New Database Available - Released on 11/08/2026.
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65
Unique InChIKey
1
Unique Receptor Sequence
1
Unique Co-Receptor Sequence
5
EC50 Parameter
5
Unique DOI
BLAST (Receptor variants)
Receptor Name
Accession
Identity (%)
Species
Mutations
Sequence
Or74a Q9VVF3 100.00 Drosophila melanogaster MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ...
Results
Showing 1 to 30 of 102 results
 
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150
Species
Name
Mutated
Species
Name
Mutated
Name
Mixture
Responsive
Parameter
Value Nature
Nb. Measurements
–
Experimental Technique
Recording System
Type
Expression System
Expression Cell Type
Expression Driver
Odor Delivery System
Reference
Receptor Co-Receptor Molecule Response Bioassay Resources
Species
Name
Accession
Mutation
Sequence
Species
Name
Accession
Mutation
Sequence
Name
CAS
InChIKey
CID
SMILES
Mixture
Responsive
Parameter
Value
Value Nature
Concentration
Nb. measurements
Experimental Technique
Recording System
Type
Expression System
Expression Cell Type
Expression Driver
Odor Delivery System
Stimulation Flux
Main Flux
Stimulation Duration
Reference
DOI
Reference Position
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 2-Nonanone 821-55-6 VKCYHJWLYTUGCC-UHFFFAOYSA-N 13187 CCCCCCCC(=O)C Monomolecular Yes Dose-Response 0.001 M EC50 N.A. > 5 Calcium Imaging CLARIOstar Omega plate reader (BMG Labtech) ∆ Fluorescence Hek HEK293 pcDNATM4/TO Liquid N.A. N.A. N.A. Si, G., Kanwal, J. K., Hu, Y., ... 10.1016/j.neuron.2018.12.030 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 4-Hexen-3-one 2497-21-4 FEWIGMWODIRUJM-HWKANZROSA-N 5365811 CCC(=O)/C=C/C Monomolecular Yes Dose-Response 5.202e-4 M EC50 N.A. > 5 Calcium Imaging CLARIOstar Omega plate reader (BMG Labtech) ∆ Fluorescence Hek HEK293 pcDNATM4/TO Liquid N.A. N.A. N.A. Si, G., Kanwal, J. K., Hu, Y., ... 10.1016/j.neuron.2018.12.030 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 4-Methylcyclohexanol 589-91-3 MQWCXKGKQLNYQG-UHFFFAOYSA-N 11524 CC1CCC(CC1)O Sum of Isomers Yes Dose-Response 0.002 M EC50 N.A. > 5 Calcium Imaging CLARIOstar Omega plate reader (BMG Labtech) ∆ Fluorescence Hek HEK293 pcDNATM4/TO Liquid N.A. N.A. N.A. Si, G., Kanwal, J. K., Hu, Y., ... 10.1016/j.neuron.2018.12.030 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Acetal 105-57-7 DHKHKXVYLBGOIT-UHFFFAOYSA-N 7765 CCOC(C)OCC Monomolecular Yes Dose-Response 0.002 M EC50 N.A. > 5 Calcium Imaging CLARIOstar Omega plate reader (BMG Labtech) ∆ Fluorescence Hek HEK293 pcDNATM4/TO Liquid N.A. N.A. N.A. Si, G., Kanwal, J. K., Hu, Y., ... 10.1016/j.neuron.2018.12.030 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 2,4-Nonadienal 5910-87-2 ZHHYXNZJDGDGPJ-BSWSSELBSA-N 5283339 CCCC/C=C/C=C/C=O Monomolecular Yes Dose-Response 2.882e-7 M EC50 N.A. > 5 Calcium Imaging CLARIOstar Omega plate reader (BMG Labtech) ∆ Fluorescence Hek HEK293 pcDNATM4/TO Liquid N.A. N.A. N.A. Si, G., Kanwal, J. K., Hu, Y., ... 10.1016/j.neuron.2018.12.030 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... O-Cresol 95-48-7 QWVGKYWNOKOFNN-UHFFFAOYSA-N 335 CC1=CC=CC=C1O Monomolecular No Primary 19 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Methyl Salicylate 119-36-8 OSWPMRLSEDHDFF-UHFFFAOYSA-N 4133 COC(=O)C1=CC=CC=C1O Monomolecular No Primary 19 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Anisole 100-66-3 RDOXTESZEPMUJZ-UHFFFAOYSA-N 7519 COC1=CC=CC=C1 Monomolecular No Primary 22 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... P-Cresol 106-44-5 IWDCLRJOBJJRNH-UHFFFAOYSA-N 2879 CC1=CC=C(C=C1)O Monomolecular