{
  "url": "https://dantelabs.com/traits/compensatory-chin-elevation",
  "trait": {
    "bundleId": "2026.10.16-c6eea6bf",
    "release": "2026-09-01",
    "slug": "compensatory-chin-elevation",
    "id": "HP:0001477",
    "name": "Compensatory chin elevation",
    "definition": "A tendency to hold the chin elevated by about 20 to 30 degrees to compensate for a limitation of eye movement.",
    "synonyms": [
      "Compensatory head tilt/chin elevation"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-eye",
        "name": "Abnormality of the eye",
        "url": "https://dantelabs.com/traits/abnormality-of-the-eye"
      }
    ],
    "broader": [
      {
        "slug": "compensatory-head-posture",
        "name": "Compensatory head posture",
        "url": "https://dantelabs.com/traits/compensatory-head-posture"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "ahr",
        "symbol": "AHR",
        "hgnc": "HGNC:348",
        "name": "aryl hydrocarbon receptor",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ahr"
      },
      {
        "slug": "col25a1",
        "symbol": "COL25A1",
        "hgnc": "HGNC:18603",
        "name": "collagen type XXV alpha 1 chain",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col25a1"
      },
      {
        "slug": "kif21a",
        "symbol": "KIF21A",
        "hgnc": "HGNC:19349",
        "name": "kinesin family member 21A",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/kif21a"
      },
      {
        "slug": "phox2a",
        "symbol": "PHOX2A",
        "hgnc": "HGNC:691",
        "name": "paired like homeobox 2A",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/phox2a"
      },
      {
        "slug": "tuba1a",
        "symbol": "TUBA1A",
        "hgnc": "HGNC:20766",
        "name": "tubulin alpha 1a",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tuba1a"
      },
      {
        "slug": "tubb2b",
        "symbol": "TUBB2B",
        "hgnc": "HGNC:30829",
        "name": "tubulin beta 2B class IIb",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tubb2b"
      },
      {
        "slug": "tubb3",
        "symbol": "TUBB3",
        "hgnc": "HGNC:20772",
        "name": "tubulin beta 3 class III",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/tubb3"
      }
    ]
  }
}