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

────────────────────────────────────────────────────────────────────────────┬───────┬───┬────── OR6M1
                                                                            │       │   └────── OR6J1
                                                                            │       └───┬───┬────── OR2AP1
                                                                            │           │   └────── OR6C4
                                                                            │           └───┬───┬────── OR6C1
                                                                            │               │   └────── OR6C3
                                                                            │               └───┬───┬────── OR6C2
                                                                            │                   │   └────── OR6C68
                                                                            │                   └───┬───┬───┬────── OR6C6
                                                                            │                       │   │   └────── OR6C74
                                                                            │                       │   └────── OR6C70
                                                                            │                       └───┬───┬────── OR6C65
                                                                            │                           │   └────── OR6C76
                                                                            │                           └────── OR6C75
                                                                            └────── OR6T1