{
  "url": "https://dantelabs.com/traits/erratic-myoclonus",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "erratic-myoclonus",
    "id": "HP:0025357",
    "name": "Erratic myoclonus",
    "definition": "A type of myoclonus in which the myoclonias shift from body region to another in a random and asynchronous fashion. Erratic myoclonus can affect the face or limbs, are brief, single or repetitive, very frequent and nearly continuous.",
    "synonyms": [
      "Fragmentary myoclonus"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-nervous-system",
        "name": "Abnormality of the nervous system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-nervous-system"
      }
    ],
    "broader": [
      {
        "slug": "myoclonus",
        "name": "Jerking",
        "url": "https://dantelabs.com/traits/myoclonus"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "arx",
        "symbol": "ARX",
        "hgnc": "HGNC:18060",
        "name": "aristaless related homeobox",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/arx"
      },
      {
        "slug": "atp6v0a1",
        "symbol": "ATP6V0A1",
        "hgnc": "HGNC:865",
        "name": "ATPase H+ transporting V0 subunit a1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/atp6v0a1"
      },
      {
        "slug": "epm2a",
        "symbol": "EPM2A",
        "hgnc": "HGNC:3413",
        "name": "EPM2A glucan phosphatase, laforin",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/epm2a"
      },
      {
        "slug": "kif1c",
        "symbol": "KIF1C",
        "hgnc": "HGNC:6317",
        "name": "kinesin family member 1C",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/kif1c"
      },
      {
        "slug": "nhlrc1",
        "symbol": "NHLRC1",
        "hgnc": "HGNC:21576",
        "name": "NHL repeat containing E3 ubiquitin protein ligase 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nhlrc1"
      }
    ]
  }
}