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http://www.rcsb.org/pdb/search/smartSubquery.do?smartSearchSubtype=StructureIdQuery&structureIdList=3B0W,3KYT,3L0J,3L0L,4NB6,4NIE,4QM0,4S14,4WLB,4WPF,4WQP,4XT9,4YMQ,4YPQ,4ZJR,4ZJW,4ZOM,5APH,5APJ,5APK,5AYG,5C4O,5C4S,5C4T,5C4U,5EJV,5ETH,5G42,5G43,5G44,5G45,5G46,5IXK,5IZ0,5K38,5K3L,5K3M,5K3N,5K6E,5K74,5LWP,5M96,5NTI,5NTK,5NTN,5NTP,5NTQ,5NTW,5NU1,5UFO,5UFR,5UHI,5VB3,5VB5,5VB6,5VB7,5W4R,5W4V,5X8Q,5X8S,5X8U,5X8W,5X8X,5YP6,6B30,6BN6

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