{
  "url": "https://dantelabs.com/traits/recurrent-hand-flapping",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "recurrent-hand-flapping",
    "id": "HP:0100023",
    "name": "Recurrent hand flapping",
    "definition": "A type of repetitive behavior in which the affected individual repeatedly waves the hands and/or arms rhythmically.",
    "synonyms": [],
    "systems": [
      {
        "slug": "abnormality-of-the-nervous-system",
        "name": "Abnormality of the nervous system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-nervous-system"
      }
    ],
    "broader": [
      {
        "slug": "stereotypic-upper-extremity-movements",
        "name": "Stereotypic upper-extremity movements",
        "url": "https://dantelabs.com/traits/stereotypic-upper-extremity-movements"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "chd8",
        "symbol": "CHD8",
        "hgnc": "HGNC:20153",
        "name": "chromodomain helicase DNA binding protein 8",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/chd8"
      },
      {
        "slug": "fdxr",
        "symbol": "FDXR",
        "hgnc": "HGNC:3642",
        "name": "ferredoxin reductase",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fdxr"
      },
      {
        "slug": "gabbr2",
        "symbol": "GABBR2",
        "hgnc": "HGNC:4507",
        "name": "gamma-aminobutyric acid type B receptor subunit 2",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gabbr2"
      },
      {
        "slug": "klhl20",
        "symbol": "KLHL20",
        "hgnc": "HGNC:25056",
        "name": "kelch like family member 20",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/klhl20"
      },
      {
        "slug": "rnu2-2",
        "symbol": "RNU2-2",
        "hgnc": "HGNC:10152",
        "name": "RNA, U2 small nuclear 2",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rnu2-2"
      },
      {
        "slug": "taf4",
        "symbol": "TAF4",
        "hgnc": "HGNC:11537",
        "name": "TATA-box binding protein associated factor 4",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/taf4"
      },
      {
        "slug": "trappc6b",
        "symbol": "TRAPPC6B",
        "hgnc": "HGNC:23066",
        "name": "trafficking protein particle complex subunit 6B",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/trappc6b"
      },
      {
        "slug": "uggt1",
        "symbol": "UGGT1",
        "hgnc": "HGNC:15663",
        "name": "UDP-glucose glycoprotein glucosyltransferase 1",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/uggt1"
      },
      {
        "slug": "mecp2",
        "symbol": "MECP2",
        "hgnc": "HGNC:6990",
        "name": "methyl-CpG binding protein 2",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mecp2"
      },
      {
        "slug": "aff2",
        "symbol": "AFF2",
        "hgnc": "HGNC:3776",
        "name": "ALF transcription elongation factor 2",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/aff2"
      },
      {
        "slug": "cux2",
        "symbol": "CUX2",
        "hgnc": "HGNC:19347",
        "name": "cut like homeobox 2",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cux2"
      },
      {
        "slug": "dhps",
        "symbol": "DHPS",
        "hgnc": "HGNC:2869",
        "name": "deoxyhypusine synthase",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dhps"
      },
      {
        "slug": "fmr1",
        "symbol": "FMR1",
        "hgnc": "HGNC:3775",
        "name": "fragile X messenger ribonucleoprotein 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fmr1"
      },
      {
        "slug": "hecw2",
        "symbol": "HECW2",
        "hgnc": "HGNC:29853",
        "name": "HECT, C2 and WW domain containing E3 ubiquitin protein ligase 2",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hecw2"
      },
      {
        "slug": "mbd5",
        "symbol": "MBD5",
        "hgnc": "HGNC:20444",
        "name": "methyl-CpG binding domain protein 5",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mbd5"
      },
      {
        "slug": "msl2",
        "symbol": "MSL2",
        "hgnc": "HGNC:25544",
        "name": "MSL complex subunit 2",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/msl2"
      },
      {
        "slug": "nexmif",
        "symbol": "NEXMIF",
        "hgnc": "HGNC:29433",
        "name": "neurite extension and migration factor",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nexmif"
      },
      {
        "slug": "rnu5b-1",
        "symbol": "RNU5B-1",
        "hgnc": "HGNC:10212",
        "name": "RNA, U5B small nuclear 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rnu5b-1"
