{
  "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": "fcd3e420-f30a-43da-b568-75edf0cdb2cd",
          "code": "P20916",
          "type": "PRIMARY",
          "url": "https://www.uniprot.org/uniprot/P20916",
          "code_system": "UNIPROT",
          "references": [
            "f56b3a13-3689-1881-bf0d-a0f30d8a4ed1"
          ]
        },
        {
          "uuid": "6818cb23-2d7c-48ee-b171-22b3dad979f9",
          "code": "PI7DU2E78G",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        }
      ],
      "substance_class": "protein",
      "names": [
        {
          "uuid": "d173040b-9be8-5932-5324-094e8bbb9235",
          "name": "GMA",
          "stdName": "GMA",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "f56b3a13-3689-1881-bf0d-a0f30d8a4ed1"
          ],
          "display_name": false
        },
        {
          "uuid": "7acab002-6cdd-e593-5957-71a9dd7d9de8",
          "name": "MAG",
          "stdName": "MAG",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "f56b3a13-3689-1881-bf0d-a0f30d8a4ed1"
          ],
          "display_name": false
        },
        {
          "uuid": "bd2e5faa-0c10-5b27-56a5-26106afda1da",
          "name": "MYELIN-ASSOCIATED GLYCOPROTEIN",
          "stdName": "MYELIN-ASSOCIATED GLYCOPROTEIN",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "f56b3a13-3689-1881-bf0d-a0f30d8a4ed1"
          ],
          "display_name": true
        },
        {
          "uuid": "3bf8bf5f-5bb6-c129-7310-f1d0c9e27018",
          "name": "SIGLEC-4A",
          "stdName": "SIGLEC-4A",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "f56b3a13-3689-1881-bf0d-a0f30d8a4ed1"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "f56b3a13-3689-1881-bf0d-a0f30d8a4ed1",
          "citation": "https://www.uniprot.org/uniprot/P20916",
          "url": "https://www.uniprot.org/uniprot/P20916",
          "doc_type": "UNIPROT",
          "public_domain": true,
          "tags": [
            "PUBLIC_DOMAIN_RELEASE",
            "NOMEN"
          ]
        }
      ],
      "definition_type": "PRIMARY",
      "protein": {
        "uuid": "63f5177c-d6d3-423b-b0a3-01975be84ca7",
        "glycosylation": {
          "uuid": "e786d761-8738-4148-8d57-26f365a54709",
          "glycosylation_type": "HUMAN",
          "n_glycosylation_sites": [
            {
              "residue_index": 80,
              "subunit_index": 1
            },
            {
              "residue_index": 87,
              "subunit_index": 1
            },
            {
              "residue_index": 204,
              "subunit_index": 1
            },
            {
              "residue_index": 227,
              "subunit_index": 1
            },
            {
              "residue_index": 296,
              "subunit_index": 1
            },
            {
              "residue_index": 313,
              "subunit_index": 1
            },
            {
              "residue_index": 387,
              "subunit_index": 1
            },
            {
              "residue_index": 431,
              "subunit_index": 1
            },
            {
              "residue_index": 435,
              "subunit_index": 1
            },
            {
              "residue_index": 522,
              "subunit_index": 1
            }
          ]
        },
        "subunits": [
          {
            "uuid": "b7d59b15-a9a4-4513-8ab6-a9522d914464",
            "sequence": "GHWGAWMPSSISAFEGTCVSIPCRFDFPDELRPAVVHGVWYFNSPYPKNYPPVVFKSRTQVVHESFQGRSRLLGDLGLRNCTLLLSNVSPELGGKYYFRGDLGGYNQYTFSEHSVLDIVNTPNIVVPPEVVAGTEVEVSCMVPDNCPELRPELSWLGHEGLGEPAVLGRLREDEGTWVQVSLLHFVPTREANGHRLGCQASFPNTTLQFEGYASMDVKYPPVIVEMNSSVEAIEGSHVSLLCGADSNPPPLLTWMRDGTVLREAVAESLLLELEEVTPAEDGVYACLAENAYGQDNRTVGLSVMYAPWKPTVNGTMVAVEGETVSILCSTQSNPDPILTIFKEKQILSTVIYESELQLELPAVSPEDDGEYWCVAENQYGQRATAFNLSVEFAPVLLLESHCAAARDTVQCLCVVKSNPEPSVAFELPSRNVTVNESEREFVYSERSGLVLTSILTLRGQAQAPPRVICTARNLYGAKSLELPFQGAHRLMWAKIGPVGAVVAFAILIAIVCYITQTRRKKNVTESPSFSAGDNPPVLFSSDFRISGAPEKYESERRLGSERRLLGLRGEPPELDLSYSHSDLGKRPTKDSYTLTEELAEYAEIRVK",
            "subunit_index": 1
          }
        ],
        "references": [
          "f56b3a13-3689-1881-bf0d-a0f30d8a4ed1"
        ],
        "disulfide_links": [
          {
            "sites": [
              {
                "residue_index": 18,
                "subunit_index": 1
              },
              {
                "residue_index": 146,
                "subunit_index": 1
              }
            ]
          },
          {
            "sites": [
              {
                "residue_index": 23,
                "subunit_index": 1
              },
              {
                "residue_index": 81,
                "subunit_index": 1
              }
            ]
          },
          {
            "sites": [
              {
                "residue_index": 140,
                "subunit_index": 1
              },
              {
                "residue_index": 198,
                "subunit_index": 1
              }
            ]
          },
          {
            "sites": [
              {
                "residue_index": 242,
                "subunit_index": 1
              },
              {
                "residue_index": 286,
                "subunit_index": 1
              }
            ]
          },
          {
            "sites": [
              {
                "residue_index": 328,
                "subunit_index": 1
              },
              {
                "residue_index": 373,
                "subunit_index": 1
              }
            ]
          },
          {
            "sites": [
              {
                "residue_index": 402,
                "subunit_index": 1
              },
              {
                "residue_index": 411,
                "subunit_index": 1
              }
            ]
          },
          {
            "sites": [
              {
                "residue_index": 413,
                "subunit_index": 1
              },
              {
                "residue_index": 469,
                "subunit_index": 1
              }
            ]
          }
        ],
        "protein_sub_type": "",
        "protein_type": "PEPTIDE",
        "sequence_origin": "HUMAN",
        "sequence_type": "COMPLETE"
      },
      "definition_level": "COMPLETE",
      "uuid": "b6fdc581-04a0-4d52-8f3e-5d1b16b15efa",
      "version": "8",
      "properties": [
        {
          "uuid": "76106b32-6681-48e9-9358-5a753ad5fe73",
          "name": "MOL_WEIGHT:NUMBER(CALCULATED)",
          "type": "amount",
          "value": {
            "uuid": "2a3164d5-932b-4c4a-9a70-ecb7a3962b3b",
            "type": "ESTIMATED",
            "average": 66900,
            "units": "Da"
          },
          "defining": false,
          "property_type": "CHEMICAL"
        },
        {
          "uuid": "a0587d96-c4b9-4c9e-a2cb-57c91be005d7",
          "name": "Molecular Formula",
          "value": {
            "uuid": "b9af9098-f6db-4222-b1f3-f4cb302c2e2e",
            "type": "ESTIMATED",
            "non_numeric_value": "C2983H4617N797O907S23"
          },
          "defining": false,
          "property_type": "CHEMICAL"
        }
      ],
      "unii": "PI7DU2E78G"
    }
  ]
}