Pathway Commons provides access to data integrated from public pathway and molecular interaction databases.
Reciprocal Net
Reciprocal Net links a distributed crystallography network with a searchable collection of common molecular structures.

About Reciprocal Net
Reciprocal Net is a distributed crystallography network funded by the U.S. National Science Foundation as part of the National Science Digital Library project. It aggregates molecular structure data from a network of participating crystallography laboratories into a searchable collection, including its award-winning Common Molecules Collection. The platform is still under active development, with 18 institutional partners currently contributing data.
Users can search the collection to access molecular structure information, with much of the dataset available to the general public alongside research-focused resources for professional crystallographers. The network is designed to serve three core audiences: research crystallographers who can store and access specialized molecular structure data, students studying crystallography or related sciences, and members of the general public interested in exploring molecular structures.
Key features
- Searchable collection of common molecular structures
- Distributed database for crystallography research data
- Publicly accessible molecular structure data for general users
- Hosts the award-winning Common Molecules Collection
- Data contributed by 18 participating crystallography labs
- Much of its molecular structure data is freely accessible to the public
- Backed by a network of 18 reputable academic and research institutions
- Hosts the award-winning Common Molecules Collection of molecular structures
- The project is still under active development, so data and features may be incomplete
Reciprocal Net at a glance
- Website
- reciprocalnet.org
- Category
- Research & Data › Open Data & Datasets
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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