{
  "url": "https://dantelabs.com/traits/slender-ulna",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "slender-ulna",
    "id": "HP:0003992",
    "name": "Slender ulna",
    "definition": "Reduction in diameter of the ulna.",
    "synonyms": [],
    "systems": [
      {
        "slug": "abnormality-of-limbs",
        "name": "Abnormality of limbs",
        "url": "https://dantelabs.com/traits/abnormality-of-limbs"
      },
      {
        "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-morphology-of-ulna",
        "name": "Abnormal morphology of ulna",
        "url": "https://dantelabs.com/traits/abnormal-morphology-of-ulna"
      },
      {
        "slug": "slender-forearm-bones",
        "name": "Slender forearm bones",
        "url": "https://dantelabs.com/traits/slender-forearm-bones"
      },
      {
        "slug": "slender-long-bone",
        "name": "Slender long bone",
        "url": "https://dantelabs.com/traits/slender-long-bone"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "rab3gap2",
        "symbol": "RAB3GAP2",
        "hgnc": "HGNC:17168",
        "name": "RAB3 GTPase activating non-catalytic protein subunit 2",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rab3gap2"
      }
    ]
  }
}