{
  "url": "https://dantelabs.com/traits/prominent-umbilicus",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "prominent-umbilicus",
    "id": "HP:0001544",
    "name": "Prominent belly button",
    "label": "Prominent umbilicus",
    "definition": "Abnormally prominent umbilicus (belly button).",
    "synonyms": [
      "Prominent navel"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-digestive-system",
        "name": "Abnormality of the digestive system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-digestive-system"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-umbilicus-morphology",
        "name": "Abnormal belly button",
        "url": "https://dantelabs.com/traits/abnormal-umbilicus-morphology"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "lmna",
        "symbol": "LMNA",
        "hgnc": "HGNC:6636",
        "name": "lamin A/C",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/lmna"
      },
      {
        "slug": "zmpste24",
        "symbol": "ZMPSTE24",
        "hgnc": "HGNC:12877",
        "name": "zinc metallopeptidase STE24",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/zmpste24"
      },
      {
        "slug": "fgd1",
        "symbol": "FGD1",
        "hgnc": "HGNC:3663",
        "name": "FYVE, RhoGEF and PH domain containing 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fgd1"
      },
      {
        "slug": "cavin1",
        "symbol": "CAVIN1",
        "hgnc": "HGNC:9688",
        "name": "caveolae associated protein 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cavin1"
      },
      {
        "slug": "kat6a",
        "symbol": "KAT6A",
        "hgnc": "HGNC:13013",
        "name": "lysine acetyltransferase 6A",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/kat6a"
      },
      {
        "slug": "agpat2",
        "symbol": "AGPAT2",
        "hgnc": "HGNC:325",
        "name": "1-acylglycerol-3-phosphate O-acyltransferase 2",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/agpat2"
      },
      {
        "slug": "bscl2",
        "symbol": "BSCL2",
        "hgnc": "HGNC:15832",
        "name": "BSCL2 lipid droplet biogenesis associated, seipin",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/bscl2"
      }
    ]
  }
}