{
  "meta": {
    "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.",
    "terms": "https://open.fda.gov/terms/",
    "license": "https://open.fda.gov/license/",
    "last_updated": "2025-09-19",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "codes": [
        {
          "uuid": "e9f25166-2494-4c82-938b-80c3998325cd",
          "code": "P48775",
          "type": "PRIMARY",
          "url": "http://www.uniprot.org/uniprot/P48775",
          "code_system": "UNIPROT"
        },
        {
          "uuid": "0545eee9-e05f-4053-a27f-5026917677a3",
          "code": "9014-51-1",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=9014-51-1",
          "code_system": "CAS",
          "references": [
            "1dcae853-ca4d-a006-ac18-f1c68c5b4282"
          ]
        },
        {
          "uuid": "427c0cea-5a90-4508-98ae-12802c7c7fd6",
          "code": "HP6027G6QX",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        }
      ],
      "substance_class": "protein",
      "names": [
        {
          "uuid": "f85d66a2-8cb2-ede2-212b-5eccddf7b518",
          "name": "EC 1.13.11.11",
          "stdName": "EC 1.13.11.11",
          "type": "cd",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "bf3420bc-c00c-ad53-d0c6-ea0d1731f1d7"
          ],
          "display_name": false
        },
        {
          "uuid": "49eede4a-2fc4-8160-99dc-c7d251d63e08",
          "name": "TO",
          "stdName": "TO",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "adc63eef-0699-bfc9-abd7-5d16c91d5d27"
          ],
          "display_name": false
        },
        {
          "uuid": "80ad1e41-f3b7-b047-61b4-fa432c5bfd37",
          "name": "TRPO",
          "stdName": "TRPO",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "adc63eef-0699-bfc9-abd7-5d16c91d5d27"
          ],
          "display_name": false
        },
        {
          "uuid": "9ffdcd18-3ae4-5f8b-6a29-9d6cec4a33d5",
          "name": "TRYPTOPHAN 2,3-DIOXYGENASE",
          "stdName": "TRYPTOPHAN 2,3-DIOXYGENASE",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "adc63eef-0699-bfc9-abd7-5d16c91d5d27"
          ],
          "display_name": true
        },
        {
          "uuid": "34083881-dcd2-6ea5-2c5d-f9c7a0d1503f",
          "name": "TRYPTOPHAN OXYGENASE",
          "stdName": "TRYPTOPHAN OXYGENASE",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "adc63eef-0699-bfc9-abd7-5d16c91d5d27"
          ],
          "display_name": false
        },
        {
          "uuid": "728b2d17-8e4d-d3f0-b276-e145710040ca",
          "name": "TRYPTOPHAN PYRROLASE",
          "stdName": "TRYPTOPHAN PYRROLASE",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "adc63eef-0699-bfc9-abd7-5d16c91d5d27"
          ],
          "display_name": false
        },
        {
          "uuid": "c22bdd7b-a4f1-dc0d-f3ca-7a4c7db6b2e6",
          "name": "TRYPTOPHANASE",
          "stdName": "TRYPTOPHANASE",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "adc63eef-0699-bfc9-abd7-5d16c91d5d27"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "adc63eef-0699-bfc9-abd7-5d16c91d5d27",
          "citation": "Tryptophan 2,3-dioxygenase",
          "url": "http://www.uniprot.org/uniprot/P48775",
          "doc_type": "UNIPROT",
          "public_domain": true,
          "tags": [
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "1dcae853-ca4d-a006-ac18-f1c68c5b4282",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "bf3420bc-c00c-ad53-d0c6-ea0d1731f1d7",
          "citation": "ENZYME entry: EC 1.13.11.11",
          "url": "https://enzyme.expasy.org/EC/1.13.11.11",
          "doc_type": "WEB PAGE",
          "public_domain": true,
          "tags": [
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "782cd1ce-ee43-6f2b-bdd1-5632f8b18a19",
