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        "url": "https://dantelabs.com/traits/attention-deficit-hyperactivity-disorder"
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        "frequency": "occasional",
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        "url": "https://dantelabs.com/traits/autistic-behavior"
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        "systems": [
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        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/atypical-behavior"
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        "slug": "brain-atrophy",
        "name": "Brain degeneration",
        "systems": [
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        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/brain-atrophy"
      },
      {
        "slug": "cerebral-visual-impairment",
        "name": "Cerebral visual impairment",
        "systems": [
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        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/cerebral-visual-impairment"
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        "slug": "clonic-seizure",
        "name": "Clonic seizure",
        "systems": [
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        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/clonic-seizure"
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      {
        "slug": "cognitive-impairment",
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        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/cognitive-impairment"
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        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/hyporeflexia"
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        "slug": "cerebral-atrophy",
        "name": "Degeneration of cerebrum",
        "systems": [
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        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/cerebral-atrophy"
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      {
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        "name": "Deja vu",
        "systems": [
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        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/deja-vu-aura"
      },
      {
        "slug": "delayed-speech-and-language-development",
        "name": "Delayed speech and language development",
        "systems": [
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        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/delayed-speech-and-language-development"
      },
      {
        "slug": "diminished-deep-tendon-reflex",
        "name": "Diminished deep tendon reflex",
        "systems": [
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        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/diminished-deep-tendon-reflex"
      },
      {
        "slug": "dyskinesia",
        "name": "Disorder of involuntary muscle movements",
        "systems": [
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        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/dyskinesia"
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      {
        "slug": "downslanted-palpebral-fissures",
        "name": "Downward slanting of the opening between the eyelids",
        "systems": [
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        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/downslanted-palpebral-fissures"
      },
      {
        "slug": "ptosis",
        "name": "Drooping upper eyelid",
        "systems": [
          "abnormality-of-the-eye"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/ptosis"
      },
      {
        "slug": "eeg-with-focal-epileptiform-discharges",
        "name": "EEG with focal epileptiform discharges",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "very-frequent",
        "url": "https://dantelabs.com/traits/eeg-with-focal-epileptiform-discharges"
      },
      {
        "slug": "eeg-with-multifocal-slow-activity",
        "name": "EEG with multifocal slow activity",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/eeg-with-multifocal-slow-activity"
      },
      {
        "slug": "encephalopathy",
        "name": "Encephalopathy",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "very-frequent",
        "url": "https://dantelabs.com/traits/encephalopathy"
      },
      {
        "slug": "seizure",
        "name": "Epilepsy",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "obligate",
        "url": "https://dantelabs.com/traits/seizure"
      },
      {
        "slug": "epileptic-encephalopathy",
        "name": "Epileptic encephalopathy",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "url": "https://dantelabs.com/traits/epileptic-encephalopathy"
      },
      {
        "slug": "hypodontia",
        "name": "Failure of development of between one and six teeth",
        "systems": [
          "abnormality-of-head-or-neck"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/hypodontia"
      },
      {
        "slug": "failure-to-thrive",
        "name": "Faltering weight",
        "systems": [
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        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/failure-to-thrive"
      },
      {
        "slug": "feeding-difficulties",
        "name": "Feeding difficulties",
        "systems": [
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        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/feeding-difficulties"
      },
      {
        "slug": "flushing",
        "name": "Flushing",
        "systems": [
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        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/flushing"
      },
      {
        "slug": "focal-aware-seizure",
        "name": "Focal aware seizure",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/focal-aware-seizure"
      },
      {
        "slug": "focal-cortical-dysplasia",
        "name": "Focal cortical dysplasia",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/focal-cortical-dysplasia"
      },
      {
        "slug": "focal-impaired-awareness-seizure",
        "name": "Focal impaired awareness seizure",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/focal-impaired-awareness-seizure"
      },
      {
        "slug": "gastrostomy-tube-feeding-in-infancy",
        "name": "Gastrostomy tube feeding in infancy",
