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Conserved Domains Database (CDD)

Published by National Library of Medicine (NLM) | U.S. Department of Health & Human Services | Catalog Last Checked: September 28, 2026 at 08:25 PM
The Conserved Domain Database is a resource for the annotation of functional units in proteins. Its collection of domain models includes a set curated by NCBI, which utilizes 3D structure to provide insights into sequence/structure/function relationships.

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