{
  "url": "https://dantelabs.com/traits/microretrognathia",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "microretrognathia",
    "id": "HP:0000308",
    "name": "Small retruded chin",
    "label": "Microretrognathia",
    "definition": "A form of developmental hypoplasia of the mandible in which the mandible is mislocalised posteriorly.",
    "synonyms": [
      "Retromicrognathia"
    ],
    "systems": [
      {
        "slug": "abnormality-of-head-or-neck",
        "name": "Abnormality of head or neck",
        "url": "https://dantelabs.com/traits/abnormality-of-head-or-neck"
      },
      {
        "slug": "abnormality-of-the-musculoskeletal-system",
        "name": "Abnormality of the musculoskeletal system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-musculoskeletal-system"
      }
    ],
    "broader": [
      {
        "slug": "micrognathia",
        "name": "Little lower jaw",
        "url": "https://dantelabs.com/traits/micrognathia"
      },
      {
        "slug": "retrognathia",
        "name": "Receding chin",
        "url": "https://dantelabs.com/traits/retrognathia"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "alg13",
        "symbol": "ALG13",
        "hgnc": "HGNC:30881",
        "name": "ALG13 UDP-N-acetylglucosaminyltransferase subunit",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/alg13"
      },
      {
        "slug": "amotl1",
        "symbol": "AMOTL1",
        "hgnc": "HGNC:17811",
        "name": "angiomotin like 1",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/amotl1"
      },
      {
        "slug": "atp6v0a2",
        "symbol": "ATP6V0A2",
        "hgnc": "HGNC:18481",
        "name": "ATPase H+ transporting V0 subunit a2",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/atp6v0a2"
      },
      {
        "slug": "banf1",
        "symbol": "BANF1",
        "hgnc": "HGNC:17397",
        "name": "barrier to autointegration nuclear assembly factor 1",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/banf1"
      },
      {
        "slug": "c2cd3",
        "symbol": "C2CD3",
        "hgnc": "HGNC:24564",
        "name": "C2 domain containing 3 centriole elongation regulator",
        "frequency": "obligate",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/c2cd3"
      },
      {
        "slug": "cant1",
        "symbol": "CANT1",
        "hgnc": "HGNC:19721",
        "name": "calcium activated nucleotidase 1",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cant1"
      },
      {
        "slug": "cep55",
        "symbol": "CEP55",
        "hgnc": "HGNC:1161",
        "name": "centrosomal protein 55",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cep55"
      },
      {
        "slug": "chst14",
        "symbol": "CHST14",
        "hgnc": "HGNC:24464",
        "name": "carbohydrate sulfotransferase 14",
        "frequency": "obligate",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/chst14"
      },
      {
        "slug": "col2a1",
        "symbol": "COL2A1",
        "hgnc": "HGNC:2200",
        "name": "collagen type II alpha 1 chain",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col2a1"
      },
      {
        "slug": "creb3l1",
        "symbol": "CREB3L1",
        "hgnc": "HGNC:18856",
        "name": "cAMP responsive element binding protein 3 like 1",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/creb3l1"
      },
      {
        "slug": "dhcr7",
        "symbol": "DHCR7",
        "hgnc": "HGNC:2860",
        "name": "7-dehydrocholesterol reductase",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dhcr7"
      },
      {
        "slug": "donson",
        "symbol": "DONSON",
        "hgnc": "HGNC:2993",
        "name": "DNA replication fork stabilization factor DONSON",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/donson"
      },
      {
        "slug": "eif4a3",
        "symbol": "EIF4A3",
        "hgnc": "HGNC:18683",
        "name": "eukaryotic translation initiation factor 4A3",
        "frequency": "obligate",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/eif4a3"
      },
      {
        "slug": "esam",
        "symbol": "ESAM",
        "hgnc": "HGNC:17474",
        "name": "endothelial cell adhesion molecule",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/esam"
      },
      {
        "slug": "gmnn",
        "symbol": "GMNN",
        "hgnc": "HGNC:17493",
        "name": "geminin DNA replication inhibitor",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gmnn"
