Incidental Mutation 'R4236:Or13a20'
ID 321123
Institutional Source Beutler Lab
Gene Symbol Or13a20
Ensembl Gene ENSMUSG00000094819
Gene Name olfactory receptor family 13 subfamily A member 20
Synonyms MOR253-5, GA_x6K02T2PBJ9-42798103-42799038, Olfr53, IE12
MMRRC Submission 041053-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.064) question?
Stock # R4236 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 140226365-140232832 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 140232653 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Histidine at position 254 (Y254H)
Ref Sequence ENSEMBL: ENSMUSP00000081494 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000084456] [ENSMUST00000211057] [ENSMUST00000211399]
AlphaFold Q8VGL8
Predicted Effect probably damaging
Transcript: ENSMUST00000084456
AA Change: Y254H

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000081494
Gene: ENSMUSG00000094819
AA Change: Y254H

DomainStartEndE-ValueType
Pfam:7tm_4 33 309 6.5e-51 PFAM
Pfam:7TM_GPCR_Srsx 37 208 9.7e-7 PFAM
Pfam:7tm_1 43 292 1.6e-22 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000211057
Predicted Effect probably benign
Transcript: ENSMUST00000211399
Meta Mutation Damage Score 0.3746 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.5%
Validation Efficiency 96% (49/51)
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: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930567H17Rik C T X: 69,438,135 (GRCm39) A53T probably benign Het
Abca13 A T 11: 9,206,205 (GRCm39) K168N probably damaging Het
Ajuba T C 14: 54,806,983 (GRCm39) R490G probably damaging Het
Akap6 T A 12: 53,186,454 (GRCm39) N1289K probably damaging Het
Ankfy1 G A 11: 72,605,310 (GRCm39) probably null Het
Arhgap21 A G 2: 20,891,948 (GRCm39) V161A probably damaging Het
Arhgef18 T C 8: 3,500,317 (GRCm39) I541T possibly damaging Het
Atg14 T C 14: 47,788,802 (GRCm39) K184E probably benign Het
Casp8 T C 1: 58,883,929 (GRCm39) V432A probably damaging Het
Cela1 T C 15: 100,580,794 (GRCm39) Y91C probably damaging Het
Chrnb3 C A 8: 27,884,021 (GRCm39) L253M probably damaging Het
Col24a1 G T 3: 145,230,037 (GRCm39) G1493* probably null Het
Dnah7a C T 1: 53,486,524 (GRCm39) E3346K probably benign Het
Dock5 A T 14: 67,993,941 (GRCm39) S1845T probably benign Het
Dtx3 A G 10: 127,029,058 (GRCm39) I60T possibly damaging Het
Eif1ad8 A T 12: 87,563,935 (GRCm39) D90V probably damaging Het
F2rl1 A G 13: 95,649,796 (GRCm39) L362P probably damaging Het
Gal3st2c T C 1: 93,936,463 (GRCm39) F136S probably damaging Het
Gm26678 T C 3: 54,540,504 (GRCm39) noncoding transcript Het
Impg1 A G 9: 80,252,611 (GRCm39) L523P probably damaging Het
Ip6k2 G A 9: 108,682,847 (GRCm39) R319Q probably benign Het
Klhl23 T C 2: 69,654,516 (GRCm39) F129L probably damaging Het
Krt71 T C 15: 101,643,129 (GRCm39) T460A probably benign Het
Madd C T 2: 90,997,373 (GRCm39) R746Q probably benign Het
Med12l T G 3: 59,164,644 (GRCm39) probably null Het
Mrps30 T C 13: 118,523,376 (GRCm39) D132G probably damaging Het
Myh6 T G 14: 55,197,819 (GRCm39) M440L probably benign Het
Myh7 T A 14: 55,228,575 (GRCm39) S205C probably benign Het
Nxpe4 A T 9: 48,310,137 (GRCm39) T467S probably damaging Het
Or1e17 A G 11: 73,831,182 (GRCm39) T37A possibly damaging Het
Or7g30 T A 9: 19,352,886 (GRCm39) L226I probably damaging Het
