zinc-database

Search and retrieve chemical compound data from the ZINC database via the CartBlanche22 API.

1|Updated Mar 12, 2026
One-click install
npx skills add https://github.com/yf8578/clawomics --skill zinc-database-yf8578
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: zinc-database
Source: https://github.com/yf8578/clawomics/tree/main/skills/zinc-database
Command: npx skills add https://github.com/yf8578/clawomics --skill zinc-database-yf8578

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill provides programmatic access to the ZINC database, enabling users to search for and retrieve information on over 230 million purchasable chemical compounds, facilitating drug discovery and virtual screening efforts.

Core Features & Use Cases

  • Compound Searching: Search by ZINC ID, SMILES string, or supplier codes.
  • Similarity Searches: Find compounds structurally similar to a query molecule.
  • 3D Structure Retrieval: Access 3D-ready molecular structures for docking studies.
  • Random Sampling: Obtain random sets of compounds filtered by properties like 'lead-like' or 'drug-like'.
  • Use Case: A medicinal chemist needs to find commercially available analogs of a promising hit compound. They can use this Skill to search ZINC by the hit compound's SMILES string and retrieve a list of similar molecules with their ZINC IDs and supplier information.

Quick Start

Use the zinc-database skill to find 100 lead-like compounds.

Frequently Asked Questions about zinc-database

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

FAQPage Schema
How do I search the ZINC database for purchasable compounds by SMILES string?

You can search the ZINC database by providing a SMILES string to find purchasable compounds and retrieve their ZINC IDs and supplier information. This enables you to identify commercially available analogs of a target molecule for drug discovery.

Can I retrieve 3D molecular structures from ZINC for virtual screening?

Yes, you can retrieve 3D-ready molecular structures from ZINC for virtual screening. The Skill provides access to 3D conformers suitable for docking studies, helping you evaluate molecular interactions during drug discovery.

How do I get a random sample of drug-like compounds from a chemical database?

You can obtain a random sample of drug-like compounds from the chemical database by using property filters. The Skill supports random sampling with filters like 'lead-like' or 'drug-like' to retrieve customized compound sets for screening.

What is the best way to find structurally similar compounds for drug discovery?

The best way to find structurally similar compounds is to perform a similarity search using a query molecule. This Skill queries the ZINC database to find and retrieve compounds structurally similar to your input, facilitating analog identification.

Does ZINC database searching support supplier codes and ZINC IDs?

Yes, ZINC database searching supports both supplier codes and ZINC IDs. You can use these specific identifiers to directly query and retrieve detailed information on over 230 million purchasable chemical compounds.

Are there limitations when accessing 230 million compounds via the ZINC API?

Accessing 230 million compounds requires utilizing the CartBlanche22 API for ZINC22 data. Users should be aware that complex similarity searches and large random sampling queries may be constrained by API rate limits and data retrieval processing times.