{
  "url": "https://dantelabs.com/traits/cervical-instability",
  "trait": {
    "bundleId": "2026.10.18-8b139e39",
    "release": "2026-09-01",
    "slug": "cervical-instability",
    "id": "HP:0008462",
    "name": "Cervical instability",
    "synonyms": [],
    "systems": [
      {
        "slug": "abnormality-of-the-musculoskeletal-system",
        "name": "Abnormality of the musculoskeletal system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-musculoskeletal-system"
      }
    ],
    "broader": [
      {
        "slug": "spinal-instability",
        "name": "Spinal instability",
        "url": "https://dantelabs.com/traits/spinal-instability"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "col2a1",
        "symbol": "COL2A1",
        "hgnc": "HGNC:2200",
        "name": "collagen type II alpha 1 chain",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/col2a1"
      },
      {
        "slug": "extl3",
        "symbol": "EXTL3",
        "hgnc": "HGNC:3518",
        "name": "exostosin like glycosyltransferase 3",
        "frequency": "occasional",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/extl3"
      },
      {
        "slug": "notch2",
        "symbol": "NOTCH2",
        "hgnc": "HGNC:7882",
        "name": "notch receptor 2",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/notch2"
      }
    ]
  }
}