No Primary 22 Spikes/s Raw 10 mg/mL 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... (+-)-Fenchone 1195-79-5 LHXDLQBQYFFVNW-UHFFFAOYSA-N 14525 CC1(C2CCC(C2)(C1=O)C)C Sum of Isomers No Primary 23 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Methyleugenol 93-15-2 ZYEMGPIYFIJGTP-UHFFFAOYSA-N 7127 COC1=C(C=C(C=C1)CC=C)OC Monomolecular No Primary 23 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Geranyl Acetate 105-87-3 HIGQPQRQIQDZMP-DHZHZOJOSA-N 1549026 CC(=CCC/C(=C/COC(=O)C)/C)C Monomolecular No Primary 23 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Butanedione 431-03-8 QSJXEFYPDANLFS-UHFFFAOYSA-N 650 CC(=O)C(=O)C Monomolecular No Primary 30 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Acetophenone 98-86-2 KWOLFJPFCHCOCG-UHFFFAOYSA-N 7410 CC(=O)C1=CC=CC=C1 Monomolecular No Primary 31 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Ethyl butyrate 105-54-4 OBNCKNCVKJNDBV-UHFFFAOYSA-N 7762 CCCC(=O)OCC Monomolecular No Primary 31 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Carbon Dioxide 124-38-9 CURLTUGMZLYLDI-UHFFFAOYSA-N 280 C(=O)=O Monomolecular No Primary 35 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Ethyl Acetate 141-78-6 XEKOWRVHYACXOJ-UHFFFAOYSA-N 8857 CCOC(=O)C Monomolecular No Primary 35 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 1-Butanol 71-36-3 LRHPLDYGYMQRHN-UHFFFAOYSA-N 263 CCCCO Monomolecular No Primary 36 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 3-Octanol 589-98-0 NMRPBPVERJPACX-UHFFFAOYSA-N 11527 CCCCCC(CC)O Sum of Isomers No Primary 36 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Amyl Acetate 628-63-7 PGMYKACGEOXYJE-UHFFFAOYSA-N 12348 CCCCCOC(=O)C Monomolecular No Primary 42 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 1-Octen-3-Ol 3391-86-4 VSMOENVRRABVKN-UHFFFAOYSA-N 18827 CCCCCC(C=C)O Sum of Isomers No Primary 43 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Benzaldehyde 100-52-7 HUMNYLRZRPPJDN-UHFFFAOYSA-N 240 C1=CC=C(C=C1)C=O Monomolecular No Primary 48 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Octyl Acetate 112-14-1 YLYBTZIQSIBWLI-UHFFFAOYSA-N 8164 CCCCCCCCOC(=O)C Monomolecular Yes Primary 58 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Propyl Acetate 109-60-4 YKYONYBAUNKHLG-UHFFFAOYSA-N 7997 CCCOC(=O)C Monomolecular Yes Primary 62 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 2-Heptanone 110-43-0 CATSNJVOTSVZJV-UHFFFAOYSA-N 8051 CCCCCC(=O)C Monomolecular Yes Primary 81 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Cyclohexanone 108-94-1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 7967 C1CCC(=O)CC1 Monomolecular Yes Primary 84 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Water 7732-18-5 XLYOFNOQVPJJNP-UHFFFAOYSA-N 962 O Monomolecular Yes Primary 87 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Propionic Acid 79-09-4 XBDQKXXYIPTUBI-UHFFFAOYSA-N 1032 CCC(=O)O Monomolecular Yes Primary 88 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... trans-2-Hexenal 6728-26-3 MBDOYVRWFFCFHM-SNAWJCMRSA-N 5281168 CCC/C=C/C=O Monomolecular Yes Primary 121 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
Drosophila melanogaster Or74a Q9VVF3 - MSFHRYRPRLPGGELAPMPWPVSLYRVLNH ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 1-Hexanol 111-27-3 ZSIAUFGUXNUGDI-UHFFFAOYSA-N 8103 CCCCCCO Monomolecular Yes Primary 131 Spikes/s Raw 0.01 V/V 12 Single Sensillum Recording N.A. Spiking Frequency Drosophila N.A. pUAS Airstream 6 mL/s N.A. 1 s Kreher, S. A., Kwon, J. Y., & ... 10.1016/j.neuron.2005.04.007 N.A.
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