{
  "url": "https://dantelabs.com/traits/upper-limb-postural-tremor",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "upper-limb-postural-tremor",
    "id": "HP:0007351",
    "name": "Upper limb postural tremor",
    "definition": "A type of tremors that is triggered by holding an arm in a fixed position.",
    "synonyms": [
      "Postural tremor of arms"
    ],
    "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": "limb-tremor",
        "name": "Limb tremor",
        "url": "https://dantelabs.com/traits/limb-tremor"
      },
      {
        "slug": "postural-tremor",
        "name": "Postural tremor",
        "url": "https://dantelabs.com/traits/postural-tremor"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "cox18",
        "symbol": "COX18",
        "hgnc": "HGNC:26801",
        "name": "cytochrome c oxidase assembly factor COX18",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cox18"
      },
      {
        "slug": "col6a3",
        "symbol": "COL6A3",
        "hgnc": "HGNC:2213",
        "name": "collagen type VI alpha 3 chain",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col6a3"
      },
      {
        "slug": "itpr1",
        "symbol": "ITPR1",
        "hgnc": "HGNC:6180",
        "name": "inositol 1,4,5-trisphosphate receptor type 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/itpr1"
      },
      {
        "slug": "pla2g6",
        "symbol": "PLA2G6",
        "hgnc": "HGNC:9039",
        "name": "phospholipase A2 group VI",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pla2g6"
      },
      {
        "slug": "tspoap1",
        "symbol": "TSPOAP1",
        "hgnc": "HGNC:16831",
        "name": "TSPO associated protein 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tspoap1"
      },
      {
        "slug": "ano3",
        "symbol": "ANO3",
        "hgnc": "HGNC:14004",
        "name": "anoctamin 3",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ano3"
      },
      {
        "slug": "cacna1g",
        "symbol": "CACNA1G",
        "hgnc": "HGNC:1394",
        "name": "calcium voltage-gated channel subunit alpha1 G",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cacna1g"
      },
      {
        "slug": "cars2",
        "symbol": "CARS2",
        "hgnc": "HGNC:25695",
        "name": "cysteinyl-tRNA synthetase 2, mitochondrial",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cars2"
      },
      {
        "slug": "lmnb1",
        "symbol": "LMNB1",
        "hgnc": "HGNC:6637",
        "name": "lamin B1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/lmnb1"
      },
      {
        "slug": "tubb4a",
        "symbol": "TUBB4A",
        "hgnc": "HGNC:20774",
        "name": "tubulin beta 4A class IVa",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tubb4a"
      },
      {
        "slug": "mpz",
        "symbol": "MPZ",
        "hgnc": "HGNC:7225",
        "name": "myelin protein zero",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mpz"
      },
      {
        "slug": "pmp22",
        "symbol": "PMP22",
        "hgnc": "HGNC:9118",
        "name": "peripheral myelin protein 22",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pmp22"
      }
    ]
  }
}