AI agents call get_homology_symbol to retrieve information from OrigeneMCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Despite the empty description, the tool name and context suggest this retrieves or looks up homology symbols from biomedical reference databases. This is a read-only data retrieval operation with no apparent side effects, similar to other get_* and check_* tools in the same server that query genomic and proteomic databases. The blast radius of misuse is limited to potential information disclosure.
From the tool's definition Tool name 'get_homology_symbol' suggests retrieval of homology information (symbol lookup). The description is empty, but the naming pattern and sibling tools (check_genome_accessions, clinvar_find_single_mutation, depmap_get_dependency) all follow…
Documented attack patterns abuse exactly the kind of access get_homology_symbol gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and OrigeneMCP, and nothing reaches the server without passing your rules. This is the rule we recommend for get_homology_symbol:
{
"version": "1",
"default": "deny",
"tools": {
"get_homology_symbol": {}
}
}get_homology_symbol is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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get_homology_symbol. It is categorised as a Read tool in the OrigeneMCP MCP Server, which means it retrieves data without modifying state.
Register the Origene MCP server in PolicyLayer and add a rule for get_homology_symbol: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches OrigeneMCP. Nothing to install.
get_homology_symbol is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_homology_symbol rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for get_homology_symbol. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
get_homology_symbol is provided by the Origene MCP server (gentel-lab/origenemcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from OrigeneMCP, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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439 OrigeneMCP tools catalogued and risk-classified — across an index of 43,000+ MCP servers.