{
  "url": "https://dantelabs.com/traits/jerky-head-movements",
  "trait": {
    "bundleId": "2026.10.19-9814e911",
    "release": "2026-09-01",
    "slug": "jerky-head-movements",
    "id": "HP:0006961",
    "name": "Head jerking",
    "label": "Jerky head movements",
    "synonyms": [
      "Jerking head movements"
    ],
    "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": "abnormal-head-movements",
        "name": "Abnormal head movements",
        "url": "https://dantelabs.com/traits/abnormal-head-movements"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "dlat",
        "symbol": "DLAT",
        "hgnc": "HGNC:2896",
        "name": "dihydrolipoamide S-acetyltransferase",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dlat"
      },
      {
        "slug": "vamp1",
        "symbol": "VAMP1",
        "hgnc": "HGNC:12642",
        "name": "vesicle associated membrane protein 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/vamp1"
      },
      {
        "slug": "mapt",
        "symbol": "MAPT",
        "hgnc": "HGNC:6893",
        "name": "microtubule associated protein tau",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mapt"
      },
      {
        "slug": "pigt",
        "symbol": "PIGT",
        "hgnc": "HGNC:14938",
        "name": "phosphatidylinositol glycan anchor biosynthesis class T",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pigt"
      },
      {
        "slug": "prnp",
        "symbol": "PRNP",
        "hgnc": "HGNC:9449",
        "name": "prion protein (Kanno blood group)",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/prnp"
      },
      {
        "slug": "cacna1h",
        "symbol": "CACNA1H",
        "hgnc": "HGNC:1395",
        "name": "calcium voltage-gated channel subunit alpha1 H",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cacna1h"
      },
      {
        "slug": "gabra1",
        "symbol": "GABRA1",
        "hgnc": "HGNC:4075",
        "name": "gamma-aminobutyric acid type A receptor subunit alpha1",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gabra1"
      },
      {
        "slug": "gabrb3",
        "symbol": "GABRB3",
        "hgnc": "HGNC:4083",
        "name": "gamma-aminobutyric acid type A receptor subunit beta3",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gabrb3"
      },
      {
        "slug": "gabrg2",
        "symbol": "GABRG2",
        "hgnc": "HGNC:4087",
        "name": "gamma-aminobutyric acid type A receptor subunit gamma2",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gabrg2"
      },
      {
        "slug": "jrk",
        "symbol": "JRK",
        "hgnc": "HGNC:6199",
        "name": "Jrk helix-turn-helix protein",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/jrk"
      }
    ]
  }
}