OX-A OX-B | Orexin-A Orexin-B | Human | HCRT | 17q21.1 | 1697 1699 | 602358 | Hs0.158348 | 4847 | N.A. |
| | Mouse | Hcrt | 11qD | | 15171 | Mm0.10096 | | |
| | Rat | Hcrt | 10q32.1 | | 25723 | Rn0.7628 | | |
OX1 receptor | Hypocretin (orexin) receptor 1 | Human | HCRTR1 | 1p35.2 | N.A. | 3061 | Hs0.388226 | 4848 | 10009 |
| | Mouse | Hcrtr1 | 4qD2.2 | | 23077 | Mm0.246595 | | |
| | Rat | Hcrtrt | 5q36 | | 25593 | Rn0.88262 | | |
OX2 receptor | Hypocretin (orexin) receptor 2 | Human | HCRTR2 | 6p12.1 | N.A. | 3062 | Hs0.151624 | 4849 | 12968 |
| | Mouse | Hcrtr2 | 9qD | | 387285 | Rn0.9893 | | |
| | Rat | Hcrtr2 | 8q24 | | 25605 | Mm0.335300 | | |