{
  "url": "https://dantelabs.com/traits/tritanomaly",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "tritanomaly",
    "id": "HP:0000552",
    "name": "Blue yellow color blindness",
    "label": "Tritanomaly",
    "definition": "Difficulty distinguishing between yellow and blue, possible related to dysfunction of the S photopigment.",
    "synonyms": [
      "Blue yellow colour blindness",
      "Blue-yellow dyschromatopsia",
      "Dyschromatopsia, blue-yellow"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-eye",
        "name": "Abnormality of the eye",
        "url": "https://dantelabs.com/traits/abnormality-of-the-eye"
      }
    ],
    "broader": [
      {
        "slug": "anomalous-trichromacy",
        "name": "Anomalous trichromacy",
        "url": "https://dantelabs.com/traits/anomalous-trichromacy"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "rbp4",
        "symbol": "RBP4",
        "hgnc": "HGNC:9922",
        "name": "retinol binding protein 4",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rbp4"
      },
      {
        "slug": "gucy2d",
        "symbol": "GUCY2D",
        "hgnc": "HGNC:4689",
        "name": "guanylate cyclase 2D, retinal",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gucy2d"
      },
      {
        "slug": "opn1sw",
        "symbol": "OPN1SW",
        "hgnc": "HGNC:1012",
        "name": "opsin 1, short wave sensitive",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/opn1sw"
      },
      {
        "slug": "poc1b",
        "symbol": "POC1B",
        "hgnc": "HGNC:30836",
        "name": "POC1 centriolar protein B",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/poc1b"
      },
      {
        "slug": "c1qtnf5",
        "symbol": "C1QTNF5",
        "hgnc": "HGNC:14344",
        "name": "C1q and TNF related 5",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/c1qtnf5"
      },
      {
        "slug": "opa3",
        "symbol": "OPA3",
        "hgnc": "HGNC:8142",
        "name": "outer mitochondrial membrane lipid metabolism regulator OPA3",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/opa3"
      },
      {
        "slug": "dnm1l",
        "symbol": "DNM1L",
        "hgnc": "HGNC:2973",
        "name": "dynamin 1L",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dnm1l"
      },
      {
        "slug": "nr2e3",
        "symbol": "NR2E3",
        "hgnc": "HGNC:7974",
        "name": "nuclear receptor subfamily 2 group E member 3",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nr2e3"
      },
      {
        "slug": "opa1",
        "symbol": "OPA1",
        "hgnc": "HGNC:8140",
        "name": "OPA1 mitochondrial dynamin like GTPase",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/opa1"
      }
    ]
  }
}