Pcdh7 G A 5: 57,876,631 (GRCm39) G62D possibly damaging Het
Pde3b A G 7: 114,120,923 (GRCm39) T683A possibly damaging Het
Plcb2 A T 2: 118,540,047 (GRCm39) L1082Q probably damaging Het
Rin2 C T 2: 145,702,366 (GRCm39) T354I probably benign Het
Rufy4 T C 1: 74,186,822 (GRCm39) C537R probably damaging Het
Skint11 C A 4: 114,101,856 (GRCm39) Q99K probably benign Het
Slc6a6 T C 6: 91,718,257 (GRCm39) V357A probably damaging Het
Slitrk6 T C 14: 110,987,580 (GRCm39) E709G probably benign Het
Spc24 T C 9: 21,667,498 (GRCm39) probably null Het
Tas2r140 A T 6: 133,031,915 (GRCm39) V281D probably damaging Het
Tfcp2l1 G A 1: 118,589,795 (GRCm39) R285H probably benign Het
Tmem132d A G 5: 128,509,389 (GRCm39) S14P possibly damaging Het
Tulp2 A G 7: 45,171,298 (GRCm39) K360E probably damaging Het
Vmn1r60 A G 7: 5,547,803 (GRCm39) V99A probably benign Het
Zfp599 T A 9: 22,161,041 (GRCm39) K375* probably null Het
Other mutations in Or13a20
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01017:Or13a20 APN 7 140,232,389 (GRCm39) missense probably benign 0.00
IGL01071:Or13a20 APN 7 140,232,827 (GRCm39) missense possibly damaging 0.76
IGL02590:Or13a20 APN 7 140,232,305 (GRCm39) splice site probably null
IGL02694:Or13a20 APN 7 140,232,093 (GRCm39) missense probably damaging 0.99
R0071:Or13a20 UTSW 7 140,232,170 (GRCm39) missense probably benign 0.00
R0071:Or13a20 UTSW 7 140,232,170 (GRCm39) missense probably benign 0.00
R0089:Or13a20 UTSW 7 140,232,224 (GRCm39) missense probably damaging 0.99
R0586:Or13a20 UTSW 7 140,231,976 (GRCm39) missense probably benign 0.35
R1209:Or13a20 UTSW 7 140,231,927 (GRCm39) missense probably benign 0.03
R1491:Or13a20 UTSW 7 140,232,650 (GRCm39) missense probably damaging 1.00
R1781:Or13a20 UTSW 7 140,232,419 (GRCm39) missense probably damaging 0.99
R4060:Or13a20 UTSW 7 140,232,033 (GRCm39) missense probably damaging 1.00
R4231:Or13a20 UTSW 7 140,232,653 (GRCm39) missense probably damaging 1.00
R4299:Or13a20 UTSW 7 140,232,156 (GRCm39) missense probably benign 0.00
R4398:Or13a20 UTSW 7 140,232,741 (GRCm39) missense possibly damaging 0.65
R4675:Or13a20 UTSW 7 140,232,074 (GRCm39) missense probably damaging 1.00
R4937:Or13a20 UTSW 7 140,232,534 (GRCm39) missense probably benign 0.00
R5854:Or13a20 UTSW 7 140,232,491 (GRCm39) missense probably benign 0.03
R6124:Or13a20 UTSW 7 140,232,507 (GRCm39) missense probably damaging 1.00
R7092:Or13a20 UTSW 7 140,232,150 (GRCm39) missense probably benign 0.16
R7167:Or13a20 UTSW 7 140,232,466 (GRCm39) nonsense probably null
R7846:Or13a20 UTSW 7 140,232,374 (GRCm39) missense probably damaging 0.96
R7896:Or13a20 UTSW 7 140,232,814 (GRCm39) missense probably benign 0.00
R8080:Or13a20 UTSW 7 140,232,387 (GRCm39) missense probably benign 0.05
R8847:Or13a20 UTSW 7 140,232,326 (GRCm39) missense possibly damaging 0.80
R8926:Or13a20 UTSW 7 140,232,113 (GRCm39) missense probably benign 0.03
R9391:Or13a20 UTSW 7 140,232,272 (GRCm39) missense probably damaging 0.99
R9414:Or13a20 UTSW 7 140,232,263 (GRCm39) missense probably damaging 0.96
R9484:Or13a20 UTSW 7 140,231,904 (GRCm39) missense probably benign 0.00
Z1177:Or13a20 UTSW 7 140,232,700 (GRCm39) missense probably benign 0.10
Predicted Primers PCR Primer
(F):5'- CTGTCATTCTGTGGACCCAAG -3'
(R):5'- GAAAGAGGCCAACATCCTGC -3'

Sequencing Primer
(F):5'- TGTGAGATACCCCCACTCC -3'
(R):5'- CCCAAGGCAAGCTTGACATC -3'
Posted On 2015-06-12