Crystallography and NMR system

CNS
Developer(s) Axel T. Brunger, G. Marius Clore, and others
Stable release
1.3 / 22 July 2010
Written in Fortran
Operating system Mac, Linux
Type X-Ray Crystallography, NMR Spectroscopy
Licence Free to Academic (Non-profit) Institutions
Website cns-online.org

CNS or Crystallography and NMR system, is a software library for computational structural biology. It is an offshoot of X-PLOR and uses much of the same syntax. It is used in the fields of X-ray crystallography and NMR spectroscopy of biological macromolecules.