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http://www.rcsb.org/pdb/search/smartSubquery.do?smartSearchSubtype=StructureIdQuery&structureIdList=1F81,1JSP,1KBH,1KDX,1L3E,1L8C,1P4Q,1R8U,1SB0,1TOT,1U2N,2AGH,2C52,2D82,2K8F,2KA4,2KA6,2KJE,2KKJ,2KWF,2L14,2L84,2L85,2LQH,2LQI,2LWW,2LXS,2LXT,2MH0,2MZD,2N1A,2RNY,3BIY,3DWY,3I3J,3IO2,3P1C,3P1D,3P1E,3P1F,3P57,3SVH,3T92,4A9K,4BHW,4I9O,4N3W,4N4F,4NR4,4NR5,4NR6,4NR7,4NYV,4NYW,4NYX,4OUF,4PZR,4PZS,4PZT,4TQN,4TS8,4WHU,4YK0,5BT3,5CGP,5DBM,5EIC,5ENG,5EP7,5GH9,5H85,5HOU,5HP0,5HPD,5I83,5I86,5I89,5I8B,5I8G,5J0D,5KJ2,5KTU,5KTW,5KTX,5LKT,5LKU,5LKX,5LKZ,5LPJ,5LPK,5LPL,5LPM,5MME,5MMG,5MPK,5MPN,5MPZ,5MQE,5MQG,5MQK,5NLK,5NRW,5NU3,5NU5,5OWK,5SVH,5TB6,5U4K,5U7G,5W0E,5W0F,5W0I,5W0L,5W0Q,5XXH,5XZC,5XZS,6ALB,6ALC,6AXQ,6AY3,6AY5,6DMK,6DMX,6DNQ,6DS6,6FGN,6FGS,6FQO,6FQT,6FQU,6FR0,6FRF,6GYR,6GYT,6K4N

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