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http://www.rcsb.org/pdb/search/smart.do?smartSearchSubtype_0=ChemSmilesQuery&searchType_0=Exact&polymericType_0=Any&smartComparator=and&target=Ligand&smiles_0=O%3D%5BMo%5D123O%5BMo%5D45%28%3DO%29O%5BMo%5D6%28%3DO%29%28O1%29O%5BMo%5D17%28%3DO%29O%5BMo%5D89%28%3DO%29%28O%5BP%40%2B%5D%2510%2511O%5BMo%5D%2512%28%3DO%29%28O%5BMo%5D%2513%2514%28%3DO%29O%5BMo%5D%28%3DO%29%28O2%29%28O8%29O%5BMo%5D%28%3DO%29%28O4%29%28O%2513%29%28O%5BMo%5D2%28%3DO%29%28O5%29O%5BMo%5D%28%3DO%29%28O%2514%29%28O%2512%29O%5BMo%5D%28%3DO%29%28O6%29%28O2%29%28O1%29O%2510%29O%2511%29%28O7%29O9%29O3+%7Cr%2CTLB%3A48%3A16%3A51%3A10.12.50%2CTHB%3A49%3A16%3A51%3A10.12.50%7C

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