Receptors

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

────────────────────────────────────────────────────┬───┬───────────┬───┬────── OR6A2
                                                    │   │           │   └───┬────── OR6B2
                                                    │   │           │       └────── OR6B3
                                                    │   │           └────── OR6B1
                                                    │   └───┬────── OR6P1
                                                    │       └────── OR6Y1
                                                    └────── OR6Q1