          "citation": "STARI",
          "doc_type": "CFSAN",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "protein": {
        "uuid": "5a50e80d-c431-414a-a629-efa8bb5fbd05",
        "glycosylation": {
          "uuid": "49e4c463-767d-4fe6-9df7-abb736fe83e2"
        },
        "subunits": [
          {
            "uuid": "77262775-9aaf-4f23-9d8f-04ef1a8a87f5",
            "sequence": "MSGCPFLGNNFGYTFKKLPVEGSEEDKSQTGVNRASKGGLIYGNYLHLEKVLNAQELQSETKGNKIHDEHLFIITHQAYELWFKQILWELDSVREIFQNGHVRDERNMLKVVSRMHRVSVILKLLVQQFSILETMTALDFNDFREYLSPASGFQSLQFRLLENKIGVLQNMRVPYNRRHYRDNFKGEENELLLKSEQEKTLLELVEAWLERTPGLEPHGFNFWGKLEKNITRGLEEEFIRIQAKEESEEKEEQVAEFQKQKEVLLSLFDEKRHEHLLSKGERRLSYRALQGALMIYFYREEPRFQVPFQLLTSLMDIDSLMTKWRYNHVCMVHRMLGSKAGTGGSSGYHYLRSTVSDRYKVFVDLFNLSTYLIPRHWIPKMNPTIHKFLYTAEYCDSSYFSSDESD",
            "subunit_index": 1
          },
          {
            "uuid": "f64e0a8e-c58f-46a1-845f-c034b23738b6",
            "sequence": "MSGCPFLGNNFGYTFKKLPVEGSEEDKSQTGVNRASKGGLIYGNYLHLEKVLNAQELQSETKGNKIHDEHLFIITHQAYELWFKQILWELDSVREIFQNGHVRDERNMLKVVSRMHRVSVILKLLVQQFSILETMTALDFNDFREYLSPASGFQSLQFRLLENKIGVLQNMRVPYNRRHYRDNFKGEENELLLKSEQEKTLLELVEAWLERTPGLEPHGFNFWGKLEKNITRGLEEEFIRIQAKEESEEKEEQVAEFQKQKEVLLSLFDEKRHEHLLSKGERRLSYRALQGALMIYFYREEPRFQVPFQLLTSLMDIDSLMTKWRYNHVCMVHRMLGSKAGTGGSSGYHYLRSTVSDRYKVFVDLFNLSTYLIPRHWIPKMNPTIHKFLYTAEYCDSSYFSSDESD",
            "subunit_index": 2
          },
          {
            "uuid": "9629f103-45a9-46f2-a140-38d4bfdc18d4",
            "sequence": "MSGCPFLGNNFGYTFKKLPVEGSEEDKSQTGVNRASKGGLIYGNYLHLEKVLNAQELQSETKGNKIHDEHLFIITHQAYELWFKQILWELDSVREIFQNGHVRDERNMLKVVSRMHRVSVILKLLVQQFSILETMTALDFNDFREYLSPASGFQSLQFRLLENKIGVLQNMRVPYNRRHYRDNFKGEENELLLKSEQEKTLLELVEAWLERTPGLEPHGFNFWGKLEKNITRGLEEEFIRIQAKEESEEKEEQVAEFQKQKEVLLSLFDEKRHEHLLSKGERRLSYRALQGALMIYFYREEPRFQVPFQLLTSLMDIDSLMTKWRYNHVCMVHRMLGSKAGTGGSSGYHYLRSTVSDRYKVFVDLFNLSTYLIPRHWIPKMNPTIHKFLYTAEYCDSSYFSSDESD",
            "subunit_index": 3
          },
          {
            "uuid": "b9eeb4c9-bc65-4dd4-94fa-da04c44a7bf7",
            "sequence": "MSGCPFLGNNFGYTFKKLPVEGSEEDKSQTGVNRASKGGLIYGNYLHLEKVLNAQELQSETKGNKIHDEHLFIITHQAYELWFKQILWELDSVREIFQNGHVRDERNMLKVVSRMHRVSVILKLLVQQFSILETMTALDFNDFREYLSPASGFQSLQFRLLENKIGVLQNMRVPYNRRHYRDNFKGEENELLLKSEQEKTLLELVEAWLERTPGLEPHGFNFWGKLEKNITRGLEEEFIRIQAKEESEEKEEQVAEFQKQKEVLLSLFDEKRHEHLLSKGERRLSYRALQGALMIYFYREEPRFQVPFQLLTSLMDIDSLMTKWRYNHVCMVHRMLGSKAGTGGSSGYHYLRSTVSDRYKVFVDLFNLSTYLIPRHWIPKMNPTIHKFLYTAEYCDSSYFSSDESD",
            "subunit_index": 4
          }
        ],
        "references": [
          "adc63eef-0699-bfc9-abd7-5d16c91d5d27"
        ],
        "protein_sub_type": "",
        "protein_type": "ENZYME",
        "sequence_origin": "HUMAN",
        "sequence_type": "COMPLETE"
      },
      "definition_level": "COMPLETE",
      "uuid": "d1649d04-e3d3-4912-9a51-887696b3b57b",
      "version": "8",
      "properties": [
        {
          "uuid": "0ac1695b-7f22-460d-96b6-3868d1bbdc54",
          "name": "MOL_WEIGHT:NUMBER(CALCULATED)",
          "type": "amount",
          "value": {
            "uuid": "9b77962c-2a0b-455b-9ee6-fa980f1fa306",
            "type": "ESTIMATED",
            "average": 192000,
            "units": "Da"
          },
          "defining": false,
          "property_type": "CHEMICAL"
        },
        {
          "uuid": "33ae3e86-eb65-41d0-9fa5-b82792ff6a92",
          "name": "Molecular Formula",
          "value": {
            "uuid": "ca5dd07d-fb96-49c8-90aa-748f37ca97df",
            "type": "ESTIMATED",
            "non_numeric_value": "C8628H13232N2340O2492S56"
          },
          "defining": false,
          "property_type": "CHEMICAL"
        }
      ],
      "unii": "HP6027G6QX"
    }
  ]
}