{
  "url": "https://dantelabs.com/traits/hypercystinemia",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "hypercystinemia",
    "id": "HP:0500151",
    "name": "High blood cystine levels",
    "label": "Hypercystinemia",
    "definition": "The concentration of cystine in the blood circulation is above the upper limit of normal.",
    "synonyms": [
      "Increased blood cystine concentration",
      "Elevated cystine concentration",
      "Elevated cystine level",
      "Elevated cystine level in blood",
      "Increased cystine concentration",
      "Increased cystine level",
      "Increased cystine level in blood"
    ],
    "systems": [
      {
        "slug": "abnormality-of-metabolism-homeostasis",
        "name": "Laboratory abnormality",
        "url": "https://dantelabs.com/traits/abnormality-of-metabolism-homeostasis"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-circulating-cysteine-concentration",
        "name": "Abnormal circulating cysteine concentration",
        "url": "https://dantelabs.com/traits/abnormal-circulating-cysteine-concentration"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "aass",
        "symbol": "AASS",
        "hgnc": "HGNC:17366",
        "name": "aminoadipate-semialdehyde synthase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/aass"
      }
    ]
  }
}