Receptors

Major nodes: ClassI | OR1/3/7 | OR2/13 | OR2M/T/V | OR4/12 | OR5/8/9 | OR5A/AN | OR6/10/11 | OR10D/G/S | OR14 | OR51/52 | Schiff6

────────────────────────────────────────────┬───┬───┬───┬───┬───┬────── OR11H1
                                            │   │   │   │   │   └────── OR11H12
                                            │   │   │   │   └────── OR11H2
                                            │   │   │   └────── OR11H4
                                            │   │   └────── OR11H6
                                            │   └────── OR11H7
                                            └────── OR11G2