      },
      {
        "slug": "hivep2",
        "symbol": "HIVEP2",
        "hgnc": "HGNC:4921",
        "name": "HIVEP zinc finger 2",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hivep2"
      },
      {
        "slug": "ift140",
        "symbol": "IFT140",
        "hgnc": "HGNC:29077",
        "name": "intraflagellar transport 140",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ift140"
      },
      {
        "slug": "med16",
        "symbol": "MED16",
        "hgnc": "HGNC:17556",
        "name": "mediator complex subunit 16",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/med16"
      },
      {
        "slug": "nsmce2",
        "symbol": "NSMCE2",
        "hgnc": "HGNC:26513",
        "name": "NSE2 SUMO ligase component of SMC5/6 complex",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nsmce2"
      },
      {
        "slug": "pax1",
        "symbol": "PAX1",
        "hgnc": "HGNC:8615",
        "name": "paired box 1",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pax1"
      },
      {
        "slug": "sco2",
        "symbol": "SCO2",
        "hgnc": "HGNC:10604",
        "name": "synthesis of cytochrome C oxidase 2",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/sco2"
      },
      {
        "slug": "sec24d",
        "symbol": "SEC24D",
        "hgnc": "HGNC:10706",
        "name": "SEC24 homolog D, COPII component",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/sec24d"
      },
      {
        "slug": "trip4",
        "symbol": "TRIP4",
        "hgnc": "HGNC:12310",
        "name": "thyroid hormone receptor interactor 4",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/trip4"
      },
      {
        "slug": "ctnnd2",
        "symbol": "CTNND2",
        "hgnc": "HGNC:2516",
        "name": "catenin delta 2",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ctnnd2"
      },
      {
        "slug": "ints1",
        "symbol": "INTS1",
        "hgnc": "HGNC:24555",
        "name": "integrator complex subunit 1",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ints1"
      },
      {
        "slug": "nsdhl",
        "symbol": "NSDHL",
        "hgnc": "HGNC:13398",
        "name": "NAD(P) dependent 3-beta-hydroxysteroid dehydrogenase NSDHL",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nsdhl"
      },
      {
        "slug": "sema5a",
        "symbol": "SEMA5A",
        "hgnc": "HGNC:10736",
        "name": "semaphorin 5A",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/sema5a"
      },
      {
        "slug": "sf3b4",
        "symbol": "SF3B4",
        "hgnc": "HGNC:10771",
        "name": "splicing factor 3b subunit 4",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/sf3b4"
      },
      {
        "slug": "csgalnact1",
        "symbol": "CSGALNACT1",
        "hgnc": "HGNC:24290",
        "name": "chondroitin sulfate N-acetylgalactosaminyltransferase 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/csgalnact1"
      },
      {
        "slug": "dse",
        "symbol": "DSE",
        "hgnc": "HGNC:21144",
        "name": "dermatan sulfate epimerase",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dse"
      },
      {
        "slug": "fbxl3",
        "symbol": "FBXL3",
        "hgnc": "HGNC:13599",
        "name": "F-box and leucine rich repeat protein 3",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fbxl3"
      },
      {
        "slug": "kat6a",
        "symbol": "KAT6A",
        "hgnc": "HGNC:13013",
        "name": "lysine acetyltransferase 6A",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/kat6a"
      },
      {
        "slug": "katnb1",
        "symbol": "KATNB1",
        "hgnc": "HGNC:6217",
        "name": "katanin regulatory subunit B1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/katnb1"
      },
      {
        "slug": "kcnk9",
        "symbol": "KCNK9",
        "hgnc": "HGNC:6283",
        "name": "potassium two pore domain channel subfamily K member 9",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/kcnk9"
      },
      {
        "slug": "lmna",
        "symbol": "LMNA",
        "hgnc": "HGNC:6636",
        "name": "lamin A/C",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/lmna"
      },
      {
        "slug": "naa10",
        "symbol": "NAA10",
        "hgnc": "HGNC:18704",
        "name": "N-alpha-acetyltransferase 10, NatA catalytic subunit",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/naa10"
      },
