{
  "url": "https://dantelabs.com/traits/microcytic-anemia",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "microcytic-anemia",
    "id": "HP:0001935",
    "name": "Microcytic anemia",
    "definition": "A kind of anemia in which the volume of the red blood cells is reduced.",
    "synonyms": [
      "Microcytic anaemia"
    ],
    "systems": [
      {
        "slug": "abnormality-of-blood-and-blood-forming-tissues",
        "name": "Abnormality of blood and blood-forming tissues",
        "url": "https://dantelabs.com/traits/abnormality-of-blood-and-blood-forming-tissues"
      }
    ],
    "broader": [
      {
        "slug": "anemia-of-inadequate-production",
        "name": "Anemia of inadequate production",
        "url": "https://dantelabs.com/traits/anemia-of-inadequate-production"
      }
    ],
    "narrower": [
      {
        "slug": "hypochromic-microcytic-anemia",
        "name": "Hypochromic microcytic anemia",
        "genes": 25,
        "url": "https://dantelabs.com/traits/hypochromic-microcytic-anemia"
      },
      {
        "slug": "normochromic-microcytic-anemia",
        "name": "Normochromic microcytic anemia",
        "genes": 1,
        "url": "https://dantelabs.com/traits/normochromic-microcytic-anemia"
      }
    ],
    "genes": [
      {
        "slug": "farsa",
        "symbol": "FARSA",
        "hgnc": "HGNC:3592",
        "name": "phenylalanyl-tRNA synthetase subunit alpha",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/farsa"
      },
      {
        "slug": "hbb",
        "symbol": "HBB",
        "hgnc": "HGNC:4827",
        "name": "hemoglobin subunit beta",
        "frequency": "obligate",
        "diseases": 4,
        "url": "https://dantelabs.com/genes/hbb"
      },
      {
        "slug": "il6st",
        "symbol": "IL6ST",
        "hgnc": "HGNC:6021",
        "name": "interleukin 6 cytokine family signal transducer",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/il6st"
      },
      {
        "slug": "ireb2",
        "symbol": "IREB2",
        "hgnc": "HGNC:6115",
        "name": "iron responsive element binding protein 2",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ireb2"
      },
      {
        "slug": "irx5",
        "symbol": "IRX5",
        "hgnc": "HGNC:14361",
        "name": "iroquois homeobox 5",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/irx5"
      },
      {
        "slug": "pstpip1",
        "symbol": "PSTPIP1",
        "hgnc": "HGNC:9580",
        "name": "proline-serine-threonine phosphatase interacting protein 1",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pstpip1"
      },
      {
        "slug": "ripk1",
        "symbol": "RIPK1",
        "hgnc": "HGNC:10019",
        "name": "receptor interacting serine/threonine kinase 1",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ripk1"
      },
      {
        "slug": "slc25a10",
        "symbol": "SLC25A10",
        "hgnc": "HGNC:10980",
        "name": "solute carrier family 25 member 10",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc25a10"
      },
      {
        "slug": "slc25a21",
        "symbol": "SLC25A21",
        "hgnc": "HGNC:14411",
        "name": "solute carrier family 25 member 21",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc25a21"
      },
      {
        "slug": "slc37a4",
        "symbol": "SLC37A4",
        "hgnc": "HGNC:4061",
        "name": "solute carrier family 37 member 4",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc37a4"
      },
      {
        "slug": "sucla2",
        "symbol": "SUCLA2",
        "hgnc": "HGNC:11448",
        "name": "succinate-CoA ligase ADP-forming subunit beta",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/sucla2"
      },
      {
        "slug": "atrx",
        "symbol": "ATRX",
        "hgnc": "HGNC:886",
        "name": "ATRX chromatin remodeler",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/atrx"
      },
      {
        "slug": "hba1",
        "symbol": "HBA1",
        "hgnc": "HGNC:4823",
        "name": "hemoglobin subunit alpha 1",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hba1"
      },
      {
        "slug": "hba2",
        "symbol": "HBA2",
        "hgnc": "HGNC:4824",
        "name": "hemoglobin subunit alpha 2",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hba2"
      },
      {
        "slug": "hbd",
        "symbol": "HBD",
        "hgnc": "HGNC:4829",
        "name": "hemoglobin subunit delta",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hbd"
      },
      {
        "slug": "hbg1",
        "symbol": "HBG1",
        "hgnc": "HGNC:4831",
        "name": "hemoglobin subunit gamma 1",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hbg1"
      },
      {
        "slug": "lpin2",
        "symbol": "LPIN2",
        "hgnc": "HGNC:14450",
        "name": "lipin 2",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/lpin2"
      },
      {
        "slug": "slc35c1",
        "symbol": "SLC35C1",
        "hgnc": "HGNC:20197",
        "name": "solute carrier family 35 member C1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc35c1"
      },
      {
        "slug": "srd5a3",
        "symbol": "SRD5A3",
        "hgnc": "HGNC:25812",
        "name": "steroid 5 alpha-reductase 3",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/srd5a3"
      },
      {
        "slug": "tbk1",
        "symbol": "TBK1",
        "hgnc": "HGNC:11584",
        "name": "TANK binding kinase 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tbk1"
      },
      {
        "slug": "was",
        "symbol": "WAS",
        "hgnc": "HGNC:12731",
        "name": "WASP actin nucleation promoting factor",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/was"
      },
      {
        "slug": "aggf1",
        "symbol": "AGGF1",
        "hgnc": "HGNC:24684",
        "name": "angiogenic factor with G-patch and FHA domains 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/aggf1"
      },
      {
        "slug": "cat",
        "symbol": "CAT",
        "hgnc": "HGNC:1516",
        "name": "catalase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cat"
      },
      {
        "slug": "fech",
        "symbol": "FECH",
        "hgnc": "HGNC:3647",
        "name": "ferrochelatase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fech"
      },
      {
        "slug": "pik3ca",
        "symbol": "PIK3CA",
        "hgnc": "HGNC:8975",
        "name": "phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pik3ca"
      },
      {
        "slug": "psmb8",
        "symbol": "PSMB8",
        "hgnc": "HGNC:9545",
        "name": "proteasome 20S subunit beta 8",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/psmb8"
      },
      {
        "slug": "slc29a3",
        "symbol": "SLC29A3",
        "hgnc": "HGNC:23096",
        "name": "solute carrier family 29 member 3",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc29a3"
      },
      {
        "slug": "tek",
        "symbol": "TEK",
        "hgnc": "HGNC:11724",
        "name": "TEK receptor tyrosine kinase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tek"
      },
      {
        "slug": "fdx2",
        "symbol": "FDX2",
        "hgnc": "HGNC:30546",
        "name": "ferredoxin 2",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fdx2"
      },
      {
        "slug": "pus1",
        "symbol": "PUS1",
        "hgnc": "HGNC:15508",
        "name": "pseudouridine synthase 1",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pus1"
      },
      {
        "slug": "smpd1",
        "symbol": "SMPD1",
        "hgnc": "HGNC:11120",
        "name": "sphingomyelin phosphodiesterase 1",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/smpd1"
      },
      {
        "slug": "tkfc",
        "symbol": "TKFC",
        "hgnc": "HGNC:24552",
        "name": "triokinase and FMN cyclase",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tkfc"
      }
    ]
  }
}