{
  "url": "https://dantelabs.com/traits/sleep-attack",
  "trait": {
    "bundleId": "2026.10.18-8b139e39",
    "release": "2026-09-01",
    "slug": "sleep-attack",
    "id": "HP:0002330",
    "name": "Sleep attack",
    "definition": "A sleep attack is a sudden, irresistable episode of sleep that occurs during waking hours.",
    "synonyms": [
      "Paroxysmal drowsiness",
      "Sleep attacks"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-nervous-system",
        "name": "Abnormality of the nervous system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-nervous-system"
      }
    ],
    "broader": [
      {
        "slug": "excessive-sleep",
        "name": "Excessive sleep",
        "url": "https://dantelabs.com/traits/excessive-sleep"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "hcrt",
        "symbol": "HCRT",
        "hgnc": "HGNC:4847",
        "name": "hypocretin neuropeptide precursor",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hcrt"
      }
    ]
  }
}