Incidental Mutation 'B5639:Or5k17'
ID 543
Institutional Source Beutler Lab
Gene Symbol Or5k17
Ensembl Gene ENSMUSG00000090951
Gene Name olfactory receptor family 5 subfamily K member 17
Synonyms Olfr181, MOR184-4, GA_x54KRFPKG5P-55145984-55145034
Accession Numbers
Essential gene? Probably non essential (E-score: 0.083) question?
Stock # B5639 of strain 3d
Quality Score
Status Validated
Chromosome 16
Chromosomal Location 58745920-58749007 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 58746889 bp (GRCm39)
Zygosity Homozygous
Amino Acid Change Isoleucine to Lysine at position 15 (I15K)
Ref Sequence ENSEMBL: ENSMUSP00000145877 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000075361] [ENSMUST00000205668] [ENSMUST00000205742] [ENSMUST00000205986] [ENSMUST00000206168]
AlphaFold Q8VGQ7
Predicted Effect probably benign
Transcript: ENSMUST00000075361
AA Change: I15K

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000074825
Gene: ENSMUSG00000090951
AA Change: I15K

DomainStartEndE-ValueType
Pfam:7tm_4 31 305 5.7e-52 PFAM
Pfam:7TM_GPCR_Srsx 35 308 6.1e-6 PFAM
Pfam:7tm_1 41 308 3.3e-19 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000205668
AA Change: I15K

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
Predicted Effect probably benign
Transcript: ENSMUST00000205742
AA Change: I15K

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
Predicted Effect probably benign
Transcript: ENSMUST00000205986
AA Change: I15K

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
Predicted Effect probably benign
Transcript: ENSMUST00000206168
Predicted Effect noncoding transcript
Transcript: ENSMUST00000214942
Meta Mutation Damage Score 0.1346 question?
Coding Region Coverage
  • 1x: 89.7%
  • 3x: 78.3%
Het Detection Efficiency 55.9%
Validation Efficiency 83% (206/248)
MGI Phenotype FUNCTION: Olfactory receptors interact with odorant molecules in the nose, to initiate a neuronal response that triggers the perception of a smell. The olfactory receptor proteins are members of a large family of G-protein-coupled receptors (GPCR) arising from single coding-exon genes. Olfactory receptors share a 7-transmembrane domain structure with many neurotransmitter and hormone receptors and are responsible for the recognition and G protein-mediated transduction of odorant signals. The olfactory receptor gene family is the largest in the genome. The nomenclature assigned to the olfactory receptor genes and proteins for this organism is independent of other organisms. [provided by RefSeq, Jul 2008]
Allele List at MGI

All alleles(1) : Gene trapped(1) 

