{
  "url": "https://dantelabs.com/traits/abnormal-sternal-ossification",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "abnormal-sternal-ossification",
    "id": "HP:0011863",
    "name": "Abnormal maturation of breastbone",
    "label": "Abnormal sternal ossification",
    "definition": "Any anomaly in the formation of the bony substance of the sternum.",
    "synonyms": [
      "Sternal ossification center abnormalities",
      "Sternal ossification centre abnormalities"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-musculoskeletal-system",
        "name": "Abnormality of the musculoskeletal system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-musculoskeletal-system"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-enchondral-ossification",
        "name": "Abnormal enchondral ossification",
        "url": "https://dantelabs.com/traits/abnormal-enchondral-ossification"
      },
      {
        "slug": "abnormal-sternum-morphology",
        "name": "Abnormality of the sternum",
        "url": "https://dantelabs.com/traits/abnormal-sternum-morphology"
      }
    ],
    "narrower": [
      {
        "slug": "absent-sternal-ossification",
        "name": "Absent bone maturation in sternum",
        "genes": 5,
        "url": "https://dantelabs.com/traits/absent-sternal-ossification"
      },
      {
        "slug": "fused-sternal-ossification-centers",
        "name": "Fused sternal ossification centers",
        "genes": 1,
        "url": "https://dantelabs.com/traits/fused-sternal-ossification-centers"
      },
      {
        "slug": "large-sternal-ossification-centers",
        "name": "Large sternal ossification centers",
        "genes": 1,
        "url": "https://dantelabs.com/traits/large-sternal-ossification-centers"
      }
    ],
    "genes": [
      {
        "slug": "cplx1",
        "symbol": "CPLX1",
        "hgnc": "HGNC:2309",
        "name": "complexin 1",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cplx1"
      },
      {
        "slug": "ctbp1",
        "symbol": "CTBP1",
        "hgnc": "HGNC:2494",
        "name": "C-terminal binding protein 1",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ctbp1"
      },
      {
        "slug": "fgfrl1",
        "symbol": "FGFRL1",
        "hgnc": "HGNC:3693",
        "name": "fibroblast growth factor receptor like 1",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fgfrl1"
      },
      {
        "slug": "letm1",
        "symbol": "LETM1",
        "hgnc": "HGNC:6556",
        "name": "leucine zipper and EF-hand containing transmembrane protein 1",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/letm1"
      },
      {
        "slug": "nsd2",
        "symbol": "NSD2",
        "hgnc": "HGNC:12766",
        "name": "nuclear receptor binding SET domain protein 2",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nsd2"
      }
    ]
  }
}