Incidental Mutation 'I2289:Or5bw2'
ID 604
Institutional Source Beutler Lab
Gene Symbol Or5bw2
Ensembl Gene ENSMUSG00000056696
Gene Name olfactory receptor family 5 subfamily BW member 2
Synonyms GA_x6K02T2QGBW-3300391-3301317, MOR222-3, Olfr1350
Accession Numbers
Essential gene? Probably non essential (E-score: 0.061) question?
Stock # I2289 (G3) of strain 633
Quality Score
Status Validated
Chromosome 7
Chromosomal Location 6572992-6573918 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 6573818 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Phenylalanine at position 276 (Y276F)
Ref Sequence ENSEMBL: ENSMUSP00000151318 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000070985] [ENSMUST00000207221] [ENSMUST00000219278]
AlphaFold Q8VF34
Predicted Effect probably damaging
Transcript: ENSMUST00000070985
AA Change: Y276F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000069927
Gene: ENSMUSG00000056696
AA Change: Y276F

DomainStartEndE-ValueType
Pfam:7tm_4 29 305 1.6e-50 PFAM
Pfam:7tm_1 39 288 8.2e-20 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000207221
AA Change: Y276F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably damaging
Transcript: ENSMUST00000219278
AA Change: Y276F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Meta Mutation Damage Score 0.6467 question?
Coding Region Coverage
  • 1x: 87.8%
  • 3x: 75.8%
Het Detection Efficiency 55.8%
Validation Efficiency 88% (46/52)
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
Other mutations in this stock
Total: 21 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adamts12 T A 15: 11,071,894 (GRCm39) L146Q probably benign Homo
Adgrv1 A G 13: 81,585,643 (GRCm39) L4607P probably damaging Het
Amelx A G X: 167,961,009 (GRCm39) probably null Homo
Ankfy1 A G 11: 72,621,311 (GRCm39) K199R probably benign Het
Arfgef1 T C 1: 10,243,478 (GRCm39) K1024E probably damaging Het
Bank1 T A 3: 135,760,179 (GRCm39) D782V probably damaging Homo
Csmd1 A T 8: 15,962,381 (GRCm39) I3271K probably benign Homo
Fat1 A G 8: 45,478,033 (GRCm39) I2360V probably benign Homo
Gldc G A 19: 30,124,576 (GRCm39) R241* probably null Het
Golgb1 A G 16: 36,718,904 (GRCm39) H270R probably benign Het
Heg1 T C 16: 33,583,829 (GRCm39) I1212T probably damaging Het
Hes1 T A 16: 29,884,699 (GRCm39) S53R probably damaging Het
Ibsp G A 5: 104,450,353 (GRCm39) R57Q possibly damaging Homo
Lrp1b A T 2: 41,012,944 (GRCm39) I2001K probably damaging Het
Nf1 G A 11: 79,438,602 (GRCm39) R2181H probably damaging Het
Nrcam C A 12: 44,611,098 (GRCm39) H567Q probably benign Homo
Or51a10 T C 7: 103,698,961 (GRCm39) Y200C probably damaging Homo
Rraga T C 4: 86,494,522 (GRCm39) F123L probably damaging Het
Spam1 A G 6: 24,796,477 (GRCm39) I143V probably benign Het
Synj2 A G 17: 6,072,542 (GRCm39) probably benign Homo
T A T 17: 8,657,474 (GRCm39) T112S probably benign Homo
Other mutations in Or5bw2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00330:Or5bw2 APN 7 6,573,667 (GRCm39) missense possibly damaging 0.88
IGL01387:Or5bw2 APN 7 6,573,854 (GRCm39) missense probably damaging 1.00
IGL01457:Or5bw2 APN 7 6,573,211 (GRCm39) missense probably benign 0.12
IGL01568:Or5bw2 APN 7 6,573,569 (GRCm39) missense possibly damaging 0.91
I2288:Or5bw2 UTSW 7 6,573,818 (GRCm39) missense probably damaging 1.00
R0454:Or5bw2 UTSW 7 6,573,359 (GRCm39) missense probably damaging 1.00
R0558:Or5bw2 UTSW 7 6,573,652 (GRCm39) missense possibly damaging 0.77
R1103:Or5bw2 UTSW 7 6,573,111 (GRCm39) missense probably damaging 1.00
R1352:Or5bw2 UTSW 7 6,573,782 (GRCm39) missense probably benign 0.11
R1503:Or5bw2 UTSW 7 6,573,470 (GRCm39) missense probably damaging 1.00
R1630:Or5bw2 UTSW 7 6,573,673 (GRCm39) missense probably damaging 1.00
R1981:Or5bw2 UTSW 7 6,573,557 (GRCm39) missense probably benign 0.01
R2228:Or5bw2 UTSW 7 6,573,802 (GRCm39) missense probably benign
R2258:Or5bw2 UTSW 7 6,573,022 (GRCm39) missense probably damaging 0.98
R2259:Or5bw2 UTSW 7 6,573,022 (GRCm39) missense probably damaging 0.98
R2260:Or5bw2 UTSW 7 6,573,022 (GRCm39) missense probably damaging 0.98
R4075:Or5bw2 UTSW 7 6,573,142 (GRCm39) missense probably benign 0.00
R4750:Or5bw2 UTSW 7 6,573,850 (GRCm39) missense probably benign 0.34
R4917:Or5bw2 UTSW 7 6,573,643 (GRCm39) missense possibly damaging 0.88
R4918:Or5bw2 UTSW 7 6,573,643 (GRCm39) missense possibly damaging 0.88
R5571:Or5bw2 UTSW 7 6,573,824 (GRCm39) missense possibly damaging 0.95
R5915:Or5bw2 UTSW 7 6,573,172 (GRCm39) missense probably benign 0.31
R6969:Or5bw2 UTSW 7 6,573,320 (GRCm39) missense probably damaging 1.00
R7061:Or5bw2 UTSW 7 6,573,782 (GRCm39) missense probably damaging 1.00
R7286:Or5bw2 UTSW 7 6,573,715 (GRCm39) missense probably damaging 1.00
R7510:Or5bw2 UTSW 7 6,572,960 (GRCm39) start gained probably benign
R9475:Or5bw2 UTSW 7 6,573,818 (GRCm39) missense probably damaging 1.00
V1662:Or5bw2 UTSW 7 6,573,818 (GRCm39) missense probably damaging 1.00
Z1176:Or5bw2 UTSW 7 6,573,047 (GRCm39) missense probably damaging 1.00
Nature of Mutation

DNA sequencing using the SOLiD technique identified an A to T tranversion at position 827 of the Olfr1350 transcript using Genbank record NM_146389.1.  The mutated nucleotide causes a tyrosine to phenylalanine substitution at amino acid 276 of the encoded protein. The mutation has been confirmed by DNA sequencing using the Sanger method.

Protein Function and Prediction

The Olfr1350 gene encodes the 308 amino acid olfactory receptor 1350. Olfactory receptors are G-protein coupled receptors (GPCRs). Like other GPCRs, OLFR1350 contains seven transmembrane domains, an extracellular N-terminus, and a cytoplasmic C-terminus.

Posted On 2011-03-04