{
  "url": "https://dantelabs.com/traits/unilateral-deafness",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "unilateral-deafness",
    "id": "HP:0009900",
    "name": "Deafness in one ear",
    "label": "Unilateral deafness",
    "definition": "A unilateral absence of sensory perception of sound.",
    "synonyms": [
      "Deafness, unilateral"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-ear",
        "name": "Abnormality of the ear",
        "url": "https://dantelabs.com/traits/abnormality-of-the-ear"
      }
    ],
    "broader": [
      {
        "slug": "hearing-impairment",
        "name": "Hearing impairment",
        "url": "https://dantelabs.com/traits/hearing-impairment"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "thsd1",
        "symbol": "THSD1",
        "hgnc": "HGNC:17754",
        "name": "thrombospondin type 1 domain containing 1",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/thsd1"
      },
      {
        "slug": "zscan10",
        "symbol": "ZSCAN10",
        "hgnc": "HGNC:12997",
        "name": "zinc finger and SCAN domain containing 10",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/zscan10"
      },
      {
        "slug": "prr12",
        "symbol": "PRR12",
        "hgnc": "HGNC:29217",
        "name": "proline rich 12",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/prr12"
      },
      {
        "slug": "gja1",
        "symbol": "GJA1",
        "hgnc": "HGNC:4274",
        "name": "gap junction protein alpha 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gja1"
      }
    ]
  }
}