Olfactory receptors (ORs) are proteins able to bind odor molecules.

Odorant molecules are flying carriers of the odorant information.

Interaction between ORs and odorants is the first step of the cascade that leads to the odor perception.

Relevant physicochemical information.

Pharmacological compliance.

Native organism of ORs.

Structural molecular features.

ORs sequences.

Redirection to references.