Complex Portal Lookup: One Protein Complex by CPX Accession

complexportal/complex-lookup

Returns one Complex Portal record by CPX accession: name, systematic name, species, synonyms, function and property text, assembly, diseases, evidence type and release dates. The first 50 participants (identifier, name, type, stoichiometry, biological role) and the first 40 cross-references (database, qualifier, identifier, description) are kept, with `participantsTotal` and `crossReferencesTotal` for the full counts. EMBL-EBI Complex Portal data, served by Eden Engine; not an official EMBL-EBI product.

activeper callv1

Price

$0.0026 per call

You pay the price shown. If a call turns out to cost more than its quote, you pay the actual price, capped at twice the quote. No monthly minimum. Top-ups start at $0.50.

Data source

EMBL-EBI

Data from Complex Portal, EMBL-EBI (ebi.ac.uk). EMBL-EBI places no additional restrictions on use or redistribution of its data beyond those set by the original data owners and expects attribution (ebi.ac.uk/about/terms-of-use). Served by Eden Engine; not an official EMBL-EBI product.

Use it

Five steps: search, inspect, learn, run, settle. No per-tool setup; your agent reaches this tool through the meta-tools it already has.

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agent

// 1. search: find the tool
omnial_search({ query: "what you need" })

// 2. inspect: price and input schema
omnial_inspect({ tool: "complexportal/complex-lookup" })

// 3. learn: read the usage guide at runtime
omnial_learn({ tool: "complexportal/complex-lookup" })

// 4. run: price the exact call first, then run it
omnial_execute({ tool: "complexportal/complex-lookup", input: { /* see input_schema */ }, dry_run: true })
omnial_execute({ tool: "complexportal/complex-lookup", input: { /* ... */ } })

// 5. settle: the call is charged when it finishes, nothing to do

Not connected yet? Point your MCP client at https://mcp.eden-engine.com/mcp, then copy a config for your client.

Pricing

Every charge this tool can incur.

Charge	Price
Per call	$0.0026

Updated: Oct 25, 2026

Input and output schemas

Input schema

input_schema.json

{
  "type": "object",
  "required": [
    "complex_id"
  ],
  "properties": {
    "complex_id": {
      "type": "string",
      "pattern": "^CPX-[0-9]{1,6}$",
      "description": "Complex Portal accession, for example CPX-1."
    }
  },
  "additionalProperties": false
}

Output schema

output_schema.json

{
  "type": "object",
  "required": [
    "complexAc"
  ],
  "properties": {
    "name": {
      "type": [
        "string",
        "null"
      ]
    },
    "ligands": {
      "type": "array"
    },
    "species": {
      "type": [
        "string",
        "null"
      ]
    },
    "comments": {
      "type": "array"
    },
    "diseases": {
      "type": "array"
    },
    "synonyms": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "complexAc": {
      "type": "string"
    },
    "functions": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "properties": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "institution": {
      "type": [
        "string",
        "null"
      ]
    },
    "evidenceType": {
      "type": [
        "object",
        "null"
      ],
      "additionalProperties": true
    },
    "participants": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "name": {
            "type": [
              "string",
              "null"
            ]
          },
          "bioRole": {
            "type": [
              "string",
              "null"
            ]
          },
          "identifier": {
            "type": [
              "string",
              "null"
            ]
          },
          "description": {
            "type": [
              "string",
              "null"
            ]
          },
          "stochiometry": {
            "type": [
              "string",
              "null"
            ]
          },
          "interactorType": {
            "type": [
              "string",
              "null"
            ]
          }
        },
        "additionalProperties": true
      }
    },
    "releaseDates": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "systematicName": {
      "type": [
        "string",
        "null"
      ]
    },
    "crossReferences": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": true
      }
    },
    "predictedComplex": {
      "type": [
        "boolean",
        "null"
      ]
    },
    "complexAssemblies": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "participantsTotal": {
      "type": "integer"
    },
    "crossReferencesTotal": {
      "type": "integer"
    }
  },
  "additionalProperties": true
}