Receptors

Major nodes: Class I | OR1/3/7 | OR2/13 | OR4 | OR5/8/9 | OR6/10/11 | OR10D/G/S | OR12 | OR14-like | Olfactory TAARs

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