New Database Available - Released on 02/10/2026.
567
Unique InChIKey
218
Unique Receptor Sequence
1
Unique Co-Receptor Sequence
848
EC50 Parameter
21
Unique DOI
Receptor Name
Accession
Identity (%)
Species
Mutations
Sequence
Orco Q9VNB5 100.00 Drosophila melanogaster MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ...
Showing 15931 to 15960 of 24584 results
 
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 Or23a P81912 - MKLSETLKIDYFRVQLNAWRICGALDLSEG ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Ethyl Lactate 97-64-3 LZCLXQDLBQLTDK-UHFFFAOYSA-N 7344 CCOC(=O)C(C)O Sum of Isomers No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or2a O46077 - MEKQEDFKLNTHSAVYYHWRVWELTGLMRP ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Butyric Acid 107-92-6 FERIUCNNQQJTOY-UHFFFAOYSA-N 264 CCCC(=O)O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or2a O46077 - MEKQEDFKLNTHSAVYYHWRVWELTGLMRP ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Ethyl trans-crotonate
Ethyl trans-2-butenoate
623-70-1 ZFDIRQKJPRINOQ-HWKANZROSA-N 429065 CCOC(=O)/C=C/C Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or2a O46077 - MEKQEDFKLNTHSAVYYHWRVWELTGLMRP ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Furfural 98-01-1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 7362 C1=COC(=C1)C=O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or2a O46077 - MEKQEDFKLNTHSAVYYHWRVWELTGLMRP ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 2-Phenylethyl Acetate
Phenethyl acetate
103-45-7 MDHYEMXUFSJLGV-UHFFFAOYSA-N 7654 CC(=O)OCCC1=CC=CC=C1 Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or33b P81915 - MDLKPRVIRSEDIYRTYWLYWHLLGLESNF ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Butanedione
2,3 Butanedione
431-03-8 QSJXEFYPDANLFS-UHFFFAOYSA-N 650 CC(=O)C(=O)C Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or33b P81915 - MDLKPRVIRSEDIYRTYWLYWHLLGLESNF ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Acetaldehyde 75-07-0 IKHGUXGNUITLKF-UHFFFAOYSA-N 177 CC=O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or33b P81915 - MDLKPRVIRSEDIYRTYWLYWHLLGLESNF ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Hexyl acetate 142-92-7 AOGQPLXWSUTHQB-UHFFFAOYSA-N 8908 CCCCCCOC(=O)C Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or35a Q9V3Q2 - MVRYVPRFADGQKVKLAWPLAVFRLNHIFW ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Citronellol
beta-citronellol
106-22-9 QMVPMAAFGQKVCJ-UHFFFAOYSA-N 8842 CC(CCC=C(C)C)CCO Sum of Isomers No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or35a Q9V3Q2 - MVRYVPRFADGQKVKLAWPLAVFRLNHIFW ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Heptanoic Acid 111-14-8 MNWFXJYAOYHMED-UHFFFAOYSA-N 8094 CCCCCCC(=O)O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or43a P81917 - MTIEDIGLVGINVRMWRHLAVLYPTPGSSW ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Butanedione
2,3 Butanedione
431-03-8 QSJXEFYPDANLFS-UHFFFAOYSA-N 650 CC(=O)C(=O)C Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or43b P81918 - MFGHFKLVYPAPISEPIQSRDSNAYMMETL ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Acrolein
2-Propenal
107-02-8 HGINCPLSRVDWNT-UHFFFAOYSA-N 7847 C=CC=O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or43b P81918 - MFGHFKLVYPAPISEPIQSRDSNAYMMETL ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Acetone 67-64-1 CSCPPACGZOOCGX-UHFFFAOYSA-N 180 CC(=O)C Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or43b P81918 - MFGHFKLVYPAPISEPIQSRDSNAYMMETL ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Dimethyl Sulfide 75-18-3 QMMFVYPAHWMCMS-UHFFFAOYSA-N 1068 CSC Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or47a P81921 - MDSFLQVQKSTIALLGFDLFSENREMWKRP ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Isovaleric Acid
Isopentanoic acid
