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RCSB PDB

MCP server · by rcsb

Developer Tools Python v0.15.0

MCP server to search, inspect, and cross-reference RCSB Protein Data Bank structures

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Install

Run one of the commands below, then add the client config underneath.

Pythonuvx rcsb-mcp

Client configuration

Paste into Claude Desktop, Cursor (mcp.json), VS Code or any MCP client, then restart the client.

mcpServers{
  "mcpServers": {
    "rcsb-mcp": {
      "command": "uvx",
      "args": [
        "rcsb-mcp"
      ]
    }
  }
}

About this server

RCSB PDB is listed in the Developer Tools category of the MCPNav directory. It is distributed as Python and can be loaded by any client that speaks the Model Context Protocol.

Typical uses include giving your assistant scoped access to the corresponding service so it can answer questions and take actions with real data instead of guessing. Always review what a server can access before you enable it — see our MCP security guide.

Frequently asked questions

What is the RCSB PDB MCP server?

RCSB PDB is an MCP server by rcsb. MCP server to search, inspect, and cross-reference RCSB Protein Data Bank structures

How do I install RCSB PDB?

Install it with: uvx rcsb-mcp. Then add the JSON config to your client's MCP settings and restart the client.

Is RCSB PDB free to use?

The MCP server itself is free to install. The source is public on https://github.com/rcsb/rcsb-mcp. Any third-party API it calls (such as a search or maps API) may require its own key and billing.

Which clients support RCSB PDB?

Any MCP-compatible client can use it, including Claude Desktop, Cursor, VS Code, Windsurf and custom agents.