Or83a Odorant receptor 83a [Drosophila melanogaster (fruit fly)] - Gene

Summary

Official Symbol: Or83aprovided by FlyBase
Official Full Name: Odorant receptor 83aprovided by FlyBase
Primary source: FLYBASE:FBgn0037322
Locus tag: Dmel_CG10612
See related: AllianceGenome:FB:FBgn0037322
Gene type: protein coding
RefSeq status: REVIEWED
Organism: Drosophila melanogaster
Lineage: Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota; Neoptera; Endopterygota; Diptera; Brachycera; Muscomorpha; Ephydroidea; Drosophilidae; Drosophila; Sophophora
Also known as: 83a; 83A.1; CG10612; Dmel\CG10612; DOR44
Summary: Predicted to enable ionotropic olfactory receptor activity and odorant binding activity. Involved in olfactory behavior; protein localization; and sensory perception of smell. Located in dendrite and neuronal cell body. Is expressed in larval antennal lobe glomerulus 83a and larval olfactory receptor neuron Or83a. [provided by Alliance of Genome Resources, Jul 2025]
Orthologs: all
NEW: Try the new Gene table
Try the new Transcript table

Annotation release	Status	Assembly	Chr	Location
Release 6.54	current	Release 6 plus ISO1 MT (GCF_000001215.4)	3R	NT_033777.3 (5397643..5399196, complement)
Release 5.57	previous assembly	Release 5 (GCF_000001215.2)	3R	NT_033777.2 (1223365..1224918, complement)

Chromosome 3R - NT_033777.3 Genomic Context describing neighboring genes

Genomic Sequence:

Go to nucleotide: Graphics FASTA GenBank

Submit: New GeneRIF Correction

Function	Evidence Code	Pubs
enables ionotropic olfactory receptor activity	ISS Inferred from Sequence or Structural Similarity more info
enables odorant binding	IEA Inferred from Electronic Annotation more info
enables odorant binding	ISS Inferred from Sequence or Structural Similarity more info
enables olfactory receptor activity	IBA Inferred from Biological aspect of Ancestor more info
enables olfactory receptor activity	IEA Inferred from Electronic Annotation more info
enables olfactory receptor activity	NAS Non-traceable Author Statement more info	PubMed

Process	Evidence Code	Pubs
involved_in detection of chemical stimulus involved in sensory perception of smell	IBA Inferred from Biological aspect of Ancestor more info
involved_in detection of chemical stimulus involved in sensory perception of smell	ISS Inferred from Sequence or Structural Similarity more info
involved_in intracellular protein localization	IMP Inferred from Mutant Phenotype more info	PubMed
involved_in olfactory behavior	IMP Inferred from Mutant Phenotype more info	PubMed
involved_in sensory perception of smell	IEA Inferred from Electronic Annotation more info
involved_in sensory perception of smell	IMP Inferred from Mutant Phenotype more info	PubMed

Component	Evidence Code	Pubs
part_of cation channel complex	ISS Inferred from Sequence or Structural Similarity more info
located_in dendrite	IDA Inferred from Direct Assay more info	PubMed
located_in dendrite membrane	ISS Inferred from Sequence or Structural Similarity more info
located_in membrane	IEA Inferred from Electronic Annotation more info
located_in neuronal cell body	IDA Inferred from Direct Assay more info	PubMed
is_active_in plasma membrane	IBA Inferred from Biological aspect of Ancestor more info
is_active_in plasma membrane	ISS Inferred from Sequence or Structural Similarity more info