UTSW 11 120,709,384 (GRCm39) missense probably damaging 1.00
R1568:Fasn UTSW 11 120,704,075 (GRCm39) missense possibly damaging 0.78
R1624:Fasn UTSW 11 120,703,937 (GRCm39) missense probably damaging 1.00
R1774:Fasn UTSW 11 120,707,997 (GRCm39) missense probably damaging 1.00
R1826:Fasn UTSW 11 120,699,325 (GRCm39) splice site probably benign
R1846:Fasn UTSW 11 120,704,133 (GRCm39) missense probably benign 0.00
R2298:Fasn UTSW 11 120,704,642 (GRCm39) missense possibly damaging 0.78
R2513:Fasn UTSW 11 120,705,574 (GRCm39) missense probably damaging 1.00
R3001:Fasn UTSW 11 120,700,671 (GRCm39) missense probably benign
R3002:Fasn UTSW 11 120,700,671 (GRCm39) missense probably benign
R3154:Fasn UTSW 11 120,698,765 (GRCm39) missense probably damaging 1.00
R3434:Fasn UTSW 11 120,713,599 (GRCm39) missense probably damaging 0.99
R4794:Fasn UTSW 11 120,702,121 (GRCm39) missense probably benign 0.36
R4840:Fasn UTSW 11 120,703,885 (GRCm39) missense possibly damaging 0.83
R4863:Fasn UTSW 11 120,699,654 (GRCm39) missense probably damaging 1.00
R4876:Fasn UTSW 11 120,703,138 (GRCm39) missense probably damaging 1.00
R4914:Fasn UTSW 11 120,707,472 (GRCm39) missense probably benign 0.39
R4915:Fasn UTSW 11 120,707,472 (GRCm39) missense probably benign 0.39
R4916:Fasn UTSW 11 120,707,472 (GRCm39) missense probably benign 0.39
R4918:Fasn UTSW 11 120,707,472 (GRCm39) missense probably benign 0.39
R4936:Fasn UTSW 11 120,706,911 (GRCm39) missense probably damaging 1.00
R5025:Fasn UTSW 11 120,702,734 (GRCm39) missense probably benign 0.00
R5092:Fasn UTSW 11 120,705,862 (GRCm39) missense probably benign 0.00
R5120:Fasn UTSW 11 120,702,217 (GRCm39) missense probably benign 0.22
R5175:Fasn UTSW 11 120,707,195 (GRCm39) missense probably benign 0.14
R5183:Fasn UTSW 11 120,699,708 (GRCm39) missense probably benign 0.44
R5506:Fasn UTSW 11 120,700,336 (GRCm39) missense probably benign 0.26
R5557:Fasn UTSW 11 120,703,252 (GRCm39) missense probably benign 0.10
R5614:Fasn UTSW 11 120,704,154 (GRCm39) missense probably benign
R5728:Fasn UTSW 11 120,704,339 (GRCm39) missense probably benign 0.06
R5838:Fasn UTSW 11 120,706,950 (GRCm39) missense probably damaging 0.98
R5959:Fasn UTSW 11 120,699,390 (GRCm39) missense probably damaging 0.99
R6029:Fasn UTSW 11 120,711,735 (GRCm39) missense probably damaging 1.00
R6134:Fasn UTSW 11 120,713,012 (GRCm39) missense probably benign 0.05
R6335:Fasn UTSW 11 120,706,185 (GRCm39) missense probably damaging 0.96
R6452:Fasn UTSW 11 120,706,237 (GRCm39) missense probably damaging 1.00
R6627:Fasn UTSW 11 120,709,753 (GRCm39) missense probably benign 0.10
R6742:Fasn UTSW 11 120,701,279 (GRCm39) missense probably damaging 0.96
R6767:Fasn UTSW 11 120,708,313 (GRCm39) missense possibly damaging 0.62
R6927:Fasn UTSW 11 120,699,115 (GRCm39) missense probably benign 0.03
R6976:Fasn UTSW 11 120,710,693 (GRCm39) missense probably damaging 1.00
R7092:Fasn UTSW 11 120,710,946 (GRCm39) missense possibly damaging 0.56
R7157:Fasn UTSW 11 120,701,291 (GRCm39) nonsense probably null
R7373:Fasn UTSW 11 120,704,802 (GRCm39) missense possibly damaging 0.81
R7575:Fasn UTSW 11 120,703,513 (GRCm39) missense possibly damaging 0.93
R7652:Fasn UTSW 11 120,707,154 (GRCm39) missense probably damaging 0.97
R7670:Fasn UTSW 11 120,704,245 (GRCm39) missense probably damaging 1.00
R7806:Fasn UTSW 11 120,700,821 (GRCm39) missense probably benign 0.00
R7930:Fasn UTSW 11 120,700,061 (GRCm39) missense probably benign
R8012:Fasn UTSW 11 120,702,428 (GRCm39) missense probably damaging 1.00
R8185:Fasn UTSW 11 120,702,969 (GRCm39) missense probably benign 0.42
R8557:Fasn UTSW 11 120,706,610 (GRCm39) missense probably benign 0.23
R8711:Fasn UTSW 11 120,709,944 (GRCm39) missense possibly damaging 0.93
R8772:Fasn UTSW 11 120,711,362 (GRCm39) missense probably benign
R8856:Fasn UTSW 11 120,708,979 (GRCm39) missense possibly damaging 0.58
R8875:Fasn UTSW 11 120,703,224 (GRCm39) missense possibly damaging 0.83
R9071:Fasn UTSW 11 120,708,324 (GRCm39) missense probably damaging 1.00
R9153:Fasn UTSW 11 120,706,496 (GRCm39) missense possibly damaging 0.83
R9238:Fasn UTSW 11 120,705,871 (GRCm39) missense probably benign
R9249:Fasn UTSW 11 120,703,915 (GRCm39) missense probably benign
R9345:Fasn UTSW 11 120,706,735 (GRCm39) missense probably benign 0.22
X0067:Fasn UTSW 11 120,707,129 (GRCm39) critical splice donor site probably null
Z1177:Fasn UTSW 11 120,706,297 (GRCm39) critical splice acceptor site probably null
Predicted Primers PCR Primer
(F):5'- GTGAGGACATGCACACAGAC -3'
(R):5'- GTCAGTAATGCTGGAGAGCC -3'

Sequencing Primer
(F):5'- GCCCCAGTGCTCTTTGTAAAAGG -3'
(R):5'- CTGGAGAGCCACAGCATGTAC -3'
Posted On 2020-01-23