chembl

Retrieve and analyze ChEMBL bioactivity data and targets via the ChEMBL API.

18|2|Updated Feb 21, 2026
One-click install
npx skills add https://github.com/omar-A-hassan/medsci-agent --skill chembl
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: chembl
Source: https://github.com/omar-A-hassan/medsci-agent/tree/main/.opencode/skills/chembl
Command: npx skills add https://github.com/omar-A-hassan/medsci-agent --skill chembl

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Researchers need fast, programmatic access to ChEMBL bioactivity data and target information to inform early drug discovery and pharmacology decisions.

Core Features & Use Cases

  • Data access: Retrieve molecule-level bioactivity, target details, and assay information via the ChEMBL API.
  • Target-driven queries: Find targets by name, organism, or target class, and fetch associated activities for prioritization.
  • Use Case: A researcher wants to identify all targets with strong activity against COX-2 and compare selectivity across related targets.

Quick Start

Run a simple query to fetch the top activity data for a given target, then extend to filtering by activity type and pChEMBL value.

Frequently Asked Questions about chembl

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I retrieve ChEMBL bioactivity data for a specific drug target?

To retrieve ChEMBL bioactivity data for a specific drug target, query the ChEMBL API by target name or target class to fetch associated molecule-level activities and assay information. This supports target validation and mechanism exploration workflows.

Can I filter ChEMBL molecule activity data by assay type and pChEMBL value?

Yes, you can filter ChEMBL molecule activity data by assay type and pChEMBL value. The Skill supports filtering bioactivity metrics to help researchers prioritize targets and perform SAR analysis across small molecules.

What is the best way to search for targets by organism and target class in ChEMBL?

The best way to search for targets by organism and target class in ChEMBL is by querying the API with specific target filters. This retrieves relevant target details and associated bioactivity data for early drug discovery decisions.

How do I compare selectivity across related targets using ChEMBL bioactivity data?

To compare selectivity across related targets using ChEMBL bioactivity data, retrieve all associated activities for the target group and evaluate the pChEMBL values. This allows researchers to analyze comparative selectivity for prioritization.

Do I need the chembl_webresource_client library to access the ChEMBL API?

Yes, you need the chembl_webresource_client library and access to the ChEMBL API. This Python library provides the programmatic interface required to retrieve and analyze target details and molecule-level bioactivity data.

What ChEMBL data is available for early drug discovery and pharmacology decisions?

ChEMBL data available for early drug discovery includes molecule-level bioactivity, target details, and assay information. Accessing this data programmatically supports target validation, SAR analysis, and mechanism exploration for pharmacology decisions.