{
  "url": "https://dantelabs.com/traits/ridged-fingernail",
  "trait": {
    "bundleId": "2026.10.19-9814e911",
    "release": "2026-09-01",
    "slug": "ridged-fingernail",
    "id": "HP:0008402",
    "name": "Ridged fingernail",
    "definition": "Longitudinal, linear prominences in the fingernail plate.",
    "synonyms": [
      "Longitudinally grooved fingernails",
      "Ridged fingernails"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-integument",
        "name": "Abnormality of the integument",
        "url": "https://dantelabs.com/traits/abnormality-of-the-integument"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-fingernail-morphology",
        "name": "Abnormal fingernails",
        "url": "https://dantelabs.com/traits/abnormal-fingernail-morphology"
      },
      {
        "slug": "ridged-nail",
        "name": "Grooved nails",
        "url": "https://dantelabs.com/traits/ridged-nail"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "efnb1",
        "symbol": "EFNB1",
        "hgnc": "HGNC:3226",
        "name": "ephrin B1",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/efnb1"
      },
      {
        "slug": "msx1",
        "symbol": "MSX1",
        "hgnc": "HGNC:7391",
        "name": "msh homeobox 1",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/msx1"
      },
      {
        "slug": "slc39a4",
        "symbol": "SLC39A4",
        "hgnc": "HGNC:17129",
        "name": "solute carrier family 39 member 4",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc39a4"
      },
      {
        "slug": "dvl1",
        "symbol": "DVL1",
        "hgnc": "HGNC:3084",
        "name": "dishevelled segment polarity protein 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dvl1"
      },
      {
        "slug": "dvl3",
        "symbol": "DVL3",
        "hgnc": "HGNC:3087",
        "name": "dishevelled segment polarity protein 3",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dvl3"
      },
      {
        "slug": "fzd2",
        "symbol": "FZD2",
        "hgnc": "HGNC:4040",
        "name": "frizzled class receptor 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fzd2"
      },
      {
        "slug": "wnt5a",
        "symbol": "WNT5A",
        "hgnc": "HGNC:12784",
        "name": "Wnt family member 5A",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/wnt5a"
      },
      {
        "slug": "tinf2",
        "symbol": "TINF2",
        "hgnc": "HGNC:11824",
        "name": "TERF1 interacting nuclear factor 2",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tinf2"
      }
    ]
  }
}