      },
      {
        "slug": "slc4a10",
        "symbol": "SLC4A10",
        "hgnc": "HGNC:13811",
        "name": "solute carrier family 4 member 10",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc4a10"
      },
      {
        "slug": "trappc9",
        "symbol": "TRAPPC9",
        "hgnc": "HGNC:30832",
        "name": "trafficking protein particle complex subunit 9",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/trappc9"
      },
      {
        "slug": "wsb2",
        "symbol": "WSB2",
        "hgnc": "HGNC:19222",
        "name": "WD repeat and SOCS box containing 2",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/wsb2"
      },
      {
        "slug": "asxl3",
        "symbol": "ASXL3",
        "hgnc": "HGNC:29357",
        "name": "ASXL transcriptional regulator 3",
        "frequency": "occasional",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/asxl3"
      },
      {
        "slug": "bcl11a",
        "symbol": "BCL11A",
        "hgnc": "HGNC:13221",
        "name": "BCL11 transcription factor A",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/bcl11a"
      },
      {
        "slug": "ccnk",
        "symbol": "CCNK",
        "hgnc": "HGNC:1596",
        "name": "cyclin K",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ccnk"
      },
      {
        "slug": "cic",
        "symbol": "CIC",
        "hgnc": "HGNC:14214",
        "name": "capicua transcriptional repressor",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cic"
      },
      {
        "slug": "csnk2a1",
        "symbol": "CSNK2A1",
        "hgnc": "HGNC:2457",
        "name": "casein kinase 2 alpha 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/csnk2a1"
      },
      {
        "slug": "grik2",
        "symbol": "GRIK2",
        "hgnc": "HGNC:4580",
        "name": "glutamate ionotropic receptor kainate type subunit 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/grik2"
      },
      {
        "slug": "hnrnph2",
        "symbol": "HNRNPH2",
        "hgnc": "HGNC:5042",
        "name": "heterogeneous nuclear ribonucleoprotein H2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hnrnph2"
      },
      {
        "slug": "kmt5b",
        "symbol": "KMT5B",
        "hgnc": "HGNC:24283",
        "name": "lysine methyltransferase 5B",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/kmt5b"
      },
      {
        "slug": "naa20",
        "symbol": "NAA20",
        "hgnc": "HGNC:15908",
        "name": "N-alpha-acetyltransferase 20, NatB catalytic subunit",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/naa20"
      },
      {
        "slug": "nav3",
        "symbol": "NAV3",
        "hgnc": "HGNC:15998",
        "name": "neuron navigator 3",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nav3"
      },
      {
        "slug": "oca2",
        "symbol": "OCA2",
        "hgnc": "HGNC:8101",
        "name": "OCA2 melanosomal transmembrane protein",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/oca2"
      },
      {
        "slug": "pdzd8",
        "symbol": "PDZD8",
        "hgnc": "HGNC:26974",
        "name": "PDZ domain containing 8",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pdzd8"
      },
      {
        "slug": "prkar1b",
        "symbol": "PRKAR1B",
        "hgnc": "HGNC:9390",
        "name": "protein kinase cAMP-dependent type I regulatory subunit beta",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/prkar1b"
      },
      {
        "slug": "syngap1",
        "symbol": "SYNGAP1",
        "hgnc": "HGNC:11497",
        "name": "synaptic Ras GTPase activating protein 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/syngap1"
      },
      {
        "slug": "ube3a",
        "symbol": "UBE3A",
        "hgnc": "HGNC:12496",
        "name": "ubiquitin protein ligase E3A",
        "frequency": "occasional",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/ube3a"
      },
      {
        "slug": "cdk19",
        "symbol": "CDK19",
        "hgnc": "HGNC:19338",
        "name": "cyclin dependent kinase 19",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cdk19"
      },
      {
        "slug": "herc2",
        "symbol": "HERC2",
        "hgnc": "HGNC:4868",
        "name": "HECT and RLD domain containing E3 ubiquitin protein ligase 2",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/herc2"
      },
      {
        "slug": "nova2",
        "symbol": "NOVA2",
        "hgnc": "HGNC:7887",
        "name": "NOVA alternative splicing regulator 2",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nova2"
      }
    ]
  }
}