{
  "url": "https://dantelabs.com/traits/irregular-iliac-crest",
  "trait": {
    "bundleId": "2026.10.19-9814e911",
    "release": "2026-09-01",
    "slug": "irregular-iliac-crest",
    "id": "HP:0003796",
    "name": "Irregular iliac crest",
    "definition": "Irregularity of the iliac crest, which is the superior border of the wing of the ilium.",
    "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": "abnormal-ilium-morphology",
        "name": "Abnormal ilium morphology",
        "url": "https://dantelabs.com/traits/abnormal-ilium-morphology"
      }
    ],
    "narrower": [
      {
        "slug": "iliac-crest-serration",
        "name": "Iliac crest serration",
        "genes": 3,
        "url": "https://dantelabs.com/traits/iliac-crest-serration"
      },
      {
        "slug": "iliac-horns",
        "name": "Iliac horns",
        "genes": 1,
        "url": "https://dantelabs.com/traits/iliac-horns"
      }
    ],
    "genes": [
      {
        "slug": "col2a1",
        "symbol": "COL2A1",
        "hgnc": "HGNC:2200",
        "name": "collagen type II alpha 1 chain",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col2a1"
      },
      {
        "slug": "idh1",
        "symbol": "IDH1",
        "hgnc": "HGNC:5382",
        "name": "isocitrate dehydrogenase (NADP(+)) 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/idh1"
      }
    ]
  }
}