{
  "url": "https://dantelabs.com/traits/delayed-menarche",
  "trait": {
    "bundleId": "2026.10.16-c6eea6bf",
    "release": "2026-09-01",
    "slug": "delayed-menarche",
    "id": "HP:0012569",
    "name": "Delayed start of first period",
    "label": "Delayed menarche",
    "definition": "First period after the age of 15 years.",
    "synonyms": [],
    "systems": [
      {
        "slug": "abnormality-of-the-endocrine-system",
        "name": "Abnormality of the endocrine system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-endocrine-system"
      },
      {
        "slug": "abnormality-of-the-genitourinary-system",
        "name": "Abnormality of the genitourinary system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-genitourinary-system"
      },
      {
        "slug": "growth-abnormality",
        "name": "Growth abnormality",
        "url": "https://dantelabs.com/traits/growth-abnormality"
      }
    ],
    "broader": [
      {
        "slug": "abnormality-of-the-menstrual-cycle",
        "name": "Abnormality of the menstrual cycle",
        "url": "https://dantelabs.com/traits/abnormality-of-the-menstrual-cycle"
      },
      {
        "slug": "delayed-puberty",
        "name": "Delayed puberty",
        "url": "https://dantelabs.com/traits/delayed-puberty"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "pex10",
        "symbol": "PEX10",
        "hgnc": "HGNC:8851",
        "name": "peroxisomal biogenesis factor 10",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pex10"
      },
      {
        "slug": "fshb",
        "symbol": "FSHB",
        "hgnc": "HGNC:3964",
        "name": "follicle stimulating hormone subunit beta",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fshb"
      },
      {
        "slug": "hrob",
        "symbol": "HROB",
        "hgnc": "HGNC:28460",
        "name": "homologous recombination factor with OB-fold",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hrob"
      },
      {
        "slug": "lmna",
        "symbol": "LMNA",
        "hgnc": "HGNC:6636",
        "name": "lamin A/C",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/lmna"
      },
      {
        "slug": "zmpste24",
        "symbol": "ZMPSTE24",
        "hgnc": "HGNC:12877",
        "name": "zinc metallopeptidase STE24",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/zmpste24"
      },
      {
        "slug": "braf",
        "symbol": "BRAF",
        "hgnc": "HGNC:1097",
        "name": "B-Raf proto-oncogene, serine/threonine kinase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/braf"
      },
      {
        "slug": "cbl",
        "symbol": "CBL",
        "hgnc": "HGNC:1541",
        "name": "Cbl proto-oncogene",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cbl"
      },
      {
        "slug": "dnm1l",
        "symbol": "DNM1L",
        "hgnc": "HGNC:2973",
        "name": "dynamin 1L",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dnm1l"
      },
      {
        "slug": "kras",
        "symbol": "KRAS",
        "hgnc": "HGNC:6407",
        "name": "KRas proto-oncogene, GTPase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/kras"
      },
      {
        "slug": "lztr1",
        "symbol": "LZTR1",
        "hgnc": "HGNC:6742",
        "name": "leucine zipper like post translational regulator 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/lztr1"
      },
      {
        "slug": "mras",
        "symbol": "MRAS",
        "hgnc": "HGNC:7227",
        "name": "muscle RAS oncogene homolog",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mras"
      },
      {
        "slug": "nras",
        "symbol": "NRAS",
        "hgnc": "HGNC:7989",
        "name": "NRAS proto-oncogene, GTPase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nras"
      },
      {
        "slug": "ptpn11",
        "symbol": "PTPN11",
        "hgnc": "HGNC:9644",
        "name": "protein tyrosine phosphatase non-receptor type 11",
        "frequency": "occasional",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/ptpn11"
      },
      {
        "slug": "raf1",
        "symbol": "RAF1",
        "hgnc": "HGNC:9829",
        "name": "Raf-1 proto-oncogene, serine/threonine kinase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/raf1"
      },
      {
        "slug": "rasa2",
        "symbol": "RASA2",
        "hgnc": "HGNC:9872",
        "name": "RAS p21 protein activator 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rasa2"
      },
      {
        "slug": "rit1",
        "symbol": "RIT1",
        "hgnc": "HGNC:10023",
        "name": "Ras like without CAAX 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rit1"
      },
      {
        "slug": "rras",
        "symbol": "RRAS",
        "hgnc": "HGNC:10447",
        "name": "RAS related",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rras"
      },
      {
        "slug": "rras2",
        "symbol": "RRAS2",
        "hgnc": "HGNC:17271",
        "name": "RAS related 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rras2"
      },
      {
        "slug": "slc25a13",
        "symbol": "SLC25A13",
        "hgnc": "HGNC:10983",
        "name": "solute carrier family 25 member 13",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc25a13"
      },
      {
        "slug": "sos1",
        "symbol": "SOS1",
        "hgnc": "HGNC:11187",
        "name": "SOS Ras/Rac guanine nucleotide exchange factor 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/sos1"
      },
      {
        "slug": "sos2",
        "symbol": "SOS2",
        "hgnc": "HGNC:11188",
        "name": "SOS Ras/Rho guanine nucleotide exchange factor 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/sos2"
      },
      {
        "slug": "spred2",
        "symbol": "SPRED2",
        "hgnc": "HGNC:17722",
        "name": "sprouty related EVH1 domain containing 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/spred2"
      },
      {
        "slug": "alms1",
        "symbol": "ALMS1",
        "hgnc": "HGNC:428",
        "name": "ALMS1 centrosome and basal body associated protein",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/alms1"
      },
      {
        "slug": "stub1",
        "symbol": "STUB1",
        "hgnc": "HGNC:11427",
        "name": "STIP1 homology and U-box containing protein 1",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/stub1"
      },
      {
        "slug": "ghr",
        "symbol": "GHR",
        "hgnc": "HGNC:4263",
        "name": "growth hormone receptor",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ghr"
      }
    ]
  }
}