        "systems": [
          "abnormality-of-the-digestive-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/gastrostomy-tube-feeding-in-infancy"
      },
      {
        "slug": "generalized-hypotonia",
        "name": "Generalized decreased muscle tone",
        "systems": [
          "abnormality-of-the-musculoskeletal-system"
        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/generalized-hypotonia"
      },
      {
        "slug": "global-developmental-delay",
        "name": "Global developmental delay",
        "systems": [
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        ],
        "frequency": "obligate",
        "url": "https://dantelabs.com/traits/global-developmental-delay"
      },
      {
        "slug": "bilateral-tonic-clonic-seizure",
        "name": "Grand mal seizures",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/bilateral-tonic-clonic-seizure"
      },
      {
        "slug": "auditory-hallucination",
        "name": "Hallucinations of sound",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/auditory-hallucination"
      },
      {
        "slug": "hemimegalencephaly",
        "name": "Hemimegalencephaly",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "very-rare",
        "url": "https://dantelabs.com/traits/hemimegalencephaly"
      },
      {
        "slug": "high-forehead",
        "name": "High forehead",
        "systems": [
          "abnormality-of-head-or-neck"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/high-forehead"
      },
      {
        "slug": "hypsarrhythmia",
        "name": "Hypsarrhythmia",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/hypsarrhythmia"
      },
      {
        "slug": "impulsivity",
        "name": "Impulsivity",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/impulsivity"
      },
      {
        "slug": "inability-to-walk",
        "name": "Inability to walk",
        "systems": [
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        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/inability-to-walk"
      },
      {
        "slug": "limb-hypertonia",
        "name": "Increased muscle tone of arm or leg",
        "systems": [
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          "abnormality-of-the-musculoskeletal-system"
        ],
        "frequency": "very-rare",
        "url": "https://dantelabs.com/traits/limb-hypertonia"
      },
      {
        "slug": "infantile-spasms",
        "name": "Infantile spasms",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/infantile-spasms"
      },
      {
        "slug": "intellectual-disability",
        "name": "Intellectual disability",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/intellectual-disability"
      },
      {
        "slug": "borderline-intellectual-disability",
        "name": "Intellectual disability, borderline",
        "systems": [
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        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/borderline-intellectual-disability"
      },
      {
        "slug": "interictal-eeg-abnormality",
        "name": "Interictal EEG abnormality",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/interictal-eeg-abnormality"
      },
      {
        "slug": "involuntary-movements",
        "name": "Involuntary movements",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/involuntary-movements"
      },
      {
        "slug": "spasticity",
        "name": "Involuntary muscle stiffness, contraction, or spasm",
        "systems": [
          "abnormality-of-the-musculoskeletal-system",
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/spasticity"
      },
      {
        "slug": "nystagmus",
        "name": "Involuntary, rapid, rhythmic eye movements",
        "systems": [
          "abnormality-of-the-eye"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/nystagmus"
      },
      {
        "slug": "myoclonus",
        "name": "Jerking",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/myoclonus"
      },
      {
        "slug": "decreased-fetal-movement",
        "name": "Less than 10 fetal movements in 12 hours",
        "systems": [
          "abnormality-of-prenatal-development-or-birth"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/decreased-fetal-movement"
      },
      {
        "slug": "developmental-regression",
        "name": "Loss of developmental milestones",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/developmental-regression"
      },
      {
        "slug": "expressive-aphasia",
        "name": "Loss of expressive speech",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/expressive-aphasia"
      },
      {
        "slug": "hypotonia",
        "name": "Low muscle tone",
        "systems": [
          "abnormality-of-the-musculoskeletal-system"
        ],
        "frequency": "obligate",
        "url": "https://dantelabs.com/traits/hypotonia"
      },
      {
        "slug": "mental-deterioration",
        "name": "Mental deterioration",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/mental-deterioration"
      },
      {
        "slug": "polymicrogyria",
        "name": "More grooves in brain",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/polymicrogyria"
      },
      {
        "slug": "multifocal-epileptiform-discharges",
        "name": "Multifocal epileptiform discharges",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/multifocal-epileptiform-discharges"
      },
      {
        "slug": "nocturnal-seizures",
        "name": "Nocturnal seizures",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/nocturnal-seizures"
      },
      {
        "slug": "optic-atrophy",
        "name": "Optic atrophy",
        "systems": [
          "abnormality-of-the-eye"
        ],
        "frequency": "very-rare",
        "url": "https://dantelabs.com/traits/optic-atrophy"
      },
      {
        "slug": "pain",
        "name": "Pain",
        "systems": [
          "constitutional-symptom"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/pain"
      },
      {
        "slug": "pallor",
        "name": "Paleness",
        "systems": [
          "abnormality-of-the-integument"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/pallor"
      },
      {
        "slug": "paresthesia",
        "name": "Pins and needles feeling",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/paresthesia"
      },
      {
        "slug": "poor-head-control",
