Receptors

Major nodes: Class I | OR1/3/7 | OR2/13 | OR4 | OR5/8/9 | OR6/10/11 | OR12 | OR14-like | Olfactory TAARs

────────────────────────────────────────────────┬───┬───┬───┬───┬───┬────── OR10G4
                                                │   │   │   │   │   └────── OR10G9
                                                │   │   │   │   └────── OR10G7
                                                │   │   │   └────── OR10G8
                                                │   │   └───────┬────── OR10G6
                                                │   │           └───┬────── OR10G3
                                                │   │               └────── OR10G2
                                                │   └────── OR10S1
                                                └───────┬────── OR10D4
                                                        └────── OR10D3