{
  "url": "https://dantelabs.com/traits/short-upper-lip",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "short-upper-lip",
    "id": "HP:0000188",
    "name": "Short upper lip",
    "definition": "Decreased width of the upper lip.",
    "synonyms": [
      "Decreased height of upper lip",
      "Decreased vertical length of upper lip",
      "Shortening of upper lip",
      "Decreased upper labial height",
      "Decreased upper labial length",
      "Vertical deficiency of upper lip"
    ],
    "systems": [
      {
        "slug": "abnormality-of-head-or-neck",
        "name": "Abnormality of head or neck",
        "url": "https://dantelabs.com/traits/abnormality-of-head-or-neck"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-upper-lip-morphology",
        "name": "Abnormality of upper lip",
        "url": "https://dantelabs.com/traits/abnormal-upper-lip-morphology"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "top2b",
        "symbol": "TOP2B",
        "hgnc": "HGNC:11990",
        "name": "DNA topoisomerase II beta",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/top2b"
      },
      {
        "slug": "fig4",
        "symbol": "FIG4",
        "hgnc": "HGNC:16873",
        "name": "FIG4 phosphoinositide 5-phosphatase",
        "frequency": "very-frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/fig4"
      },
      {
        "slug": "cplx1",
        "symbol": "CPLX1",
        "hgnc": "HGNC:2309",
        "name": "complexin 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cplx1"
      },
      {
        "slug": "ctbp1",
        "symbol": "CTBP1",
        "hgnc": "HGNC:2494",
        "name": "C-terminal binding protein 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ctbp1"
      },
      {
        "slug": "fgfrl1",
        "symbol": "FGFRL1",
        "hgnc": "HGNC:3693",
        "name": "fibroblast growth factor receptor like 1",
        "frequency": "frequent",
        "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",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/letm1"
      },
      {
        "slug": "nsd2",
        "symbol": "NSD2",
        "hgnc": "HGNC:12766",
        "name": "nuclear receptor binding SET domain protein 2",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nsd2"
      },
      {
        "slug": "vac14",
        "symbol": "VAC14",
        "hgnc": "HGNC:25507",
        "name": "VAC14 component of PIKFYVE complex",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/vac14"
      },
      {
        "slug": "emc1",
        "symbol": "EMC1",
        "hgnc": "HGNC:28957",
        "name": "ER membrane protein complex subunit 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/emc1"
      },
      {
        "slug": "gria3",
        "symbol": "GRIA3",
        "hgnc": "HGNC:4573",
        "name": "glutamate ionotropic receptor AMPA type subunit 3",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gria3"
      },
      {
        "slug": "twist2",
        "symbol": "TWIST2",
        "hgnc": "HGNC:20670",
        "name": "twist family bHLH transcription factor 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/twist2"
      },
      {
        "slug": "ampd2",
        "symbol": "AMPD2",
        "hgnc": "HGNC:469",
        "name": "adenosine monophosphate deaminase 2",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ampd2"
      },
      {
        "slug": "atrx",
        "symbol": "ATRX",
        "hgnc": "HGNC:886",
        "name": "ATRX chromatin remodeler",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/atrx"
      }
    ]
  }
}