RCSB PDB Metadata Service API

The Metadata Service API from RCSB PDB — 3 operation(s) for metadata service.

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools

Call it yourself

curl for this page
This API
curl "https://apis.io/api/v1/apis/pdb-metadata-service-api"
All apis
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

pdb-metadata-service-api-openapi.yml Raw ↑
openapi: 3.0.0
info:
  version: 0.9.12
  title: ModelServer General Metadata Service API
  description: The ModelServer is a service for accessing subsets of macromolecular model data.
tags:
- name: Metadata Service
paths:
  /rcsbsearch/v2/metadata/unreleased/schema:
    get:
      tags:
      - Metadata Service
      summary: Get RCSB PDB unreleased entry schema.
      operationId: getUnreleasedEntryMetadata
      responses:
        '200':
          description: OK
          content:
            application/json: {}
        '404':
          description: Not Found
          content:
            '*/*':
              schema:
                $ref: '#/components/schemas/JsonNode'
  /rcsbsearch/v2/metadata/schema:
    get:
      tags:
      - Metadata Service
      summary: Get RCSB PDB structure data schema as JSON Schema.
      operationId: getMetadata
      responses:
        '200':
          description: OK
          content:
            application/json: {}
        '404':
          description: Not Found
          content:
            '*/*':
              schema:
                $ref: '#/components/schemas/JsonNode'
  /rcsbsearch/v2/metadata/chemical/schema:
    get:
      tags:
      - Metadata Service
      summary: Get RCSB PDB chemical data schema as JSON Schema.
      operationId: getChemicalMetadata
      responses:
        '200':
          description: OK
          content:
            application/json: {}
        '404':
          description: Not Found
          content:
            '*/*':
              schema:
                $ref: '#/components/schemas/JsonNode'
components:
  schemas:
    JsonNode:
      type: object