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Download SHIFTX2 Standalone Program

Latest Release Version:

After downloading the file, simply unzip (eg. tar -zvxf shiftx2-v10x-linux.tgz) it and type 'make' to compile to fit your computing environment. When the compile processes are done, you may be able to test with a sample pdb (1UBQ.pdb) with a following command:

         python -i 1UBQ.pdb
If the program is installed successfully, you should have a predicted file (.cs) which name is "1UBQ.pdb.cs". In addition, you may follow the detail instruction in the README file to use SHIFTX2 program properly with several options.

System Requirement:
  • Operating System: LINUX, MAC OSX or UNIX
  • Python 2.6 or later
  • GCC/G++ Compiler (GCC 4.4.0 or later)
  • Java SE Runtime Environment 1.6.0 or later

We highly appreciate your feedback to further improve SHIFTX2. So please contact us without hesitation if you notice a problem or have any comments / suggestions.


The data sets include both original PDBs and PDBs(.pdbH) with hydrogens appended by REDUCE program. For the convenience, the re-referenced chemical shifts files were added 'PDB residue sequence number' on the assigned chemical shift lists as right side of image.