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
────────────────────────────────────────────────┬───┬───────┬───┬───────────┬───┬────── OR6A2
                                                │   │       │   │           │   └───┬────── OR6B2
                                                │   │       │   │           │       └────── OR6B3
                                                │   │       │   │           └────── OR6B1
                                                │   │       │   └───┬────── OR6P1
                                                │   │       │       └────── OR6Y1
                                                │   │       └────── OR6Q1
                                                │   └───────┬───┬───┬───┬────── OR6S1
                                                │           │   │   │   └───┬───────┬───┬────── OR6M1
                                                │           │   │   │       │       │   └────── OR6J1
                                                │           │   │   │       │       └───┬────────── OR6C4
                                                │           │   │   │       │           └───┬───┬────── OR6C1
                                                │           │   │   │       │               │   └────── OR6C3
                                                │           │   │   │       │               └───┬───┬────── OR6C2
                                                │           │   │   │       │                   │   └────── OR6C68
                                                │           │   │   │       │                   └───┬───┬───┬────── OR6C6
                                                │           │   │   │       │                       │   │   └────── OR6C74
                                                │           │   │   │       │                       │   └────── OR6C70
                                                │           │   │   │       │                       └───┬───┬────── OR6C65
                                                │           │   │   │       │                           │   └────── OR6C76
                                                │           │   │   │       │                           └────── OR6C75
                                                │           │   │   │       └────── OR6T1
                                                │           │   │   └────────── OR6V1
                                                │           │   └────── OR6F1
                                                │           └────── OR6X1
                                                └───┬───┬───┬────── OR6K6
                                                    │   │   └────── OR6K3
                                                    │   └────── OR6K2
                                                    └───┬────── OR6N2
                                                        └────── OR6N1