{
  "url": "https://dantelabs.com/traits/onychoheterotopia",
  "trait": {
    "bundleId": "2026.10.16-c6eea6bf",
    "release": "2026-09-01",
    "slug": "onychoheterotopia",
    "id": "HP:6001189",
    "name": "Onychoheterotopia",
    "definition": "Growth of nail tissue outside the ungual plate, generally in the finger.",
    "synonyms": [
      "Ectopic fingernail"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-integument",
        "name": "Abnormality of the integument",
        "url": "https://dantelabs.com/traits/abnormality-of-the-integument"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-nail-morphology",
        "name": "Abnormality of the nail",
        "url": "https://dantelabs.com/traits/abnormal-nail-morphology"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "psmd12",
        "symbol": "PSMD12",
        "hgnc": "HGNC:9557",
        "name": "proteasome 26S subunit, non-ATPase 12",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/psmd12"
      }
    ]
  }
}