Other mutations in this stock
Total: 15 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Dnmt1 G A 9: 20,819,264 (GRCm39) probably benign Het
Eno1 A G 4: 150,329,569 (GRCm39) probably benign Het
Ercc8 G A 13: 108,297,257 (GRCm39) G56R probably damaging Homo
Fam237b C T 5: 5,624,060 (GRCm39) probably benign Homo
Idh1 A G 1: 65,204,257 (GRCm39) probably null Homo
Incenp G A 19: 9,871,182 (GRCm39) T149I unknown Het
Or5d16 G A 2: 87,773,942 (GRCm39) S10F probably benign Het
Pdk2 T C 11: 94,923,324 (GRCm39) D100G possibly damaging Homo
Prss56 T C 1: 87,114,892 (GRCm39) L465P probably benign Homo
Slc10a3 G A X: 73,413,145 (GRCm39) P416L probably damaging Homo
Syne2 C A 12: 75,976,564 (GRCm39) T1243K probably benign Het
Vwf T C 6: 125,619,947 (GRCm39) Y1542H probably damaging Homo
Zc3h13 G A 14: 75,553,479 (GRCm39) R302Q probably damaging Het
Zfhx4 G T 3: 5,468,235 (GRCm39) G2798W probably damaging Homo
Zfp667 A G 7: 6,293,544 (GRCm39) T15A probably damaging Het
Other mutations in Or5k17
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01845:Or5k17 APN 16 58,746,929 (GRCm39) missense probably benign
IGL02477:Or5k17 APN 16 58,746,126 (GRCm39) missense probably benign 0.07
IGL02545:Or5k17 APN 16 58,746,833 (GRCm39) missense possibly damaging 0.88
IGL02690:Or5k17 APN 16 58,746,214 (GRCm39) missense possibly damaging 0.78
IGL02718:Or5k17 APN 16 58,746,459 (GRCm39) missense possibly damaging 0.57
IGL02945:Or5k17 APN 16 58,746,703 (GRCm39) missense probably damaging 1.00
IGL03349:Or5k17 APN 16 58,746,323 (GRCm39) missense probably benign 0.00
R0550:Or5k17 UTSW 16 58,746,748 (GRCm39) missense probably damaging 1.00
R0659:Or5k17 UTSW 16 58,746,772 (GRCm39) missense possibly damaging 0.94
R1433:Or5k17 UTSW 16 58,746,049 (GRCm39) missense probably benign
R1957:Or5k17 UTSW 16 58,746,530 (GRCm39) missense probably benign
R2155:Or5k17 UTSW 16 58,746,486 (GRCm39) missense probably benign 0.01
R2404:Or5k17 UTSW 16 58,745,998 (GRCm39) missense probably benign 0.01
R2568:Or5k17 UTSW 16 58,746,286 (GRCm39) missense probably benign 0.27
R4022:Or5k17 UTSW 16 58,746,483 (GRCm39) missense possibly damaging 0.94
R4592:Or5k17 UTSW 16 58,746,455 (GRCm39) missense probably benign 0.00
R4673:Or5k17 UTSW 16 58,746,053 (GRCm39) missense possibly damaging 0.61
R4880:Or5k17 UTSW 16 58,746,463 (GRCm39) missense probably damaging 0.98
R5109:Or5k17 UTSW 16 58,746,422 (GRCm39) missense probably benign 0.10
R5231:Or5k17 UTSW 16 58,746,077 (GRCm39) missense possibly damaging 0.94
R5291:Or5k17 UTSW 16 58,746,764 (GRCm39) missense possibly damaging 0.96
R5477:Or5k17 UTSW 16 58,746,393 (GRCm39) missense possibly damaging 0.61
R5524:Or5k17 UTSW 16 58,746,172 (GRCm39) missense probably benign 0.00
R5809:Or5k17 UTSW 16 58,746,860 (GRCm39) missense probably benign
R5830:Or5k17 UTSW 16 58,746,457 (GRCm39) missense possibly damaging 0.64
R6119:Or5k17 UTSW 16 58,746,895 (GRCm39) missense possibly damaging 0.94
R6217:Or5k17 UTSW 16 58,746,877 (GRCm39) missense probably benign 0.03
R6861:Or5k17 UTSW 16 58,746,867 (GRCm39) missense probably benign
R6939:Or5k17 UTSW 16 58,746,648 (GRCm39) nonsense probably null
R7376:Or5k17 UTSW 16 58,746,121 (GRCm39) missense possibly damaging 0.82
R7650:Or5k17 UTSW 16 58,746,416 (GRCm39) nonsense probably null
R8153:Or5k17 UTSW 16 58,746,149 (GRCm39) missense possibly damaging 0.47
R8947:Or5k17 UTSW 16 58,746,433 (GRCm39) missense probably benign
R9205:Or5k17 UTSW 16 58,746,486 (GRCm39) missense probably benign 0.01
R9205:Or5k17 UTSW 16 58,746,485 (GRCm39) missense probably benign 0.00
R9318:Or5k17 UTSW 16 58,746,271 (GRCm39) missense probably damaging 1.00
R9654:Or5k17 UTSW 16 58,746,752 (GRCm39) missense probably benign 0.00
R9678:Or5k17 UTSW 16 58,746,640 (GRCm39) missense probably benign 0.17
Nature of Mutation

DNA sequencing using the SOLiD technique identified a T to A transversion at position 422 of the Olfr181 transcript, in exon 2 of 2 total exons.  The mutation causes an isoleucine to lysine change at amino acid 15 of the encoded protein.  The mutation has been confirmed by DNA sequencing using the Sanger method (see trace files for B5639).

Protein Function and Prediction

The 317 amino acid olfactory receptor 181 (Olfr181) is a potential odorant receptor belonging to the seven transmembrane G-protein coupled receptor family (Uniprot Q8VGQ7).  Its N and C termini are positioned extracellularly and intracellularly, respectively.

The mutation lies in the extracellular N-terminal segment of the protein, and is predicted to be benign by the PolyPhen-2 program.

Posted On 2010-11-23