      {
        "slug": "nde1",
        "symbol": "NDE1",
        "hgnc": "HGNC:17619",
        "name": "nudE neurodevelopment protein 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nde1"
      },
      {
        "slug": "nfix",
        "symbol": "NFIX",
        "hgnc": "HGNC:7788",
        "name": "nuclear factor I X",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nfix"
      },
      {
        "slug": "polr1d",
        "symbol": "POLR1D",
        "hgnc": "HGNC:20422",
        "name": "RNA polymerase I and III subunit D",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/polr1d"
      },
      {
        "slug": "puf60",
        "symbol": "PUF60",
        "hgnc": "HGNC:17042",
        "name": "poly(U) binding splicing factor 60",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/puf60"
      },
      {
        "slug": "rbsn",
        "symbol": "RBSN",
        "hgnc": "HGNC:20759",
        "name": "rabenosyn, RAB effector",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rbsn"
      },
      {
        "slug": "reln",
        "symbol": "RELN",
        "hgnc": "HGNC:9957",
        "name": "reelin",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/reln"
      },
      {
        "slug": "rpl10",
        "symbol": "RPL10",
        "hgnc": "HGNC:10298",
        "name": "ribosomal protein L10",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/rpl10"
      },
      {
        "slug": "taf1",
        "symbol": "TAF1",
        "hgnc": "HGNC:11535",
        "name": "TATA-box binding protein associated factor 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/taf1"
      },
      {
        "slug": "tasp1",
        "symbol": "TASP1",
        "hgnc": "HGNC:15859",
        "name": "taspase 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tasp1"
      },
      {
        "slug": "tuba1a",
        "symbol": "TUBA1A",
        "hgnc": "HGNC:20766",
        "name": "tubulin alpha 1a",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tuba1a"
      },
      {
        "slug": "wdr11",
        "symbol": "WDR11",
        "hgnc": "HGNC:13831",
        "name": "WD repeat domain 11",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/wdr11"
      },
      {
        "slug": "yars1",
        "symbol": "YARS1",
        "hgnc": "HGNC:12840",
        "name": "tyrosyl-tRNA synthetase 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/yars1"
      },
      {
        "slug": "alg9",
        "symbol": "ALG9",
        "hgnc": "HGNC:15672",
        "name": "ALG9 alpha-1,2-mannosyltransferase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/alg9"
      },
      {
        "slug": "b3gat3",
        "symbol": "B3GAT3",
        "hgnc": "HGNC:923",
        "name": "beta-1,3-glucuronyltransferase 3",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/b3gat3"
      },
      {
        "slug": "chst3",
        "symbol": "CHST3",
        "hgnc": "HGNC:1971",
        "name": "carbohydrate sulfotransferase 3",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/chst3"
      },
      {
        "slug": "gad1",
        "symbol": "GAD1",
        "hgnc": "HGNC:4092",
        "name": "glutamate decarboxylase 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gad1"
      },
      {
        "slug": "gldn",
        "symbol": "GLDN",
        "hgnc": "HGNC:29514",
        "name": "gliomedin",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gldn"
      },
      {
        "slug": "gli3",
        "symbol": "GLI3",
        "hgnc": "HGNC:4319",
        "name": "GLI family zinc finger 3",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gli3"
      },
      {
        "slug": "ipo8",
        "symbol": "IPO8",
        "hgnc": "HGNC:9853",
        "name": "importin 8",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ipo8"
      },
      {
        "slug": "kif7",
        "symbol": "KIF7",
        "hgnc": "HGNC:30497",
        "name": "kinesin family member 7",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/kif7"
      },
      {
        "slug": "kptn",
        "symbol": "KPTN",
        "hgnc": "HGNC:6404",
        "name": "kaptin, actin binding protein",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/kptn"
      },
      {
        "slug": "myh7",
        "symbol": "MYH7",
        "hgnc": "HGNC:7577",
        "name": "myosin heavy chain 7",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/myh7"
      },
      {
        "slug": "nedd4l",
        "symbol": "NEDD4L",
        "hgnc": "HGNC:7728",
