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http://www.rcsb.org/pdb/search/smartSubquery.do?smartSearchSubtype=StructureIdQuery&structureIdList=1AAP,1BRC,1CA0,1MWP,1OWT,1TAW,1TKN,1ZJD,2FJZ,2FK1,2FK2,2FK3,2FKL,2FMA,2LP1,3KTM,3L33,3L3T,3NYJ,3NYL,3UMH,3UMI,3UMK,4JFN,4PQD,4PWQ,4YN0,5BUO,5C67,5NX1,5NX3,6GFI,6HAR,6IYC

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