KEY RESOURCES TABLE

REAGENT or RESOURCE	SOURCE	IDENTIFIER
Antibodies
Bacterial and Virus Strains
Biological Samples
Chemicals, Peptides, and Recombinant Proteins
2-methylbutyric acid	Sigma #193070	CAS 116-53-0
5-methylhexanoic acid	Bedoukian #474	CAS 628-46-6
4-methylthiazole	Sigma #W371602	CAS 693-95-8
Critical Commercial Assays
Deposited Data
Experimental Models: Cell Lines
Experimental Models: Organisms/Strains
olfr545-gfp, S50-IRES-tauGFP (Olfr545tm1Mom/MomJ)	[18]	Jax: 006712
Δolfr545-venus, ΔS50-YFP (Olfr545tm4Mom/MomJ)	[18]	Jax: 006716
Δtaar4-venus, ΔT4-YFP (Taar4tm3.1Tboz)	[41]	MGI:5517471
olfr160-rfp, M72-IRES-tauRFP (Olfr160tm1.1Tboz/J)	[43]	Jax: 029637
omp-gcamp3 (Omptm1.1Tboz/J)	[43]	Jax: 029581
P-LacZ transgene	[18]
ΔeA	this paper
ΔeB	this paper
ΔeC	this paper
Taar4-YFP transgene	this paper
eA-Taar4-YFP transgene	this paper
olfr545-rfp (S50-IRES-tauRFP)	this paper
Oligonucleotides
Olfr651 fwd, TGTGAACCAAGAGAGTCCAG	this paper
Olfr651 rev, CTGGGTTGTAACAGCTTAGG	this paper
Olfr606 fwd, CTGCTAACAGGAGACAAAGAG	this paper
Olfr606 rev, GAGTCCACTGTTACTCTCTAG	this paper
Olfr550 fwd, TTACGAACACAGAAACAGATGAG	this paper
Olfr550 rev, CCAGGAGTGCTGGTATTGC	this paper
Olfr554 fwd, CTTCTAGCTGATGAGGATGAG	this paper
Olfr554 rev, AGAGCTGGGTACTGAACATAC	this paper
Olfr557 fwd, GAGAAGTCTGTCATCAAGCAG	this paper
Olfr557 rev, CCAAACTTCCATTTGGGGTG	this paper
Olfr570 fwd, TTGTGTTGAAAGCCAGGTCC	this paper
Olfr570 rev, CTCGGAGGTATTGAGAATCATC	this paper
Olfr544 fwd, ACTTGACCAGTCTTTACTTCC	this paper
Olfr544 rev, TGGGTGTAGACATTAACTACAG	this paper
Olfr552 fwd, CAGCCTTCCCAGTGACATTG	this paper
Olfr552 rev, CTATCAGCAGAGTCAGTGTTC	this paper
Gusb fwd, GCTGATCACCCACACCAAAG	this paper
Gusb rev, CACAGATAACATCCACGTACG	this paper
Recombinant DNA
Software and Algorithms
STAR Aligner	[58]	NA
DEseq2	[59]	NA
Other