Incidental Mutation 'R3686:Or56b2'
ID 269527
Institutional Source Beutler Lab
Gene Symbol Or56b2
Ensembl Gene ENSMUSG00000073920
Gene Name olfactory receptor family 56 subfamily B member 2
Synonyms Olfr661, MOR40-4, GA_x6K02T2PBJ9-7316375-7317334
Accession Numbers
Essential gene? Probably non essential (E-score: 0.078) question?
Stock # R3686 (G1)
Quality Score 225
Status Not validated
Chromosome 7
Chromosomal Location 104337224-104338183 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 104337599 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 126 (I126V)
Ref Sequence ENSEMBL: ENSMUSP00000151208 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000098168] [ENSMUST00000214876]
AlphaFold Q99NH4
Predicted Effect probably benign
Transcript: ENSMUST00000098168
AA Change: I126V

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
SMART Domains Protein: ENSMUSP00000095770
Gene: ENSMUSG00000073920
AA Change: I126V

DomainStartEndE-ValueType
Pfam:7tm_4 37 314 5.9e-74 PFAM
Pfam:7TM_GPCR_Srsx 41 312 2e-9 PFAM
Pfam:7tm_1 47 297 1.1e-14 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000211165
Predicted Effect probably benign
Transcript: ENSMUST00000214876
AA Change: I126V

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
Predicted Effect noncoding transcript
Transcript: ENSMUST00000215864
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 97.2%
  • 20x: 94.8%
Validation Efficiency
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: 34 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Asb16 T A 11: 102,159,885 (GRCm39) D79E probably benign Het
Atp4a G A 7: 30,419,650 (GRCm39) R671Q probably benign Het
B230307C23Rik T A 16: 97,810,199 (GRCm39) N62K probably benign Het
B3galnt2 G A 13: 14,150,220 (GRCm39) probably null Het
Bnip2 T A 9: 69,906,432 (GRCm39) Y118N probably damaging Het
Bptf C A 11: 106,965,024 (GRCm39) R1275L probably benign Het
Cacna1g T C 11: 94,349,916 (GRCm39) probably null Het
Cdh15 G A 8: 123,588,763 (GRCm39) R279Q probably damaging Het
Cdh4 T C 2: 179,422,160 (GRCm39) S95P probably benign Het
Ceacam5 G A 7: 17,494,748 (GRCm39) E919K possibly damaging Het
Eftud2 T C 11: 102,735,027 (GRCm39) E624G probably damaging Het
Hr T A 14: 70,795,236 (GRCm39) N289K probably damaging Het
Hsp90ab1 A G 17: 45,880,214 (GRCm39) Y110H probably damaging Het
Map3k1 A G 13: 111,890,425 (GRCm39) V1258A probably damaging Het
Naa11 A T 5: 97,539,648 (GRCm39) V170E probably benign Het
Nmd3 C T 3: 69,654,095 (GRCm39) R413C probably damaging Het
Or4k51 G T 2: 111,584,914 (GRCm39) V107F probably benign Het
Pgm3 G T 9: 86,441,563 (GRCm39) P345T probably benign Het
Ptpn14 C A 1: 189,583,596 (GRCm39) D814E probably damaging Het
Rab36 G A 10: 74,880,328 (GRCm39) V63I probably damaging Het
Rap1gap2 C A 11: 74,298,148 (GRCm39) A491S possibly damaging Het
Ros1 A T 10: 52,021,912 (GRCm39) V624E probably damaging Het
Sgo2b T C 8: 64,384,361 (GRCm39) K212E probably benign Het
Shisa2 T A 14: 59,867,228 (GRCm39) L160Q probably damaging Het
Strn4 A G 7: 16,556,506 (GRCm39) Y123C probably damaging Het
Sycp2 T C 2: 178,016,177 (GRCm39) T762A probably benign Het
Tiam2 A G 17: 3,471,959 (GRCm39) K534E possibly damaging Het
Trdn A T 10: 33,344,185 (GRCm39) D633V probably benign Het
Ttn T C 2: 76,747,333 (GRCm39) Y4572C possibly damaging Het
Unc79 T A 12: 103,054,920 (GRCm39) N921K probably damaging Het
Vmn2r66 A G 7: 84,644,397 (GRCm39) V671A probably damaging Het
Wdr86 T A 5: 24,923,339 (GRCm39) T118S probably damaging Het
Zfp446 T A 7: 12,716,580 (GRCm39) I517N probably damaging Het
Zfp830 G A 11: 82,656,188 (GRCm39) E331K possibly damaging Het
Other mutations in Or56b2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01161:Or56b2 APN 7 104,337,588 (GRCm39) missense probably benign 0.00
IGL01578:Or56b2 APN 7 104,338,052 (GRCm39) missense probably benign 0.01
IGL01595:Or56b2 APN 7 104,337,285 (GRCm39) missense possibly damaging 0.78
IGL01732:Or56b2 APN 7 104,337,543 (GRCm39) missense possibly damaging 0.64
IGL02086:Or56b2 APN 7 104,337,634 (GRCm39) missense probably benign 0.38
IGL02421:Or56b2 APN 7 104,337,740 (GRCm39) missense probably benign 0.00
IGL02874:Or56b2 APN 7 104,337,230 (GRCm39) missense probably benign 0.16
IGL03120:Or56b2 APN 7 104,337,609 (GRCm39) missense probably benign 0.28
R0735:Or56b2 UTSW 7 104,338,026 (GRCm39) missense probably damaging 0.97
R1246:Or56b2 UTSW 7 104,337,371 (GRCm39) missense possibly damaging 0.69
R1654:Or56b2 UTSW 7 104,337,420 (GRCm39) missense probably benign 0.12
R1994:Or56b2 UTSW 7 104,337,690 (GRCm39) missense probably benign 0.12
R5140:Or56b2 UTSW 7 104,338,107 (GRCm39) missense probably benign 0.01
R5627:Or56b2 UTSW 7 104,337,377 (GRCm39) missense probably benign 0.02
R6338:Or56b2 UTSW 7 104,337,378 (GRCm39) missense possibly damaging 0.53
R8810:Or56b2 UTSW 7 104,337,387 (GRCm39) missense probably damaging 0.97
R8954:Or56b2 UTSW 7 104,337,900 (GRCm39) nonsense probably null
R9261:Or56b2 UTSW 7 104,337,260 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- TGTCATTTACCAAGAGGCATCAC -3'
(R):5'- CCCAAGGTTAGAGCACAAGC -3'

Sequencing Primer
(F):5'- GAGGCATCACTACACCAGCCTATG -3'
(R):5'- CACAAGCAGTGTTCAATTTTATTCTG -3'
Posted On 2015-02-19