503-74-2 GWYFCOCPABKNJV-UHFFFAOYSA-N 10430 CC(C)CC(=O)O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or49b Q9V6H2 - MFEDIQLIYMNIKILRFWALLYDKNLRRYV ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Isoamyl Acetate
Isopentyl acetate
123-92-2 MLFHJEHSLIIPHL-UHFFFAOYSA-N 31276 CC(C)CCOC(=O)C Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or49b Q9V6H2 - MFEDIQLIYMNIKILRFWALLYDKNLRRYV ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Propyl Acetate 109-60-4 YKYONYBAUNKHLG-UHFFFAOYSA-N 7997 CCCOC(=O)C Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or59b Q9W1P8 - MAVFKLIKPAPLTEKVQSRQGNIYLYRAMW ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Pentanal 110-62-3 HGBOYTHUEUWSSQ-UHFFFAOYSA-N 8063 CCCCC=O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or67a Q9VT08 - MDNVAEMPEEKYVEVDDFLRLAVKFYNTLG ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Ethyl Propionate 105-37-3 FKRCODPIKNYEAC-UHFFFAOYSA-N 7749 CCC(=O)OCC Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or67c Q9VT90 - METAKDNTARTFMELMRVPVQFYRTIGEDI ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 1-Octanol 111-87-5 KBPLFHHGFOOTCA-UHFFFAOYSA-N 957 CCCCCCCCO Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or67c Q9VT90 - METAKDNTARTFMELMRVPVQFYRTIGEDI ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... (+)-3-Carene
(1S)-(+)-3-carene
498-15-7 BQOFWKZOCNGFEC-BDAKNGLRSA-N 443156 CC1=CC[C@@H]2[C@H](C1)C2(C)C Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or67c Q9VT90 - METAKDNTARTFMELMRVPVQFYRTIGEDI ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 1-Methyl-4-Prop-1-En-2-Ylcyclohexene
Limonene
138-86-3 XMGQYMWWDOXHJM-UHFFFAOYSA-N 22311 CC1=CCC(CC1)C(=C)C Sum of Isomers No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or67c Q9VT90 - METAKDNTARTFMELMRVPVQFYRTIGEDI ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Pentanoic Acid 109-52-4 NQPDZGIKBAWPEJ-UHFFFAOYSA-N 7991 CCCCC(=O)O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or67c Q9VT90 - METAKDNTARTFMELMRVPVQFYRTIGEDI ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Pyruvic Acid 127-17-3 LCTONWCANYUPML-UHFFFAOYSA-N 1060 CC(=O)C(=O)O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or82a P82986 - MGRLFQLQEYCLRAMGHKDDMDSTDSTALS ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Isobutyric Acid 79-31-2 KQNPFQTWMSNSAP-UHFFFAOYSA-N 6590 CC(C)C(=O)O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or85a Q9VHS4 - MIFKYIQEPVLGSLFRSRDSLIYLNRSIDQ ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 3-Methyl-2-buten-1-OL 556-82-1 ASUAYTHWZCLXAN-UHFFFAOYSA-N 11173 CC(=CCO)C Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or85a Q9VHS4 - MIFKYIQEPVLGSLFRSRDSLIYLNRSIDQ ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... trans-2-Hexenal
(E)-2-Hexenal
6728-26-3 MBDOYVRWFFCFHM-SNAWJCMRSA-N 5281168 CCC/C=C/C=O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or85f Q9VHE6 - MEPVQYSYEDFARLPTTVFWIMGYDMLGVP ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... 2-Hexenyl acetate, (2E)-
(E)-2-Hexenyl acetate
2497-18-9 HRHOWZHRCRZVCU-AATRIKPKSA-N 2733294 CCC/C=C/COC(=O)C Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or85f Q9VHE6 - MEPVQYSYEDFARLPTTVFWIMGYDMLGVP ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Acetic Acid 64-19-7 QTBSBXVTEAMEQO-UHFFFAOYSA-N 176 CC(=O)O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
Drosophila melanogaster Or85f Q9VHE6 - MEPVQYSYEDFARLPTTVFWIMGYDMLGVP ... Drosophila melanogaster Orco Q9VNB5 - MTTSMQPSKYTGLVADLMPNIRAMKYSGLF ... Pentanoic Acid 109-52-4 NQPDZGIKBAWPEJ-UHFFFAOYSA-N 7991 CCCCC(=O)O Monomolecular No Primary 11 Spikes/s Norm. receptor 0.01 V/V 4 Single Sensillum Recording glass electrode Spiking Frequency Drosophila ab3A Or22a-Gal4 Airborne Paper 5.9 mL/s 24 mL/s 500 ms Hallem, E. A., & Carlson, J. R ... 10.1016/j.cell.2006.01.050 Table S1
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