{
  "id": "ec_enzyme_number",
  "name": "Enzyme Commission (EC) number",
  "status": "draft",
  "doc": "Classification number of an enzyme by the reaction it catalyses, assigned by the IUBMB: four numbers separated by dots, such as 3.4.21.5. A hyphen stands for an unassigned level and an n prefix marks a preliminary number. It differs from the European Community (EC) number of a chemical substance.",
  "categories": [
    {
      "id": "science",
      "name": "Scientific"
    },
    {
      "id": "chemistry",
      "name": "Chemistry"
    }
  ],
  "langs": [
    {
      "id": "common",
      "name": "Common to most languages"
    }
  ],
  "is_pii": false,
  "classification": "categorical",
  "regexp": "^\\d\\.(?:-|n?\\d{1,2})\\.(?:-|n?\\d{1,2})\\.(?:-|n?\\d{1,3})$",
  "examples": [
    {
      "value": "2.7.3.2",
      "description": "creatine kinase"
    },
    {
      "value": "3.2.1.1",
      "description": "alpha-amylase"
    },
    {
      "value": "3.4.21.5",
      "description": "thrombin"
    }
  ],
  "mappings": {
    "wikidata": "P591",
    "bioregistry": "ec"
  },
  "links": [
    {
      "type": "wikipedia",
      "url": "https://en.wikipedia.org/wiki/Enzyme_Commission_number"
    },
    {
      "type": "wikidata",
      "url": "https://www.wikidata.org/wiki/Property:P591"
    }
  ],
  "type": "datatype",
  "wikidata_property": "P591",
  "translations": {}
}