        "name": "NEDD4 like E3 ubiquitin protein ligase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nedd4l"
      },
      {
        "slug": "pign",
        "symbol": "PIGN",
        "hgnc": "HGNC:8967",
        "name": "phosphatidylinositol glycan anchor biosynthesis class N",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pign"
      },
      {
        "slug": "prdm13",
        "symbol": "PRDM13",
        "hgnc": "HGNC:13998",
        "name": "PR/SET domain 13",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/prdm13"
      },
      {
        "slug": "prorp",
        "symbol": "PRORP",
        "hgnc": "HGNC:19958",
        "name": "protein only RNase P catalytic subunit",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/prorp"
      },
      {
        "slug": "rspo2",
        "symbol": "RSPO2",
        "hgnc": "HGNC:28583",
        "name": "R-spondin 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rspo2"
      },
      {
        "slug": "rttn",
        "symbol": "RTTN",
        "hgnc": "HGNC:18654",
        "name": "rotatin",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rttn"
      },
      {
        "slug": "selenon",
        "symbol": "SELENON",
        "hgnc": "HGNC:15999",
        "name": "selenoprotein N",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/selenon"
      },
      {
        "slug": "telo2",
        "symbol": "TELO2",
        "hgnc": "HGNC:29099",
        "name": "telomere maintenance 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/telo2"
      },
      {
        "slug": "ttn",
        "symbol": "TTN",
        "hgnc": "HGNC:12403",
        "name": "titin",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ttn"
      },
      {
        "slug": "txndc15",
        "symbol": "TXNDC15",
        "hgnc": "HGNC:20652",
        "name": "thioredoxin domain containing 15",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/txndc15"
      },
      {
        "slug": "ctcf",
        "symbol": "CTCF",
        "hgnc": "HGNC:13723",
        "name": "CCCTC-binding factor",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ctcf"
      },
      {
        "slug": "cep120",
        "symbol": "CEP120",
        "hgnc": "HGNC:26690",
        "name": "centrosomal protein 120",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cep120"
      },
      {
        "slug": "cript",
        "symbol": "CRIPT",
        "hgnc": "HGNC:14312",
        "name": "CXXC repeat containing interactor of PDZ3 domain",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cript"
      },
      {
        "slug": "ebp",
        "symbol": "EBP",
        "hgnc": "HGNC:3133",
        "name": "EBP cholestenol delta-isomerase",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ebp"
      },
      {
        "slug": "ocln",
        "symbol": "OCLN",
        "hgnc": "HGNC:8104",
        "name": "occludin",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ocln"
      },
      {
        "slug": "ofd1",
        "symbol": "OFD1",
        "hgnc": "HGNC:2567",
        "name": "OFD1 centriole and centriolar satellite protein",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ofd1"
      },
      {
        "slug": "orc6",
        "symbol": "ORC6",
        "hgnc": "HGNC:17151",
        "name": "origin recognition complex subunit 6",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/orc6"
      },
      {
        "slug": "sin3a",
        "symbol": "SIN3A",
        "hgnc": "HGNC:19353",
        "name": "SIN3 transcription regulator family member A",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/sin3a"
      },
      {
        "slug": "slc10a7",
        "symbol": "SLC10A7",
        "hgnc": "HGNC:23088",
        "name": "solute carrier family 10 member 7",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc10a7"
      },
      {
        "slug": "slc35a3",
        "symbol": "SLC35A3",
        "hgnc": "HGNC:11023",
        "name": "solute carrier family 35 member A3",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc35a3"
      },
      {
        "slug": "tmem70",
        "symbol": "TMEM70",
        "hgnc": "HGNC:26050",
        "name": "transmembrane protein 70",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tmem70"
      },
      {
        "slug": "zc4h2",
        "symbol": "ZC4H2",
        "hgnc": "HGNC:24931",
        "name": "zinc finger C4H2-type containing",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/zc4h2"
      }
    ]
  }
}