{
  "url": "https://dantelabs.com/traits/glabellar-reflex",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "glabellar-reflex",
    "id": "HP:0030904",
    "name": "Glabellar reflex",
    "definition": "A type of primitive reflex that is elicited by repetitive tapping on the forehead. Normal subjects usually blink in response to the first several taps, but if blinking persists, the response is abnormal and considered to be a sign of frontal release. Persistent blinking is also known as Myerson's sign.",
    "synonyms": [],
    "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": "primitive-reflex",
        "name": "Primitive reflex",
        "url": "https://dantelabs.com/traits/primitive-reflex"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "dnajc6",
        "symbol": "DNAJC6",
        "hgnc": "HGNC:15469",
        "name": "DnaJ heat shock protein family (Hsp40) member C6",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dnajc6"
      },
      {
        "slug": "gm2a",
        "symbol": "GM2A",
        "hgnc": "HGNC:4367",
        "name": "ganglioside GM2 activator",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gm2a"
      },
      {
        "slug": "slc9a6",
        "symbol": "SLC9A6",
        "hgnc": "HGNC:11079",
        "name": "solute carrier family 9 member A6",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc9a6"
      },
      {
        "slug": "glrb",
        "symbol": "GLRB",
        "hgnc": "HGNC:4329",
        "name": "glycine receptor beta",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/glrb"
      }
    ]
  }
}