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http://www.rcsb.org/pdb/search/smart.do?smartSearchSubtype_0=ChemSmilesQuery&smiles_0=CCOC1CC2CN%28C%28CN2C1%29C%28%3DO%29NC1CCOc2ccccc12%29C%28%3DO%29C%28NC%28%3DO%29C%28C%29NC%29C1CCC%28F%29%28F%29CC1&searchType_0=Exact&polymericType_0=Any&smartComparator=and&target=Ligand

It has been permanently removed as part of our announced shutdown on December 9th, 2020.

See the Legacy API Shutdown December 9 announcement for further details.


Legacy APIs

If you are using one of the legacy API endpoints, you will need to migrate to the new json-based APIs.

The new APIs provide more comprehensive search and fetch capabilities, see Web Services Overview.

Documentation for the new services and migration guides are available:

Data API tutorial
Search API tutorial
Data API migration guide
Search API migration guide