Phaser Crystallographic Software
Phaser is a program for phasing macromolecular crystal structures with maximum likelihood methods. It has been developed by Randy Read's group at the University of Cambridge and is available through the Phenix and CCP4 software suites, and directly from this site.
This website supersedes http://www-structmed.cimr.cam.ac.uk/phaser/ which is now obsolete (and redirects to this page). A copy of the obsolete website can be found at http://www-structmed.cimr.cam.ac.uk/phaser_obsolete/
Documentation
Use the sidebar to navigate through the extensive documentation for Phaser.
- Current Phenix release is Phaser-2.4
- Current CCP4 release is Phaser-2.3
- Released 32 bit binary occasionally aborts on 64 bit Linux | CCP4-6.2.0 bug.
- A fixed 32 bit binary is available from the ftp site and replaces the distributed binary in automated downloads from Wednesday 19th October 2011 onwards.
Quicklinks
- Keyword input for Phaser-2.3 and above → Keywords
- Python interface for Phaser-2.3 and above → Python
- Full Documentation for Phaser-2.3 and above → Manual
- Documentation for Phaser-2.1 (CCP4 6.1 and below) → | Manual
Referencing Phaser
Citing crystallographic software in your paper is important for funding new software development. We rely on your citations to convince funding bodies that our software is being used.
If you solve a structure with Phaser, please cite
- Phaser crystallographic software pdf
- McCoy AJ, Grosse-Kunstleve RW, Adams PD, Winn MD, Storoni LC, Read RJ.
- J. Appl. Cryst. (2007). 40, 658-674.