        "name": "Poor head control",
        "systems": [
          "abnormality-of-the-musculoskeletal-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/poor-head-control"
      },
      {
        "slug": "dysphagia",
        "name": "Poor swallowing",
        "systems": [
          "abnormality-of-the-digestive-system",
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/dysphagia"
      },
      {
        "slug": "status-epilepticus",
        "name": "Repeated seizures without recovery between them",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "very-rare",
        "url": "https://dantelabs.com/traits/status-epilepticus"
      },
      {
        "slug": "retinal-degeneration",
        "name": "Retina degeneration",
        "systems": [
          "abnormality-of-the-eye"
        ],
        "frequency": "very-rare",
        "url": "https://dantelabs.com/traits/retinal-degeneration"
      },
      {
        "slug": "rigidity",
        "name": "Rigidity",
        "systems": [
          "abnormality-of-the-musculoskeletal-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/rigidity"
      },
      {
        "slug": "focal-onset-seizure",
        "name": "Seizure affecting one half of brain",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "obligate",
        "url": "https://dantelabs.com/traits/focal-onset-seizure"
      },
      {
        "slug": "short-stature",
        "name": "Short stature",
        "systems": [
          "growth-abnormality"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/short-stature"
      },
      {
        "slug": "simple-febrile-seizure",
        "name": "Simple febrile seizure",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/simple-febrile-seizure"
      },
      {
        "slug": "small-face",
        "name": "Small face",
        "systems": [
          "abnormality-of-head-or-neck"
        ],
        "frequency": "obligate",
        "url": "https://dantelabs.com/traits/small-face"
      },
      {
        "slug": "spastic-tetraplegia",
        "name": "Spastic tetraplegia",
        "systems": [
          "abnormality-of-the-musculoskeletal-system",
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/spastic-tetraplegia"
      },
      {
        "slug": "tremor",
        "name": "Tremor",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/tremor"
      },
      {
        "slug": "hypoplasia-of-the-corpus-callosum",
        "name": "Underdevelopment of part of brain called corpus callosum",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "frequent",
        "url": "https://dantelabs.com/traits/hypoplasia-of-the-corpus-callosum"
      },
      {
        "slug": "unsteady-gait",
        "name": "Unsteady walk",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/unsteady-gait"
      },
      {
        "slug": "visual-hallucination",
        "name": "Visual hallucinations",
        "systems": [
          "abnormality-of-the-nervous-system"
        ],
        "frequency": "occasional",
        "url": "https://dantelabs.com/traits/visual-hallucination"
      }
    ],
    "related": [
      {
        "slug": "aars1",
        "symbol": "AARS1",
        "name": "alanyl-tRNA synthetase 1",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/aars1"
      },
      {
        "slug": "abat",
        "symbol": "ABAT",
        "name": "4-aminobutyrate aminotransferase",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/abat"
      },
      {
        "slug": "actl6b",
        "symbol": "ACTL6B",
        "name": "actin like 6B",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/actl6b"
      },
      {
        "slug": "adam22",
        "symbol": "ADAM22",
        "name": "ADAM metallopeptidase domain 22",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/adam22"
      },
      {
        "slug": "aldh7a1",
        "symbol": "ALDH7A1",
        "name": "aldehyde dehydrogenase 7 family member A1",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/aldh7a1"
      },
      {
        "slug": "alg13",
        "symbol": "ALG13",
        "name": "ALG13 UDP-N-acetylglucosaminyltransferase subunit",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/alg13"
      },
      {
        "slug": "ap3b2",
        "symbol": "AP3B2",
        "name": "adaptor related protein complex 3 subunit beta 2",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/ap3b2"
      },
      {
        "slug": "arhgef9",
        "symbol": "ARHGEF9",
        "name": "Cdc42 guanine nucleotide exchange factor 9",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/arhgef9"
      },
      {
        "slug": "arv1",
        "symbol": "ARV1",
        "name": "ARV1 fatty acid homeostasis modulator",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/arv1"
      },
      {
        "slug": "arx",
        "symbol": "ARX",
        "name": "aristaless related homeobox",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/arx"
      },
      {
        "slug": "atp1a2",
        "symbol": "ATP1A2",
        "name": "ATPase Na+/K+ transporting subunit alpha 2",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/atp1a2"
      },
      {
        "slug": "atp1a3",
        "symbol": "ATP1A3",
        "name": "ATPase Na+/K+ transporting subunit alpha 3",
        "shared": 1,
        "url": "https://dantelabs.com/nl/genes/atp1a3"
      }
    ],
    "sources": {
      "bundleId": "2026.10.16-c6eea6bf",
      "panel": "2026-10-16",
      "acmgSf": "SF v3.2"
    },
    "locusKind": "proteinCoding"
  },
  "variants": {
    "total": 2,
    "url": "https://dantelabs.com/genes/scn3a/variants",
    "items": [
      {
        "slug": "f195lfs54",
        "name": "F195Lfs*54",
        "commonName": null,
        "symbol": "SCN3A",
        "classification": "pathogenic",
        "stars": 3,
        "hgvsC": "c.585_586del",
        "position": 165164407,
        "grch37Position": 166020917,
        "part": {
          "kind": "exon",
          "number": 6
        },
        "url": "https://dantelabs.com/genes/scn3a/variants/f195lfs54"
      },
      {
        "slug": "i875t",
        "name": "I875T",
        "commonName": null,
        "symbol": "SCN3A",
        "classification": "pathogenic",
        "stars": 3,
        "hgvsC": "c.2624T>C",
        "position": 165130238,
        "grch37Position": 165986748,
        "part": {
          "kind": "exon",
          "number": 17
        },
        "url": "https://dantelabs.com/genes/scn3a/variants/i875t"
      }
    ]
  }
}