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http://www.rcsb.org/pdb/search/smartSubquery.do?smartSearchSubtype=StructureIdQuery&structureIdList=1FFX,1IA0,1JFF,1SA0,1SA1,1TUB,1TVK,1Z2B,2HXF,2HXH,2P4N,2WBE,2XRP,3DCO,3DU7,3E22,3EDL,3HKB,3HKC,3HKD,3HKE,3IZ0,3J1T,3J1U,3J2U,3J6E,3J6F,3J6G,3J6H,3J6P,3J7I,3J8X,3J8Y,3JAK,3JAL,3JAO,3JAR,3JAS,3JAT,3JAW,3N2G,3N2K,3RYC,3RYF,3RYH,3RYI,3UT5,4ABO,4AQV,4AQW,4ATU,4ATX,4CK5,4CK6,4CK7,4DRX,4EB6,4F61,4F6R,4HNA,4I4T,4I50,4I55,4IHJ,4IIJ,4LNU,4O2A,4O2B,4O4H,4O4I,4O4J,4O4L,4TUY,4TV8,4TV9,4UXO,4UXP,4UXR,4UXS,4UXT,4UXY,4UY0,4WBN,4X1I,4X1K,4X1Y,4X20,4YJ2,4YJ3,4ZHQ,4ZI7,4ZOL,5BMV,5C8Y,5CA0,5CA1,5CB4,5EIB,5EYP,5EZY,5FNV,5GON,5HNW,5HNX,5HNY,5HNZ,5IJ0,5IJ9,5ITZ,5IYZ,5J2T,5J2U,5JCB,5JCO,5JH7,5JQG,5JVD,5KMG,5KX5,5LA6,5LOV,5LP6,5LXS,5LXT,5LYJ,5M50,5M54,5M5C,5M5I,5M5L,5M5M,5M5N,5M5O,5M7E,5M7G,5M8D,5M8G,5MF4,5MIO,5ND2,5ND3,5ND4,5ND7,5NJH,5NM5,5NQT,5NQU,5O7A,5OV7,5SYC,5SYE,5SYF,5SYG,5UBQ,5UCY,5XLT

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